Dr Manish Sevalal Tiwari

Head and Neck Cancer Treatment Head and Neck Cancer Treatment encompasses a range of specialized medical and surgical interventions designed to eliminate malignant tumors in the mouth, throat, voice box, and nasal passages. Clinical protocols prioritize the preservation of speech and swallowing functions through a multimodal approach, integrating precision surgery with advanced immunotherapy to address squamous cell carcinomas effectively. When You Should Consider Screening Persistent Sores: Appearance of a sore, ulcer, or red and white patches in the mouth that do not heal within two weeks. Throat Discomfort: A persistent sore throat or a constant feeling that something is caught in the back of the throat. Voice Changes: Noticeable hoarseness or a significant change in the quality or pitch of the voice. Dysphagia: Difficulty or pain experienced during the process of swallowing food or liquids. New Growths: Discovery of a new lump, swelling, or painless mass in the neck, jaw, or facial area. Nasal/Ear Symptoms: Frequent nosebleeds, persistent nasal congestion, or chronic ear pain without an active infection. Conditions That Require Specialized Care Oral Cavity Cancers: Malignancies affecting the lips, tongue, gums, or the mucosal lining of the cheeks. Oropharyngeal Cancers: Particularly those linked to the HPV-16 virus, often located in the tonsils or the base of the tongue. Laryngeal Malignancies: Cancers occurring in the tissues of the voice box that impact breathing and speech. Sinonasal Tumors: Rare tumors in the nasopharynx or paranasal sinuses requiring complex anatomical access. Recurrent/Metastatic HNSCC: Squamous cell carcinomas that have returned or spread to distant organs like the lungs. Types of Head and Neck Cancer Treatment Transoral Robotic Surgery (TORS): A minimally invasive technique used to remove throat tumors through the mouth, avoiding large external incisions. Neck Dissection: The surgical removal of lymph nodes in the neck to prevent or treat the regional spread of cancer. Immunotherapy: Checkpoint inhibitors (such as Pembrolizumab or Nivolumab) are now standard first-line treatments for advanced disease. Targeted Therapy: Precision medications like Cetuximab that block specific proteins facilitating cancer cell growth. Intensity-Modulated Radiation Therapy (IMRT): High-precision radiation that conforms to the tumor's 3D shape to spare the salivary glands. Photodynamic Therapy: A treatment using light-sensitive drugs and laser energy to destroy superficial mucosal cancers. How Is Performed Diagnostic Mapping: High-resolution CT, MRI, and PET scans are utilized to create a precise map of the tumor and nearby nerves. Histology Confirmation: A tissue biopsy is conducted to confirm the presence of squamous cell carcinoma and check for HPV status. Precision Surgery: Surgeons remove the primary tumor, often using robotic tools to navigate the narrow passages of the throat. Adjuvant Radiation: Precision radiation is applied to the mucosal lining to destroy any microscopic cells remaining after surgery. Immune Priming: Immunotherapy infusions help the body's T-cells identify and destroy cancer cells throughout the system. Functional Rehab: Specialized sessions are integrated early to support the recovery of speech, airway protection, and swallowing. Pre-Procedure Preparation Baseline Therapy: Consult with a speech and swallow therapist to establish a functional baseline for post-operative recovery. Dental Clearance: Undergo a comprehensive dental evaluation, as radiation can significantly impact jawbone health and density. Cessation Programs: Adhere to strict smoking and alcohol cessation programs, as continued use significantly lowers treatment success. Nutritional Mapping: Follow specific high-calorie nutritional guidelines to maintain strength and prevent weight loss during therapy. Surgical Roadmarking: Complete