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๐Ÿซ Lung Cancer Specialist ยท Fellowship Trained

Lung Cancer &
Mediastinal Tumour Surgery

Early Detection. Accurate Diagnosis. Better Treatment Outcomes. โ€” Fellowship-trained expertise in minimally invasive lung cancer surgery at KG Hospital, Coimbatore. Uniportal VATS, Robotic Surgery, and advanced thoracic oncology.

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Dr. Prabhakaran U - Lung Cancer Specialist and Consultant Surgical Oncologist at KG Hospital Coimbatore
Dr. Prabhakaran U
Lung Cancer Specialist &
Surgical Oncologist
KG Hospital ยท Coimbatore
Lung Cancer and Mediastinal Cancer โ€” Advanced Diagnostics, Personalised Treatment, Comprehensive Cancer Care and Better Quality of Life at KG Hospital Coimbatore by Dr. Prabhakaran U

Understanding Lung Cancer

What is Lung Cancer?

Lung cancer is the most common cause of cancer-related death worldwide โ€” and one of the most treatable cancers when caught early. It arises when cells in the lung grow abnormally and form a tumour that can invade surrounding tissue and spread to other organs.

The lung is also a common site of secondary (metastatic) cancer โ€” when cancers from the breast, colon, kidney, or other organs spread to the lung. The management of primary lung cancer and pulmonary metastases differs significantly.

As a Lung Cancer Specialist with fellowship training at Tata Memorial Hospital, Mumbai and Shanghai Pulmonary Hospital, China, Dr. Prabhakaran U manages the full spectrum of lung cancer โ€” from early-stage resectable disease to complex advanced cases โ€” using the most modern surgical and multidisciplinary approaches available.

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Fellowship Credentials in Thoracic Oncology:
โ€ข Fellowship in Thoracic Oncology โ€” Tata Memorial Hospital (TMH), Mumbai (2023) โ€” India's premier cancer centre
โ€ข Fellowship in MIS Thoracic Oncology, Uniportal VATS & RATS โ€” Shanghai Pulmonary Hospital, China (2024) โ€” world's highest-volume VATS centre
โ€ข MCh Surgical Oncology โ€” Regional Cancer Centre (RCC), Trivandrum (2018โ€“2021)

๐Ÿ“Š Key Facts โ€” Lung Cancer in India

  • Over 72,000 new cases diagnosed annually in India
  • Most common cause of cancer death in men worldwide
  • 70% of Indian patients present at Stage III or IV
  • Stage I lung cancer: 5-year survival 70โ€“90% with surgery
  • Stage IV: 5-year survival less than 10% โ€” early detection is critical
  • Smoking causes 85% of lung cancers โ€” but 15% occur in non-smokers
  • New targeted therapies (EGFR, ALK) dramatically improve outcomes in selected patients

Types of Lung Cancer

  • Non-Small Cell Lung Cancer (NSCLC) โ€” accounts for 85% of all lung cancers. Includes adenocarcinoma (most common), squamous cell carcinoma, and large cell carcinoma. Surgery is the primary treatment for early stages.
  • Small Cell Lung Cancer (SCLC) โ€” accounts for 15%. Grows and spreads rapidly. Primarily treated with chemotherapy and radiotherapy. Surgery in very early stage only.
  • Carcinoid tumours โ€” slow-growing neuroendocrine tumours of the lung, usually treated surgically.
  • Pulmonary metastases โ€” secondary deposits from other primary cancers. Selected patients benefit from surgical resection (metastasectomy).

Recognising Lung Cancer

Symptoms of Lung Cancer โ€” Do Not Ignore These

One of the greatest challenges with lung cancer is that early-stage tumours often cause no symptoms at all. The lung has no pain receptors โ€” a tumour can grow silently for months. By the time symptoms appear, the cancer may have advanced. This is why screening and prompt investigation of any respiratory symptoms is so important.

Common Symptoms โ€” See a Doctor If You Have:

  • A new cough lasting more than 3 weeks โ€” especially in a smoker
  • Coughing up blood (haemoptysis) โ€” even a small amount must be investigated urgently
  • Unexplained shortness of breath โ€” worsening or new onset
  • Chest pain โ€” persistent, especially worsening with breathing or coughing
  • Unexplained weight loss of more than 5 kg over a few months
  • Hoarseness of voice โ€” new and unexplained
  • Repeated chest infections in the same part of the lung
  • Shoulder or arm pain (Pancoast tumour of the lung apex)
  • Swelling of the face or neck (superior vena cava syndrome)
  • Extreme, unexplained fatigue

โš ๏ธ Do not wait: Any of these symptoms lasting more than 3 weeks in an adult over 40 โ€” particularly a smoker โ€” warrants urgent investigation with a chest X-ray and CT scan. Early diagnosis transforms outcomes.

