Chalazion

Question 1

Description

Answer 1

Chronic, sterile granulomatous inflammation of a meibomian gland due to blockage of its duct

Question 2

Differential diagnoses

Answer 2

• hordeolum

• sebaceous carcinoma

• basal cell carcinoma

Question 3

Signs

Answer 3

• hard lump under lids

• no redness

Question 4

Symptoms

Answer 4

• no pain

• can blur vision if large

Question 5

Pathogenesis

Answer 5

Chronic lipogranulomatous (small lump of fat) reaction to retained sebaceous secretions

Question 6

Treatment

Answer 6

• warm compress

• corticosteroid injections if large / persistent

• surgery if necessary