Non-small-cell lung cancer (NSCLC)
Around 85% of cases. Includes adenocarcinoma (the most common subtype, especially in non-smokers), squamous cell carcinoma, and large-cell carcinoma.
Lung cancer is no longer a smoker's disease. In India, especially in women under 50, more than half of newly diagnosed lung cancers are in people who never smoked. Dr. Madhav Danthala provides treatment planning, chemotherapy, targeted therapy, and immunotherapy at Omega Hospitals, Gachibowli, and Peoples Polyclinic, Manikonda.
Lung cancer is not a single disease. The biology and the molecular profile shape treatment more than the stage alone.
Around 85% of cases. Includes adenocarcinoma (the most common subtype, especially in non-smokers), squamous cell carcinoma, and large-cell carcinoma.
Around 15% of cases. More aggressive and strongly linked to heavy smoking. Often treated primarily with chemotherapy and immunotherapy.
EGFR, ALK, ROS1, KRAS G12C, and others. Found especially in non-smoker adenocarcinomas. Often treated with oral targeted therapy.
Most persistent coughs are not cancer. The pattern that matters is when symptoms are new, persistent, and not explained by infection.
Any cough that does not resolve with usual treatment, regardless of smoking history.
Any episode of coughing up blood, even small amounts, requires evaluation.
More than 5 kg lost without a change in diet or activity over a few months.
Pneumonia in the same area twice in a year, or persistent breathlessness.
Lung cancer care today depends as much on molecular testing as on imaging.
Every adenocarcinoma is profiled for EGFR, ALK, ROS1, KRAS, BRAF, and other actionable mutations before chemotherapy is started, where feasible.
For locally advanced disease, surgery-first vs neoadjuvant chemoradiation vs immunotherapy combinations are all defensible. The path is chosen with the patient.
Every consult ends with a written summary of the plan, expected timeline, and the trade-offs each option carries.
Yes. In India, especially in women under 50, more than half of newly diagnosed lung cancers are in non-smokers. Causes include air pollution, indoor cooking smoke, occupational exposure, secondhand smoke, and genetic mutations like EGFR which are more common in Asian populations.
Any cough lasting more than three weeks, regardless of smoking history. Immediate concern if there is blood in the sputum, weight loss, breathlessness, or persistent chest pain.
EGFR is a gene that, when mutated, drives some lung cancers. EGFR mutations are found in 30 to 40 percent of Asian non-smoker adenocarcinomas. These cancers respond well to targeted oral therapies like osimertinib.
For heavy smokers aged 50 to 80 with significant pack-year history, yes. In non-smokers, evidence-based guidelines are still emerging. Discuss imaging with your doctor on an individual basis.
Surgery for early-stage NSCLC, chemotherapy, targeted therapy (for EGFR, ALK, ROS1, KRAS G12C, etc.), immunotherapy for PD-L1 positive cases, and radiation. Dr. Danthala coordinates care across surgical, medical, and radiation oncology.
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