all diagnostic mapping to ensure the surgical team has a clear view of critical tumor margins. Tests Before Head and Neck Cancer Treatment Fiberoptic Endoscopy: A visual inspection using a thin, flexible tube to examine the throat, larynx, and nasal passages. Head and Neck MRI: To determine the exact size and depth of the malignancy and its proximity to major blood vessels. PET-CT Scan: To evaluate metabolic activity and check if the cancer has spread to the chest or distant lymph nodes. HPV Biomarker Testing: Specifically testing for p16 protein to identify viral status, which dictates the intensity of the treatment. Immune Profiling: Comprehensive blood panels to assess PD-L1 levels, helping to predict responsiveness to immunotherapy. Life After Head and Neck Cancer Treatment Surveillance Schedule: Regular physical exams and imaging every 3 months for the first two years to monitor for early signs of recurrence. Oral Health Vigilance: Commitment to lifelong dental hygiene and fluoride treatments to manage the long-term effects of radiation on saliva. Lifestyle Maintenance: Absolute avoidance of tobacco and alcohol to prevent the development of a second primary cancer. Functional Maintenance: Continued participation in speech therapy and swallowing exercises to prevent long-term joint stiffness (trismus). Mucosal Monitoring: Routine follow-up appointments with a specialist to ensure the continued health of the mucosal surfaces. Benefits of Specialized Treatment Superior Survival Rates: Features high survival rates for localized cases through early detection and robotic surgery. Revolutionary Immunotherapy: Modern standards use neoadjuvant (pre-surgery) immunotherapy to shrink tumors and improve surgical outcomes. Aesthetic Preservation: Employs robotic technology and reconstructive microsurgery to minimize physical changes and preserve facial appearance. Organ Preservation: Prioritizes de-escalated protocols for HPV-positive cases to preserve vital functions like speaking and eating. Biologically Tailored Care: Every plan is customized based on the tumor's genetic signature and viral status for maximum impact.

Thyroid Cancer Treatment Thyroid cancer treatment is highly successful, with a cure rate exceeding 90% for the most common types. Unlike many other cancers, it often relies on a combination of surgery and radioactive isotopes rather than traditional chemotherapy. Modern protocols are increasingly conservative, with "active surveillance" or partial surgery being used for small, low-risk tumors to preserve natural hormone function. When You Should Consider Screening or Treatment Painless Lump: A noticeable nodule or swelling in the front of the neck, often near the Adam's apple. Voice Changes: Increasing hoarseness or breathiness that does not resolve within a few weeks. Dysphagia: Difficulty swallowing or a persistent "lump in the throat" sensation. Persistent Cough: A chronic cough that is not caused by a cold or respiratory infection. Neck Pain: Pain that starts in the front of the neck and sometimes radiates up toward the ears. Family History: If you have a known genetic predisposition, such as the RET gene mutation (common in Medullary Thyroid Cancer). Surgical Procedures (Primary Treatment) Hemithyroidectomy (Lobectomy): Removal of only one of the two thyroid lobes. This is a common preference for small, low-risk tumors to avoid lifelong medication. Total Thyroidectomy: Removal of the entire gland; the standard for larger tumors or high-risk variants like Papillary or Follicular cancer. Neck Dissection: If the cancer has reached the lymph nodes, the surgeon removes them during the same operation to prevent further spread. Robotic/Endoscopic Thyroidectomy: Minimally invasive techniques that can sometimes be performed through the armpit or mouth to avoid a visible neck scar. Radioactive Iodine (RAI) Therapy Targeted Internal Radiation: Used after surgery