Respiratory - Lung Cancer

Question 1

Pathophysiology

Answer 1

Lung cancer or lung carcinoma is a malignant lung tumor characterized by uncontrolled cell growth within lung
tissue. This growth can spread beyond the lung by the process of metastasis into nearby tissue or other parts of
the body.

Question 2

Cause

Answer 2

1. 90% smoking
2. Second-hand smoke
3. Exposure to asbestos & other carcinogens
4. Air pollution
5. Family history of lung cancer (genetics)

Question 3

Early Manifestations
(Signs & Symptoms)

Answer 3

-Persistent, productive cough
-Hemoptysis (coughing blood)
-Hoarseness in voice
-Dysphagia (swallowing difficulties)

Question 4

Complications

Answer 4

Paraneoplastic syndromes

Question 5

Metastases

Answer 5

Bone pain

Question 6

Diagnostics

Answer 6

-Imaging: CT scan, MRI, Chest X-ray
-Biopsy (sample of tissue)