Ophthalmology · Glaucoma (PACG, POAG, Tonometry, Congenital, Treatment)

In congenital glaucoma, the first-line surgical treatment is:

  • A Trabeculectomy with mitomycin C
  • B Goniotomy (where cornea is clear) or trabeculotomy
  • C Topical latanoprost monotherapy
  • D Laser peripheral iridotomy
Correct answer: B. Goniotomy (where cornea is clear) or trabeculotomy

Explanation

Primary congenital glaucoma results from dysgenesis of the trabecular meshwork (Barkan's membrane). First-line surgical treatment is goniotomy (direct incision of the trabecular meshwork under gonioscopic view) when the cornea is clear enough, or trabeculotomy (external approach using a trabeculotome passed through Schlemm's canal) when the cornea is hazy. Both create direct communications between the anterior chamber and Schlemm's canal. Medical therapy is temporising until surgery.

Reference: Khurana Comprehensive Ophthalmology, 7th ed.

High-yield for: NEET PGINI-CETNExTFMGEUSMLEPLABMRCP

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