to destroy any remaining microscopic thyroid cells or cancer that has spread elsewhere. How it Works: Since thyroid cells specifically absorb iodine, patients swallow a pill (I-131) that kills those cells specifically, sparing the rest of the body. Preparation: Patients follow a low-iodine diet for 1–2 weeks and receive Thyrogen injections to make any remaining cancer cells "hungry" for the radioactive dose. Isolation Protocols: Because you temporarily become a radiation source, you must follow strict isolation (usually 3–5 days) to protect family members and pets. How Is Performed Diagnostic Mapping: Ultrasound and Fine Needle Aspiration (FNA) are used to confirm the cancer type and map the tumor's size. Anesthesia: Surgery is performed under general anesthesia, typically lasting 2 to 4 hours. Nerve Monitoring: Surgeons use specialized equipment to monitor the laryngeal nerves during surgery to protect your voice. Hormone Replacement: Following a total thyroidectomy, you will start a daily dose of Levothyroxine (T4) to replace the missing hormones. Suppression Therapy: Doctors prescribe a hormone dose to keep TSH (Thyroid Stimulating Hormone) levels very low, which helps prevent any dormant cancer cells from being stimulated to grow. Pre-Procedure Preparation Voice Assessment: A baseline check of your vocal cord function is often conducted by an ENT specialist. Calcium Management: Your surgeon may check your parathyroid function, as these tiny glands (which control calcium) sit right behind the thyroid. Medication Review: Stopping any blood thinners or supplements that could increase bleeding risk during the neck surgery. Fasting (NPO): Standard instructions starting at midnight before the operation to ensure safety during anesthesia. Low-Iodine Planning: If RAI is scheduled, start familiarizing yourself with iodine-free recipes (avoiding iodized salt, dairy, and seafood). Tests Before Thyroid Cancer Treatment Neck Ultrasound: The primary tool for determining the exact size of the tumor and whether lymph nodes look suspicious. Fine Needle Aspiration (FNA): A biopsy where a thin needle collects cells to determine if the tumor is Papillary, Follicular, or Medullary. Thyroid Function Tests (TFTs): Blood tests to measure T3, T4, and TSH levels before the gland is altered. CT/MRI Scan: Occasionally used for advanced cases to see if the tumor is invading the esophagus or windpipe. Molecular Testing: Biopsies are often sent for mutation testing (like BRAF or TERT) to predict how aggressive the cancer might be. Life After Thyroid Cancer Treatment Lifelong Medication: If the entire thyroid was removed, you will take a small pill every morning on an empty stomach for the rest of your life. Tumor Marker (Tg) Monitoring: You will have regular Thyroglobulin (Tg) blood tests. Since only thyroid tissue makes this protein, a rising level acts as an early warning system. Periodic Scans: Neck ultrasounds every 6–12 months to ensure the "bed" of the thyroid remains clear of any recurrence. Calcium Supplements: Some patients may need temporary calcium and Vitamin D if the parathyroid glands were "stunned" during surgery. Energy Management: It can take a few months to find your perfect hormone dose; communicate any fatigue or heart palpitations to your doctor. Benefits Of Thyroid Cancer Treatment Exceptionally High Cure Rate: Most common thyroid cancers have a 10-year survival rate near 95–98%. Targeted Radiation: RAI therapy provides a way to treat metastatic disease with much less toxicity than standard chemotherapy. Preservation of Function: Current protocols allow many patients to keep half their thyroid, potentially avoiding the need for lifelong medication. Minimal Disruption: Most patients return to work and normal activity within 2 weeks of surgery. Precision Monitoring: The Thyroglobulin test provides one of the most accurate early detection systems in all of oncology.

