← Back to full A–Z list
D-074

Lung Cancer

Oncology

Symptoms

Persistent cough, coughing up blood, chest pain, breathlessness, unexplained weight loss.

Cause

Strongly linked to smoking (including secondhand smoke), also air pollution and occupational exposure to certain chemicals.

Prevention

Avoid smoking and secondhand smoke, minimize exposure to industrial pollutants and radon where relevant.

Treatment

Depends on stage — surgery, chemotherapy, radiation, or targeted/immunotherapy under an oncologist's care. Commonly used medicines: chemotherapy, targeted therapy, or immunotherapy depending on type and stage.

See a doctor if

Persistent cough beyond 3 weeks, coughing blood, or unexplained weight loss — needs prompt evaluation.

Frequently Asked Questions

What are the early symptoms of Lung Cancer?

Persistent cough, coughing up blood, chest pain, breathlessness, unexplained weight loss.

What causes Lung Cancer?

Strongly linked to smoking (including secondhand smoke), also air pollution and occupational exposure to certain chemicals.

How can Lung Cancer be prevented?

Avoid smoking and secondhand smoke, minimize exposure to industrial pollutants and radon where relevant.

What is the treatment for Lung Cancer?

Depends on stage — surgery, chemotherapy, radiation, or targeted/immunotherapy under an oncologist's care. Commonly used medicines: chemotherapy, targeted therapy, or immunotherapy depending on type and stage.

When should I see a doctor for Lung Cancer?

Persistent cough beyond 3 weeks, coughing blood, or unexplained weight loss — needs prompt evaluation.
Reviewed by the Swasthya Suchi pharmacy team for general accuracy · Last updated: 2026-08-10
This information is for general awareness only. It does not replace a doctor's diagnosis or prescription. For any symptoms, please consult a qualified physician.