Lung Cancer Full details and causes

Lung Cancer

What is Lung Cancer?

Lung cancer is the uncontrolled growth of abnormal cells in the lungs, which can spread to other parts of the body.

Pathophysiology:

utations in lung cell DNA lead to uncontrolled cell division, forming tumors that invade healthy lung tissue and may spread (metastasize).

Types of lung cancer:

1. Non-Small Cell Lung Cancer (NSCLC) - Most common (85%)

2. Small Cell Lung Cancer (SCLC) - Fast-growing, more aggressive

Risk Factors of lung cancer:

Smoking (primary cause)

Secondhand smoke

Air pollution & asbestos exposure

Trachea

Cut lung

history

Radon gas exposure

Lung

Cancer

Signs & Symptoms of lung cancer :

Persistent cough

Chest pain

Coughing up blood

Shortness of breath

Unexplained weight loss

Fatigue

Diagnosis for lunch Cancer 🦀:

Chest X-ray & CT scan

Bronchoscopy

Biopsy

PET scan & MRI (for staging)

Treatment for lung cancer:

Surgery (early stage)

Radiation therapy

Chemotherapy

Targeted therapy & immunotherapy