Blocked nasolacrimal duct

Question 1

Features

Answer 1

Excessive eye watering in infants ± mucus/mucopus is the key sign.

Usually obvious 3–12 wks.

In the majority of infants spont.

• resolution occurs by 6 mths.

Question 2

Management

Answer 2

Local antibiotics for infective episodes,

• warm cotton wool for minor infection

Bathing with normal saline

Frequent finger massage over the lacrimal sac towards tip of nose

Referral for probing and dilation of the lacrimal passage

• before 6 mths if the watering/discharge is profuse and irritating
• or between 6–12 mths if not self-corrected