Ophthalmology · Retina & Vitreous

Lattice degeneration of the retina is MOST commonly located where?

  • A Posterior pole, between the arcades
  • B Peripapillary region
  • C Immediately posterior to the equator
  • D Peripheral retina, between the equator and ora serrata, in a circumferential band
Correct answer: D. Peripheral retina, between the equator and ora serrata, in a circumferential band

Explanation

Lattice degeneration is most commonly found in the peripheral retina between the equator and ora serrata (vitreous base), arranged in an oval/elongated circumferential pattern parallel to the ora. It is characterised by retinal thinning, overlying vitreous liquefaction, and firm vitreoretinal adhesion at the lesion border. The lattice pattern of sclerosed vessels within the lesion gives it its name. It is a precursor to retinal breaks and rhegmatogenous detachment, particularly in myopes.

Reference: Khurana Comprehensive Ophthalmology, 7th ed.

High-yield for: NEET PGINI-CETNExTFMGEUSMLEPLABMRCP

Written and medically reviewed by the StethoPrep medical team.

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