Oral Cancer Surgery Oral Cancer Surgery (also known as head and neck surgery) is the primary treatment for cancers of the lips, tongue, inner cheeks, gums, and the floor or roof of the mouth. The goal is to remove the entire tumor while preserving as much function (speaking and swallowing) and appearance as possible. Many of these procedures are integrated with microvascular reconstruction in a single session to ensure the best functional outcomes. When You Should Consider Oral Cancer Surgery Tongue Malignancy: When a biopsy confirms squamous cell carcinoma on the lateral borders or base of the tongue. Hard Palate or Gum Tumors: When cancer involves the roof of the mouth or the bony structures supporting the teeth. Lip Cancer: For lesions that do not respond to topical treatments or show signs of deep invasion. Floor of Mouth Lesions: When a tumor is located under the tongue, often requiring a "pull-through" resection. Buccal Mucosa Cancer: For malignancies on the inner lining of the cheeks that may involve the underlying muscle. Types of Primary Tumor Resection Glossectomy: Removal of part or all of the tongue. A partial glossectomy removes only the cancerous edge, while a total glossectomy requires extensive reconstruction. Mandiblectomy: Removal of a portion of the jawbone. A "marginal" resection removes the bone surface, while a "segmental" resection removes a full section if the cancer has invaded the marrow. Maxillectomy: Removal of part or all of the hard palate (the roof of the mouth). Mohs Surgery: Often utilized for lip cancer; thin layers of tissue are removed and examined microscopically in real-time until no cancer cells remain. Wide Local Excision: Removing the tumor along with a 1-cm to 2-cm "clear margin" of healthy tissue to prevent local recurrence. Neck Dissection (Lymph Node Removal) Selective Neck Dissection: Removing only the lymph nodes in specific "levels" most likely to contain microscopic spread. Radical Neck Dissection: Removing nearly all lymph nodes on one side of the neck; reserved for advanced disease where cancer involves the surrounding muscle or veins. Sentinel Node Biopsy: Injecting a radioactive tracer or dye to identify and remove only the "first" node in the drainage path. Level-Specific Clearance: Surgeons use precise mapping to clear Level I, II, and III nodes, which are the primary sites for oral cancer metastasis. Reconstructive Surgery Free Flap Transfer: The "gold standard." Surgeons transfer tissue (skin, muscle, or bone) from the forearm or leg and sew the tiny blood vessels to the neck vessels using a microscope. Fibula Free Flap: Taking a piece of the lower leg bone to reconstruct a segment of the jawbone (mandible). Radial Forearm Free Flap: Using skin from the inner wrist to reconstruct the tongue or the floor of the mouth. Skin Grafts: Utilizing a thin layer of skin from the thigh to cover smaller defects within the oral cavity. Local Flaps: Rotating nearby tissue from the neck or forehead to fill gaps in the cheek or palate. How Is Performed Anesthesia: Performed under general anesthesia, often involving a specialized tube to keep the mouth clear for the surgeon. Tracheostomy: A temporary hole is made in the windpipe to ensure a safe airway while post-operative swelling subsides. Micro-dissection: Using high-powered magnification to identify and preserve the nerves responsible for tongue movement and facial expression. Feeding Tube Placement: A temporary tube is placed to provide nutrition while the oral tissues heal. Frozen Section Analysis: Real-time pathology checks during surgery to confirm that all margins are negative for cancer before the reconstruction begins. Pre-Procedure Preparation Dental Clearance: A thorough dental exam to remove any decayed teeth in the radiation field or surgical site. Speech and Swallow Baseline: Meeting with a therapist to evaluate your current function and plan for post-operative rehabilitation. Allen’s Test: If a forearm flap is planned, this test ensures the hand has adequate blood supply from other arteries. Nutritional Loading: High-protein supplementation to prevent weight loss, as eating will be difficult immediately following surgery. Imaging Correlation: Reviewing 3D reconstructions of CT or MRI scans to plan exact bone cuts for jaw reconstruction. Tests Before Oral Cancer Surgery CT/MRI Head and Neck: To determine the depth of invasion and whether the tumor is attached to the jawbone. PET-CT Scan: To rule out distant spread to the lungs or liver before committing to a major reconstructive surgery. Angiography/Doppler: To check the blood vessels in the "donor site" (arm or leg) to ensure they are healthy enough for a free flap. Panendoscopy: A visual inspection of the throat and esophagus under anesthesia to rule out a second primary tumor. Biopsy Confirmation: Confirming the histological type and grade of the cancer to determine the extent of neck dissection required. Life After Oral Surgery (Recovery & Risks) Hospital Stay: Typically 7 to 14 days, with the first few days often spent in an ICU or High Dependency Unit for flap monitoring. Flap Monitoring: A rare but serious risk where the blood supply to the new tissue fails, requiring an immediate return to the operating room. Fistula: An abnormal opening where saliva leaks from the mouth into the neck; usually managed with specialized dressings. Lymphedema: Swelling of the neck and face that may require specialized massage therapy after the lymph nodes are removed. Rehabilitation: Daily sessions with speech and language pathologists to relearn how to swallow safely and speak clearly. Why Specialized Treatment Is Highly Effective Functional Restoration: Modern microvascular surgery allows patients to maintain the ability to eat and speak even after extensive resections. High Cure Rates: For early-stage oral cancer, surgery offers a high probability of complete cure and long-term survival. 3D Precision: The use of surgical guides ensures that jaw reconstructions match the patient's original facial structure perfectly. Integrated Care: Combining surgery with adjuvant radiation ensures that any remaining microscopic cells are eliminated. Quality of Life: Dedicated head and neck teams focus on both removing cancer and the aesthetic and social reintegration of the patient.

