1. Naevi or congenital moles. These are common pigmented lesions, usually presenting as grey gelatinous, brown or black, flat or slightly raised nodules on the bulbar conjunctiva, mostly near the limbus (Fig.1). They usually appear during early childhood and may increase in size at puberty or during pregnancy. Histologically, they resemble their cutaneous brethren. Malignant change is very rare and when occurs is indicated by sudden increase in
Showing posts with label conjunctival cyst. Show all posts
Showing posts with label conjunctival cyst. Show all posts
Friday, April 6, 2012
CYSTS OF CONJUNCTIVA
The common cystic lesions of the conjunctiva are:
1. Congenital cystic lesions. These are of rare occurrence and include congenital corneoscleral cyst and cystic form of epibulbar dermoid.
2. Lymphatic cysts of conjunctiva. These are common and usually occur due to dilatation of lymph spaces in the bulbar conjunctiva. Lymphangiectasis is characterized by a row of small cysts. Rarely, lymphangioma may occur as
a single multilocular cyst.
3. Retention cysts. These occur occasionally due to
2. Lymphatic cysts of conjunctiva. These are common and usually occur due to dilatation of lymph spaces in the bulbar conjunctiva. Lymphangiectasis is characterized by a row of small cysts. Rarely, lymphangioma may occur as
a single multilocular cyst.
3. Retention cysts. These occur occasionally due to
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