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