Lung Cancer Staging

Staging determines the extent of cancer spread and guides treatment decisions. Lung cancer is staged from I to IV:

Stage I

Cancer confined to the lung โ€” no lymph node involvement

5-year survival: 70โ€“90% with surgery

Stage II

Cancer spread to nearby lymph nodes within the lung

5-year survival: 50โ€“65% with surgery

Stage III

Cancer spread to central chest lymph nodes or adjacent structures

5-year survival: 15โ€“35%

Stage IV

Cancer spread to the other lung or distant organs

5-year survival: <10%

Diagnosis โ€” What Tests Are Needed?

  • CT scan of the chest โ€” most important first test
  • PET-CT scan โ€” whole-body staging to detect spread
  • Bronchoscopy with biopsy โ€” camera into airways
  • EBUS (Endobronchial Ultrasound) โ€” lymph node sampling
  • CT-guided biopsy โ€” for peripheral tumours
  • Pulmonary function tests (PFTs) โ€” to assess surgical fitness
  • Molecular testing โ€” EGFR, ALK, ROS1, PDL-1 for targeted therapy
  • MRI brain โ€” to check for brain metastases in advanced disease

Surgical Treatment Options

Surgery for Lung Cancer โ€” Expert Care at KG Hospital

Surgery remains the only curative treatment for early-stage lung cancer. Dr. Prabhakaran performs all types of lung cancer surgery โ€” from minimally invasive keyhole techniques to complex open resections:

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Uniportal VATS Lobectomy

Removal of an entire lung lobe through a single 3โ€“4 cm incision โ€” the most advanced keyhole lung surgery available. Fellowship trained at Shanghai Pulmonary Hospital, China. Hospital stay 2โ€“3 days. Less pain, faster recovery, equivalent cancer control to open surgery.

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Uniportal VATS Segmentectomy

Removal of only the affected segment of the lung โ€” preserving more lung function than lobectomy. Increasingly preferred for smaller tumours (under 2 cm) and patients with limited lung reserve. Same single-port keyhole approach.

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VATS Wedge Resection

Removal of a small wedge-shaped piece of lung containing the tumour โ€” for small peripheral lesions or patients with poor lung function. Quickest operation with fastest recovery. Also used for diagnostic biopsy of lung nodules.

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Robotic Lung Surgery (RATS)

Robotic-Assisted Thoracic Surgery using the Da Vinci X system โ€” offering 3D magnified vision up to 10ร—, superior instrument articulation, and tremor-free precision. Particularly valuable for complex resections near central vessels. Dr. Prabhakaran is a Certified Console Surgeon.

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Open Thoracotomy

Traditional open chest surgery โ€” reserved for very complex tumours involving major vessels, the chest wall, or cases requiring sleeve resection (removal and reconstruction of airways). Dr. Prabhakaran performs open surgery when minimally invasive approaches are not appropriate.

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Pulmonary Metastasectomy

Surgical removal of secondary lung deposits from other primary cancers (colorectal, sarcoma, kidney, breast). Selected patients with limited, resectable lung metastases benefit from surgery โ€” offering improved survival in carefully chosen cases.

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Da Vinci X Certified Console Surgeon โ€” KG Hospital, Coimbatore
Certificate of Training Equivalency issued by Intuitive Surgical ยท Date: 22 June 2026
Platform: Da Vinci X ยท Chief of Surgery: Dr. Kalyanasundarabharathi VC ยท Accredited Centre

Mediastinal Cancer

Mediastinal Tumours โ€” What Are They?

The mediastinum is the central compartment of the chest โ€” the space between the two lungs containing the heart, great vessels, trachea, oesophagus, thymus gland, and lymph nodes. Tumours arising in this space are called mediastinal tumours or masses.

Mediastinal tumours are relatively uncommon but can cause significant symptoms by compressing adjacent structures. They range from completely benign cysts to aggressive malignancies.

Common Types of Mediastinal Tumours

  • Thymoma โ€” tumour of the thymus gland; the most common anterior mediastinal tumour in adults. Associated with myasthenia gravis in 30โ€“50% of cases. Treated with surgical removal (thymectomy).
  • Thymic carcinoma โ€” aggressive malignant tumour of the thymus; requires surgery + chemotherapy/radiotherapy.
  • Lymphoma โ€” Hodgkin's and Non-Hodgkin's lymphoma frequently present with mediastinal masses. Usually treated with chemotherapy, not surgery.
  • Germ cell tumours โ€” teratoma, seminoma; occur in young adults in the anterior mediastinum.
  • Neurogenic tumours โ€” schwannoma, neurofibroma; arise from nerve tissue in the posterior mediastinum.
  • Mediastinal cysts โ€” pericardial cysts, bronchogenic cysts, enteric cysts. Usually benign; some require removal.

