Dacryocystitis

Question 1

Definition

Answer 1

Inflammation of the lacrimal sac

Question 2

Aetiology

Answer 2

Infection by

• Staphylococcus
• Streptococcus

RF: nasolacrimal duct obstruction

Question 3

Pathology

Answer 3

1. Acute
   - inflammation
   - abscess formation
2. Chronic
   - mucocele formation

**both will cause drainage problem

Cx:

i. conjunctivitis
ii. preseptal cellulitis

Question 4

Clinical Features

Answer 4

1. Symptoms
   i. inflammation (pain, swelling, lumpy)
   - at the medial canthal area
   ++if mucocele (painless)
   ii. obstruction (epiphora)
2. Signs
   - inflammation (redness, edematous, tender)

Question 5

Treatment

Answer 5

1. Therapeutic
   i. antibiotic
   ii. Incision and drainage or
   iii. Darcocystorhinotomy (DCR)
   - conventional (open) or
   - endoscopic or
   - endolaser
   * creating anastomosis between lacrimal sac and middle nasal meatus
2. Symptomatic
   i. analgesic
   ii. local warm compression
3. Prophylactic
   i. lid hygiene (from cx)
   ii. Antibiotic