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"PSS Ophthalmology Exam 202: Full Exam with Verified Answers and Rationale"

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"PSS Ophthalmology Exam 202: Full Exam with Verified Answers and Rationale"

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1. What is the preferred treatment for wet age-related macular
degeneration?
A. Anti-VEGF Injections
B. Laser Photocoagulation
C. Corticosteroid Injections
D. Vitrectomy
Answer: A) Anti-VEGF Injections
Rationale: Anti-VEGF therapy reduces abnormal blood vessel growth
and leakage, improving vision in wet AMD.


2. What is the most common cause of childhood blindness worldwide?
A. Vitamin A Deficiency
B. Congenital Cataract
C. Retinopathy of Prematurity
D. Congenital Glaucoma
Answer: A) Vitamin A Deficiency
Rationale: Vitamin A deficiency is a leading cause of preventable
childhood blindness, especially in developing countries.


3. A 28-year-old female presents with sudden vision loss in one eye and
pain worsened by eye movement. What is the most likely diagnosis?

,A. Optic Neuritis
B. Acute Angle-Closure Glaucoma
C. Retinal Vein Occlusion
D. Giant Cell Arteritis
Answer: A) Optic Neuritis
Rationale: Optic neuritis often presents with painful vision loss and is
associated with demyelinating conditions like multiple sclerosis.


4. A patient complains of sudden loss of vision described as a "curtain
coming down" over the visual field. What is the likely diagnosis?
A. Optic Neuritis
B. Retinal Detachment
C. Glaucoma
D. Cataract
Answer: B) Retinal Detachment
Rationale: The description is classic for retinal detachment, which
requires prompt intervention to preserve vision.


5. What is the most common cause of vitreous hemorrhage in adults?
A. Trauma
B. Proliferative Diabetic Retinopathy
C. Retinal Detachment

, D. Hypertensive Retinopathy
Answer: B) Proliferative Diabetic Retinopathy
Rationale: Neovascularization in proliferative diabetic retinopathy often
leads to fragile blood vessels that can rupture, causing vitreous
hemorrhage.


6. Which condition is characterized by inflammation of all three layers
of the eye (uvea, retina, and sclera)?
A. Endophthalmitis
B. Panophthalmitis
C. Uveitis
D. Scleritis
Answer: B) Panophthalmitis
Rationale: Panophthalmitis involves inflammation of all ocular layers
and is often caused by severe infections.


7. A cherry-red spot on the macula is a clinical finding associated with
which condition?
A. Retinitis Pigmentosa
B. Central Retinal Artery Occlusion
C. Diabetic Macular Edema
D. Optic Neuritis
Answer: B) Central Retinal Artery Occlusion

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