Symptoms of Mediastinal Tumours

  • Chest pain or pressure
  • Shortness of breath
  • Cough โ€” often non-productive
  • Hoarseness (vocal cord compression)
  • Dysphagia (difficulty swallowing)
  • Superior vena cava syndrome โ€” swelling of face, neck, arms
  • Myasthenia gravis symptoms โ€” drooping eyelid, double vision, muscle weakness (thymoma)
  • Sometimes no symptoms โ€” incidentally found on chest imaging

Surgical Treatment of Mediastinal Tumours

Surgery is the primary treatment for most mediastinal tumours. Dr. Prabhakaran performs:

  • VATS thymectomy โ€” minimally invasive removal of the thymus for thymoma or myasthenia gravis; single-port or biportal approach
  • Robotic extended thymectomy โ€” Da Vinci X robotic approach offering superior access to the entire anterior mediastinum through tiny chest ports
  • VATS mediastinal mass excision โ€” keyhole removal of mediastinal cysts and neurogenic tumours
  • Open sternotomy or thoracotomy โ€” for large, invasive tumours requiring extensive resection

Multidisciplinary approach: All mediastinal tumour cases are discussed at a tumour board involving oncologists, radiologists, and pathologists before a surgical plan is finalised. Treatment decisions are never made by the surgeon alone.

Beyond Surgery

Non-Surgical Treatments for Lung Cancer

When surgery alone is not sufficient, or when lung cancer is diagnosed at an advanced stage, other treatments are used โ€” often in combination with surgery:

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Chemotherapy

Used before surgery (neoadjuvant โ€” to shrink tumours), after surgery (adjuvant โ€” to reduce recurrence risk), or as primary treatment for advanced or small cell lung cancer.

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Targeted Therapy

Oral pills targeting specific genetic mutations (EGFR, ALK, ROS1, BRAF). Dramatically effective in selected patients โ€” often with fewer side effects than traditional chemotherapy.

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Immunotherapy

Drugs that activate the immune system to fight cancer (PD-1/PDL-1 inhibitors). Can achieve remarkable, durable responses in some patients with advanced lung cancer.

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Radiotherapy (SABR)

Stereotactic Ablative Radiotherapy โ€” high-dose, precisely targeted radiation for early-stage lung cancer in patients unfit for surgery. Excellent results in carefully selected patients.

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Bronchoscopic Procedures

Endobronchial ultrasound (EBUS), navigational bronchoscopy for biopsy, and bronchoscopic interventions for airway obstruction caused by central tumours.

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Palliative Care

For advanced disease โ€” symptom control, pleural effusion drainage, pain management, and supporting quality of life alongside active cancer treatment.

Dr. Prabhakaran's role: As a surgical oncologist, Dr. Prabhakaran focuses on the surgical component of lung cancer treatment. He works closely with medical oncologists, radiation oncologists, pulmonologists, and radiologists to ensure each patient receives a comprehensive, personalised treatment plan โ€” not just surgery.

Prevention & Early Detection

Lung Cancer Screening โ€” Finding It Before Symptoms

The best way to cure lung cancer is to detect it before it causes symptoms. Low-Dose CT (LDCT) screening is now recommended for high-risk individuals and has been shown to reduce lung cancer mortality by 20โ€“24% in large clinical trials.

Who Should Be Screened?

  • Age 50โ€“80 years
  • Current smoker or ex-smoker (quit within last 15 years)
  • Smoking history of at least 20 pack-years (1 pack/day ร— 20 years)
  • Some guidelines also consider: family history of lung cancer, occupational exposure (asbestos, radon), or previous chest radiation

Annual LDCT screening is a simple, low-radiation scan that takes minutes. If you or a family member falls into the high-risk category, discuss screening with Dr. Prabhakaran at your consultation.

Risk Factors for Lung Cancer

  • Smoking โ€” responsible for 85% of lung cancers. Risk is proportional to pack-years smoked.
  • Passive smoking โ€” long-term exposure to others' smoke doubles lung cancer risk
  • Radon gas โ€” naturally occurring radioactive gas; accumulates in poorly ventilated spaces
  • Occupational exposures โ€” asbestos, arsenic, chromium, nickel, coal dust
  • Air pollution โ€” outdoor (vehicle/industrial emissions) and indoor (cooking fires, biomass fuel) exposure
  • Family history โ€” first-degree relatives of lung cancer patients have higher risk
  • Previous lung disease โ€” COPD, pulmonary fibrosis, previous TB increase risk

Stop smoking today. Quitting smoking at any age reduces lung cancer risk. After 10 years of cessation, risk falls to approximately half that of a current smoker. It is the single most impactful action a smoker can take.

