Aiims may 2017: solved paper with explanation-Ophthalmology

Q-1. A 63-year-old patient comes to you one year after cataract surgery with complaints of decreased Vision. The following clinical picture was obtained. What is the likely diagnosis?
image
a) Irvine-Cass syndrome
b) After cataract
c) UGH syndrome
d) End-ophthalmitis

Answer: After cataract
Explanation:

Q-2. Hypotonic maculopathy can result from all except
a) Supra-choroidal hemorrhage
b) Uveal bleb leak
c) Cyclo-dialysis
d) Filtration site leak

Answer: Supra-choroidal hemorrhage
Explanation:
Causes of hypotonic maculopathy: Reduced production of aqueous humor by ciliary body
Surgical wound leak
Over-filtering bleb
Cyclo-dialysis
Scleral rupture

Q-3. Which ophthalmological investigation is being done here?
image
a) Tonometry
b) Laser interferometry
c) B-mode ultrasound 136
d) Pachymetry

Answer: Tonometry
Explanation:

Anesthesia
Q-1. All are true about the procedure done with the following instrument except:
image
a) Breath hold is not required for the procedure
b) Done in lateral recumbent position
c) Deranged platelet count is not a contraindication for the procedure
d) The bevel end of the needle should be pointing upwards while inserting the needle

Answer: Deranged platelet count is not a contraindication for the procedure
Explanation:
Contra-indications of centri-neuraxial (spinal and epidural) anesthesia or lumbar puncture:
Patient refusal
Infection at site of injection
Raised intra-cranial pressure
Severe hypovolemia
Severe stenotic valvular heart disease
Marked coagulopathy and patient on full anticoagulants
Patients with Platelets < 80,000