A 60 year old male gives history of cataract surgery 1 year back. He now complaints of diminished vision and on slitlamp examination the following finding are seen. What is the most likely cause of his loss of vision?: (A) Irvin gass syndrome, (B) After cataract, (C) UGH syndrome, (D) Endophthalmitis
Answer is B. Ans. (b) After cataractRef: Kanski 7/e, p. 295-296In the image a PCIOL (behind the iris margin) can be seen and posterior to the PCIOL a fibrous opacification is seen, which can be inferred to be opacification of the posterior capsule of lens.Option a - Irvin Gass syndrome usually occurs 6-10 weeks after surgeryOption b - After cataract (posterior capsule opacification) is the most common late complication of uncomplicated cataract surgery. Presents with reducing visual acuity, contrast sensitivity impairment, glare and mono-ocular diplopia Option c - UGH syndrome occurs due to ACIOL (commonly)Option d - Endophthalmitis presents with Hypopyon, Vitreous inflammation, Circumcorneal congestion etc.