Tongue Resection Tongue Resection, clinically termed a glossectomy, is the surgical removal of all or part of the tongue to treat oral cancer. The primary goal is to excise the malignant tumor with a 1–2 cm "clear margin" of healthy tissue to prevent recurrence. Advanced microvascular reconstruction is now the standard for maintaining speech and swallowing functions after a resection. When You Should Consider a Glossectomy Squamous Cell Carcinoma (SCC): The most common form of tongue cancer, often appearing as a persistent ulcer or growth on the lateral (side) border. Deep Invasion: When a tumor has grown into the underlying intrinsic muscles of the tongue. Leukoplakia with Dysplasia: When precancerous white patches show high-grade changes that are likely to become invasive. Recurrent Disease: When cancer returns in a previously treated area of the mouth. Base of Tongue Tumors: When the malignancy is located at the very back of the tongue, near the throat. Types of Tongue Resection Partial Glossectomy: Removal of a small portion of the tongue. Usually, the remaining tissue is sewn together, and speech and swallowing remain near normal. Hemiglossectomy: Removal of one full side of the tongue. This typically requires reconstruction using tissue from another part of the body to maintain volume and mobility. Total Glossectomy: Removal of the entire tongue. This is a life-altering procedure reserved for advanced cancers and requires extensive microvascular reconstruction. Base of Tongue Resection: A specialized procedure for tumors at the back of the tongue, often performed robotically (TORS) to avoid large external incisions. Compartmental Resection: Removing the tumor along with the entire anatomical compartment of muscles to ensure no microscopic cells remain. How Is Performed Anesthesia: Performed under general anesthesia, often with a "nasotracheal" tube to provide the surgeon with a clear view of the oral cavity. Neck Dissection: A concurrent procedure where lymph nodes are removed from the neck to check for microscopic cancer spread. Resection with Margins: The surgeon uses specialized tools to cut 1–2 cm away from the visible tumor to ensure a "pathologically clear" margin. Microvascular Reconstruction (Free Flap): For larger defects, tissue (skin, fat, or muscle) is taken from the forearm or thigh, and its blood vessels are sewn to vessels in the neck using a microscope. Tracheostomy: A temporary breathing hole is made in the neck because postoperative swelling can block the airway; it is usually removed after 5–10 days. Feeding Tube Placement: Since the patient cannot swallow while the sutures heal, a temporary NG (nose-to-stomach) or PEG tube provides nutrition for 1–2 weeks. Pre-Procedure Preparation Speech and Swallow Baseline: Meeting with a specialist to assess current function and plan for intensive rehabilitation after surgery. Dental Evaluation: Removing any decayed teeth that might cause infection during healing or interfere with future radiation therapy. Allen’s Test: If a forearm flap is planned, this test ensures the hand has a sufficient secondary blood supply. Nutritional Optimization: Starting high-protein supplements to ensure the body has the resources to heal complex microvascular connections. Imaging Correlation: Reviewing 3D CT or MRI scans to map the tumor's depth and its proximity to the lingual artery and nerve. Tests Before Tongue Resection Contrast-Enhanced MRI: The "gold standard" for determining the exact depth of invasion (DOI) into the tongue muscle. PET-CT Scan: To rule out any spread to the lungs or distant lymph nodes before committing to a major reconstructive procedure. Biopsy Verification: Confirming the histological grade of the cancer to determine the necessary extent of the neck dissection. Doppler Ultrasound: To map the blood vessels in the donor site (arm or leg) to ensure they are suitable for a "free flap" transfer. Coagulation Profile: To ensure blood clots properly at the resection site but remains fluid enough for microscopic vascular connections. Life After Tongue Surgery (Recovery & Risks) Hospital Stay: Typically 7 to 14 days, with the first few days spent in a specialized unit for frequent "flap checks" to ensure blood flow. Flap Failure: A rare but critical risk