Chronic inflammation

Question 1

What is chronic inflammation?

Answer 1

-Long-lasting and delayed response

Question 2

Causes of Chronic inflammation?

Answer 2

Persistent or recurring stimulus

• Persistent infection
• Foreign body
• Prolonged exposure to toxic agents
• A.I disease or disease of unknown origin

Question 3

Microscopical features of chronic inflamation?

Answer 3

1. Mononuclear cells
   - Macrophages
   - Lymphocytes
2. Eosinophils
3. Granulomatous inflammation

Question 4

What is granulomatous inflammation?

Answer 4

• Form of chronic inflammation
• Macrophages activated, aggregate, surrounded by lymphocytes= Granuloma
• May also contain giant cells
• Occurs due to persistent agents or agents that elicit a cell mediated immune response

Question 5

What is sarcoidosis?

Answer 5

Granulomatous inflammation of unknown cause.

Question 6

Granulomatous inflammation in Tuberculosis?

Answer 6

Caseating granuloma

Question 7

Morphological features of inflammation?

Answer 7

1. Serous inflammation
2. Fibrinous inflammation
3. Suppurative inflammation
4. Ulcers
5. Sinus
6. Fistula