Common Questions

Frequently Asked Questions

Can lung cancer be cured?
Yes โ€” when detected early. Stage I lung cancer treated with surgery has a 5-year survival rate of 70โ€“90%. Stage II: 50โ€“65%. The key is early detection. Most patients who are diagnosed at Stage I or II are cured by surgery alone. Unfortunately, 70% of Indian patients present at Stage III or IV, when cure is much harder to achieve โ€” making early detection critically important.
What is the best surgery for lung cancer?
For most patients with early-stage NSCLC, lobectomy (removal of the affected lobe) โ€” performed by Uniportal VATS โ€” is the gold standard. For smaller tumours, segmentectomy (removing only the affected segment) is increasingly preferred as it preserves more lung function with equivalent cancer control. Robotic surgery is used for complex cases. The best approach for each patient is decided after reviewing CT, PET-CT, and PFT results.
Is VATS lung surgery available in Coimbatore?
Yes. Dr. Prabhakaran U performs Uniportal VATS at KG Hospital, Coimbatore. He is fellowship trained in this technique at Shanghai Pulmonary Hospital, China โ€” the world's highest-volume VATS centre โ€” and Tata Memorial Hospital, Mumbai. Call +91 90826 99710 to arrange a consultation and bring your CT and PET-CT reports.
What are the symptoms of a mediastinal tumour?
Mediastinal tumours often cause chest pain, pressure, or tightness; shortness of breath; dry cough; or hoarseness. In thymoma, symptoms of myasthenia gravis (drooping eyelid, double vision, limb weakness) may occur. Many mediastinal tumours are found incidentally on a chest X-ray or CT scan done for another reason. Any unexplained chest symptoms should prompt evaluation with a CT scan.
What is thymoma and how is it treated?
Thymoma is a tumour of the thymus gland, located in the front of the chest (anterior mediastinum). It is the most common primary tumour of the anterior mediastinum in adults. Treatment is primarily surgical โ€” complete removal of the thymus (thymectomy) through VATS, robotic surgery, or open sternotomy. Prognosis depends on the stage and completeness of resection. Many thymomas are cured by surgery alone.
How many days will I stay in hospital after VATS lung surgery?
Most patients are discharged 2โ€“3 days after Uniportal VATS lobectomy, once the chest drain is removed and breathing is stable. Compare this to 7โ€“10 days for open thoracotomy. Return to desk work is typically 2โ€“3 weeks. The short hospital stay is one of the most valued benefits of minimally invasive thoracic surgery.
What happens if lung cancer has spread โ€” is surgery still possible?
If lung cancer has spread to the mediastinal lymph nodes (Stage IIIA), surgery may still be possible after chemotherapy (neoadjuvant treatment) in selected patients โ€” this is decided at the multidisciplinary tumour board. If cancer has spread to distant organs (Stage IV), surgery is usually not the primary treatment; systemic therapies (chemotherapy, targeted therapy, immunotherapy) are used instead. In some Stage IV cases, surgery to the primary tumour or isolated metastases may be considered.
I am a non-smoker โ€” can I still get lung cancer?
Yes. Approximately 15% of lung cancers occur in non-smokers. In non-smokers, the most common type is adenocarcinoma, and a higher proportion carry targetable mutations (EGFR, ALK) โ€” meaning targeted therapy is often highly effective. Air pollution, passive smoking, radon exposure, and genetic factors all play a role. Non-smokers with persistent respiratory symptoms should not assume it cannot be lung cancer.
What is the role of immunotherapy in lung cancer?
Immunotherapy (checkpoint inhibitors targeting PD-1/PDL-1) has transformed advanced lung cancer treatment. In patients with high PDL-1 expression, immunotherapy can achieve durable responses โ€” with some patients remaining cancer-free for years. It is now used as first-line treatment for selected Stage IV NSCLC patients, and in combination with chemotherapy for others. Dr. Prabhakaran works closely with medical oncologists to integrate immunotherapy into the overall treatment plan.

Related Expertise

Explore Surgical Techniques for Lung Cancer

Consult Dr. Prabhakaran โ€” Lung Cancer Specialist

Fellowship trained at Tata Memorial Hospital, Mumbai & Shanghai Pulmonary Hospital, China
Da Vinci X Certified ยท Uniportal VATS ยท KG Hospital, Coimbatore