where the microscopic blood vessel connection clots, requiring immediate emergency re-operation. Aspiration Risk: If the new tongue cannot protect the airway during swallowing, food or saliva may enter the lungs, potentially causing pneumonia. Fistula: An abnormal leak of saliva from the mouth into the neck tissues, which usually requires specialized wound care to heal. Sensory Changes: Permanent numbness in the resected area or a loss of taste is common, though the other side of the tongue often compensates. Why Specialized Treatment Is Highly Effective Microvascular Precision: Modern "free flap" techniques allow surgeons to rebuild a tongue that can still move, speak, and push food to the back of the throat. Comprehensive Staging: Performing a neck dissection during the same surgery ensures that any microscopic spread is caught and treated early. Robotic (TORS) Advancements: For base-of-tongue cancers, robotic surgery allows for removal through the mouth, avoiding the need to "split" the jawbone. Intensive Rehabilitation: Standardized speech and swallow therapy significantly improves quality of life, helping patients return to a normal diet. Multidisciplinary Success: When surgery is followed by modern adjuvant radiation, local control rates for tongue cancer are at an all-time high.

Parotid Gland Surgery Parotid Gland Surgery, or Parotidectomy, is the surgical removal of part or all of the parotid gland—the largest salivary gland, located just in front of the ear. When performed for cancer, the surgery is highly complex because the facial nerve, which controls all facial expressions (smiling, blinking, frowning), passes directly through the middle of the gland. The use of continuous intraoperative nerve monitoring is the standard of care to ensure the highest level of nerve preservation. When You Should Consider a Parotidectomy Parotid Tumors: For any growth in the parotid gland, as about 20% of these are malignant (cancerous). Mucoepidermoid Carcinoma: The most common primary parotid cancer requiring surgical intervention. Adenoid Cystic Carcinoma: A slow-growing but aggressive cancer known for traveling along nerve fibers. Metastatic Skin Cancer: When skin cancer from the scalp or face spreads to the parotid lymph nodes. Recurrent Pleomorphic Adenoma: When a previously removed benign tumor returns, requiring a more extensive resection. Types of Parotidectomy Superficial Parotidectomy: Removal of the portion of the gland "outside" the facial nerve. This is the most common approach for tumors that have not invaded the deep lobe. Total Parotidectomy: Removal of the entire gland, including the deep lobe. The surgeon carefully "unfolds" the gland to peel it away from the facial nerve fibers. Radical Parotidectomy: Removal of the entire gland and the facial nerve. This is reserved for cases where the cancer has physically encased the nerve, causing paralysis before surgery. Extended Parotidectomy: Removal of the gland plus surrounding structures like the skin, ear canal, or jawbone if the cancer has spread beyond the gland boundaries. Enucleation/Extracapsular Dissection: A more limited removal used only for very small, superficial, and low-grade tumors. How Is Performed Anesthesia: Performed under general anesthesia. Surgeons avoid long-acting muscle relaxants to ensure the facial nerve can still be stimulated and monitored. The Incision: The incision usually starts in front of the ear and curves down into the neck (Blair or Face-lift incision), often hidden in natural skin creases. Facial Nerve Identification: The surgeon identifies the "trunk" of the facial nerve as it exits the skull and then meticulously follows its five branches. Nerve Monitoring: Small electrodes in the facial muscles alert the surgical team if the nerve is touched or stimulated, preventing accidental injury. Micro-dissection: Using high-power magnification or a microscope to separate the tumor from the delicate nerve fibers. Neck Dissection: If the cancer is high-grade, the surgeon removes lymph nodes in Levels I, II, and III of the neck during the same operation. Pre-Procedure Preparation Facial Nerve Baseline: A thorough examination of facial movements to document any pre-existing weakness caused by the tumor. Fine Needle Aspiration (FNA): A