Lung Cancer
Oncology/Pulmonology · Oncology
Severe
Severity
2.2 million new cases and 1.8 million deaths annually worldwide; leading cancer killer globally
Prevalence
No
Contagious
Oncology/Pulmonology
Specialist
📖What is Lung Cancer?
Lung cancer is the leading cause of cancer deaths worldwide. It develops in the tissues of the lung, usually in the cells lining the air passages. The two main types are non-small cell lung cancer (NSCLC) and small cell lung cancer (SCLC).
Severity
Severe
Specialty
Oncology/Pulmonology
Prevalence
2.2 million new cases and 1.8 million deaths annually worldwide; leading cancer killer globally
Contagious
No
Category
Oncology
Treatment
Available
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⚠️ Serious Condition — Prompt Medical Attention Required
Lung Cancer is a serious condition. Do not self-medicate. Consult a Oncology/Pulmonology specialist as soon as possible for proper diagnosis and treatment.
Warning Signs — When to Seek Immediate Help
- Sudden severe worsening of Lung Cancer symptoms not responding to prescribed treatment
- Difficulty breathing, chest tightness, or rapid heartbeat associated with Lung Cancer
- High fever (above 39 °C / 102 °F) that does not improve with medication after 24 hours
- Confusion, altered consciousness, severe weakness, or inability to stand or speak clearly
- Signs of rapidly spreading infection — increasing redness, swelling, or skin changes
- Symptoms occurring in infants, elderly (65+), pregnant women, or immunocompromised individuals
- No improvement after 48–72 hours of prescribed Lung Cancer treatment
- New or different symptoms suggesting spread to other organ systems
🤒Common Symptoms
🔬Causes & Risk Factors
- 1Tobacco smoking (80-90% of cases)
- 2secondhand smoke
- 3radon gas exposure
- 4asbestos and carcinogen exposure
- 5air pollution
- 6family history of lung cancer
- 7previous lung disease (COPD
- 8tuberculosis)
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🩺How Doctors Diagnose Lung Cancer
- 1Physical examination and complete medical history review by a Oncology/Pulmonology specialist
- 2Laboratory investigations — blood tests, urine analysis, and culture studies as indicated
- 3Imaging studies such as X-ray, ultrasound, MRI, or CT scan depending on the suspected cause
- 4Biopsy, endoscopy, or other invasive diagnostic procedures if required
- 5Specialist consultation and further tests based on initial findings
- 6Regular monitoring and follow-up to assess disease progression and treatment response
💊Treatment Options
- 1Surgery
- 2chemotherapy
- 3radiation therapy
- 4targeted therapy (EGFR inhibitors
- 5ALK inhibitors)
- 6immunotherapy (pembrolizumab
- 7nivolumab)
- 8combination treatments. NSCLC vs SCLC treatment differs significantly.
🛡️Prevention of Lung Cancer
- 1Don't smoke — most important prevention
- 2avoid secondhand smoke
- 3test home for radon
- 4avoid carcinogen exposure at work
- 5eat diet rich in fruits and vegetables
- 6exercise regularly. Annual low-dose CT screening for high-risk individuals.
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Disease Progression Timeline
Initial Presentation
Symptoms of Lung Cancer first appear, often subtle. Early diagnosis at this stage gives the best treatment outcomes.
Progressive Stage
Symptoms worsen if untreated. Specialist consultation and diagnostic workup are essential.
Advanced Stage
Without adequate treatment, complications can affect multiple organ systems. Hospitalisation may be required.
Managed / Recovery
With appropriate treatment from a Oncology/Pulmonology specialist, symptoms can be controlled and quality of life maintained.
Lung Cancer Treatment Cost in India (2024–25)
| Service | Govt / Budget | Private |
|---|---|---|
| Oncology/Pulmonology Consultation | ₹300 – ₹1,500 | ₹1,500 – ₹5,000 |
| Diagnostic Tests (Basic) | ₹500 – ₹3,000 | ₹3,000 – ₹10,000 |
| Advanced Imaging (MRI/CT) | ₹2,000 – ₹6,000 | ₹6,000 – ₹25,000 |
| Hospitalisation (if required) | ₹5,000 – ₹20,000 | ₹25,000 – ₹1 lakh |
| Medications (Monthly) | ₹300 – ₹2,000 | ₹2,000 – ₹10,000 |
* Costs are approximate estimates for India (2024–25). Actual prices vary by city, hospital, and patient condition. Ayushman Bharat / CGHS may cover eligible treatments.
Frequently Asked Questions
What is Lung Cancer?+
Lung cancer is the leading cause of cancer deaths worldwide. It develops in the tissues of the lung, usually in the cells lining the air passages. The two main types are non-small cell lung cancer (NSCLC) and small cell lung cancer (SCLC).
What are the main symptoms of Lung Cancer?+
The most common symptoms include: Persistent cough that worsens over time; coughing up blood; chest pain; hoarseness. Early recognition is key to prompt diagnosis and effective treatment.
Is Lung Cancer contagious?+
No, Lung Cancer is not contagious. It cannot spread through casual contact. However, certain risk factors and genetic predispositions may increase susceptibility.
How is Lung Cancer treated?+
Treatment options include: Surgery; chemotherapy; radiation therapy. Treatment should always be guided by a qualified Oncology/Pulmonology specialist. Do not self-medicate.
Can Lung Cancer be prevented?+
While Lung Cancer cannot always be fully prevented, several measures can reduce risk: Don't smoke — most important prevention; avoid secondhand smoke; test home for radon.
When should I see a doctor for Lung Cancer?+
Seek immediate medical attention if you experience symptoms of Lung Cancer. This is a serious condition — go to the emergency room or call 112 if symptoms are severe or rapidly worsening.
Community Q&A
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⚕️ Medical Disclaimer
This page is for informational purposes only and does not substitute professional medical advice. Always consult a qualified healthcare professional. In emergencies, call 112.