Medical MCQ-A patient presents to the emergency department with uniocular diplopia. Examination with oblique illumination shows golden crescent while examination with coaxial illumination show a dark crescent line. Which of the following is the most likely diagnosis –

A patient presents to the emergency department with uniocular diplopia. Examination with oblique illumination shows golden crescent while examination with coaxial illumination show a dark crescent line. Which of the following is the most likely diagnosis –

Lenticonus

Coloboma

Microspherophakia

Ectopia lentis

Question Category:

Ophthalmology

Correct Answer:

Ectopia lentis

Description:

Presence of uniocular diplopia together with the finding of the golden crescent on oblique illumination (edge of subluxated lens) or black crecent line on coaxial illumination (edge of subluxated lens) suggests a diagnosis of `subluxation' of the crystalline lens. Ectopic lens refers to the displacement of shows lens from its normal position (subluxation, dislocation).

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