biopsy to determine the type and grade of the cancer, which helps plan the extent of the surgery. Dental Check: Ensuring there are no active oral infections that could complicate the surgical site. Tobacco Cessation: Stopping smoking at least 4 weeks prior to improve skin healing and reduce the risk of a salivary fistula. Medication Audit: Pausing any blood thinners or supplements that increase the risk of a hematoma (blood clot) under the facial skin. Tests Before Parotid Surgery Contrast-Enhanced MRI: The preferred imaging to visualize the facial nerve's relationship to the tumor and check for spread along nerves. CT Scan: Useful for evaluating whether the cancer has invaded the nearby jawbone or the base of the skull. PET-CT Scan: Used for high-grade parotid cancers to rule out spread to the lungs or other distant sites. Ultrasound-Guided Biopsy: To obtain a tissue sample from the tumor or suspicious neck lymph nodes. Audiogram: Occasionally performed if the surgery involves the ear canal to establish a baseline for hearing. Life After Parotid Surgery (Recovery & Risks) Hospital Stay: Usually 1 to 2 nights. A small plastic drain is often left in the neck for 24 hours to prevent fluid buildup. Facial Nerve Paresis: Temporary weakness of the face (e.g., a crooked smile or difficulty closing the eye) due to nerve manipulation. This usually resolves within 3–6 months. Frey’s Syndrome: A long-term complication where the cheek sweats or flushes while eating; treatments include Botox injections or specialized skin barriers. Numbness: Permanent numbness of the earlobe is common because a sensory nerve (greater auricular nerve) is often divided to reach the gland. Salivary Fistula: Saliva may leak from the remaining gland tissue under the skin, often managed with temporary pressure dressings. Why Specialized Treatment Is Highly Effective Nerve Preservation: Intraoperative monitoring has significantly reduced the rates of permanent facial paralysis in parotid surgery. Aesthetic Focus: Modern incisions ensure that surgical scars are nearly invisible once fully healed. Advanced Reconstruction: If the nerve must be removed, "cable grafting" techniques can often restore facial movement over 6–12 months. Targeted Adjuvant Therapy: Following surgery with precision radiation ensures that any microscopic cells near the facial nerve are eliminated. Multidisciplinary Excellence: Combining the skills of head and neck surgeons with reconstructive experts provides the best balance of cancer clearance and functional preservation.

Neck Dissection A neck dissection is a major surgery to remove lymph nodes from the neck when cancer from the head, neck, or thyroid has spread (metastasized) or is at high risk of doing so. The goal is to clear the "drainage pathways" for cancer cells and provide a comprehensive pathology report for staging the disease. Surgical techniques prioritize the preservation of vital nerves and muscles to ensure better functional recovery. When You Should Consider a Neck Dissection Node-Positive (N+): When scans (PET-CT/MRI) or a physical exam show clinically visible or palpable cancer in the lymph nodes. Elective/Prophylactic Surgery: When there is a greater than 15–20% risk of "hidden" (occult) metastasis, even if the neck appears clear on initial scans. Salvage Surgery: To address recurrent disease in the neck after previous radiation or chemotherapy treatments have failed. Primary Cancer Management: Often performed concurrently with the removal of the primary tumor (e.g., glossectomy or thyroidectomy) to ensure regional control. Unknown Primary: When a cancerous lymph node is found in the neck, but the original source of the cancer has not yet been identified. Surgical Classification Selective Neck Dissection (SND): The most common approach; removes only the specific lymph node groups (e.g., Levels I–III or II–IV) most likely to harbor cancer based on the tumor's location. Modified Radical Neck Dissection (MRND): Removes lymph nodes from Levels I–V but spares one or more key structures (muscle, vein, or nerve) to preserve neck and shoulder function. Radical Neck Dissection (RND): Removes all lymph nodes (Levels I–V) on one side, along with the sternocleidomastoid muscle (SCM), internal jugular vein (IJV), and spinal accessory nerve (SAN). Extended Neck Dissection: Involves removing additional lymph node groups (like Level VI/central or retropharyngeal nodes) or extra structures like the carotid artery. How Is Performed Anesthesia: Performed under general anesthesia. Surgeons often use specialized nerve monitors to identify and protect motor nerves during the procedure. Incision: Often a single incision placed within a natural neck skin crease ("apron incision") to minimize visible scarring. Systematic Clearance: The surgeon carefully dissects the fatty tissue containing the lymph nodes away from the carotid artery, jugular vein, and the nerves that control the tongue and shoulder. Nerve Monitoring: Real-time monitoring of the Spinal Accessory Nerve (which moves the shoulder) and the Marginal Mandibular Nerve (which moves the lower lip) is a clinical standard. Drain Placement: One or more suction drains are placed under the skin to prevent fluid (seroma) or blood (hematoma) from collecting while the area heals. Pathology Processing: Each level of lymph nodes is labeled and sent separately to the lab to determine exactly how far the cancer has spread. Pre-Procedure Preparation Shoulder Mobility Assessment: Establishing a baseline for shoulder strength and range of motion to track progress during post-operative physical therapy. Imaging Correlation: Reviewing 3D reconstructions of CT or MRI scans to identify the proximity of enlarged nodes to the internal jugular vein. Tobacco Cessation: Stopping smoking at least 4 weeks prior is essential to prevent "skin flap necrosis," where the skin of the neck fails to heal properly. Medication Audit: Pausing any blood thinners or herbal supplements (like Ginkgo or Vitamin E) that could increase the risk of bleeding around major neck vessels. Nutritional Optimization: Ensuring adequate protein intake to support the healing of the large surgical surface area created during the dissection. Pre-Surgery Tests Contrast-Enhanced CT or MRI: To map the "N-stage" of the cancer and identify any nodes that are "matted" or involving major veins. PET-CT Scan: To rule out distant spread to the lungs or liver, ensuring the neck surgery is part of a curative plan. Ultrasound-Guided FNAC: A fine-needle biopsy of suspicious nodes to confirm the presence of squamous cell carcinoma or thyroid cancer cells. Thyroid Profile: If the dissection involves Level VI (central neck), baseline calcium and PTH levels are checked to monitor parathyroid function. Coagulation Profile: A standard check (PT/INR) to ensure safe surgical hemostasis during the dissection of the "great vessels" of the neck. Life After Neck Dissection (Recovery & Risks) Hospital Stay: Expect to remain in the hospital for 2 to 5 days until the surgical drains are ready to be removed. Shoulder Weakness: If the spinal accessory nerve was handled or removed, you may experience "shoulder drop" or difficulty lifting your arm; physical therapy is vital. Nerve Weakness: Potential temporary or permanent weakness in the lower lip (marginal mandibular nerve) or tongue (hypoglossal nerve). Chyle Leak: A rare (1–2.5%) complication where a lymphatic channel is damaged, causing milky fluid to drain; this usually requires a special low-fat diet. Numbness: Permanent or temporary numbness in the neck, earlobe, or jawline is common because small sensory nerves are often divided. Activity Rules: Avoid heavy lifting (over 4.5kg) for 4 to 6 weeks to prevent strain on the healing neck tissues. Why Specialized Treatment Is Highly Effective Definitive Regional Control: Neck dissection is the most reliable way to remove microscopic cancer that imaging might miss, significantly reducing the risk of recurrence. Accurate Staging: The pathology report from the dissection determines whether you will need additional "adjuvant" radiation or chemotherapy. Functional Preservation: "Selective" techniques allow surgeons to remove the cancer while leaving the muscles and nerves intact for a better quality of life. Integrated Care: Modern surgical protocols focus on early movement and specialized physical therapy to prevent long-term neck stiffness. Lymphedema Management: Specialized therapy programs help manage any facial or neck swelling through manual lymphatic drainage and compression.