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Ophthalmology · Retina: indirect ophthalmoscopy advantage
Sample itemWhat is the main advantage of binocular indirect ophthalmoscopy over direct ophthalmoscopy in retinal detachment surgery?
Original practice item, not a recalled exam question. Nothing here is recorded.
The answer and the reasoning
D. Wider field with stereopsis and view through hazy media
Indirect ophthalmoscopy gives a wide field with stereoscopic view, allows peripheral retina examination and better views through media opacities. Magnification is lower. The image is inverted and laterally reversed.
Option by option
A. No need for pupil dilatation
Dilatation is still required.
B. Erect image
The indirect image is inverted.
C. Higher magnification
Magnification is lower with indirect.
D. Wider field with stereopsis and view through hazy media (correct)
Correct. Wide field, stereopsis and better views through haze.
Source note: Original NextPrep sample item — pending expert review. This item is original practice material awaiting independent expert review, so confirm important facts in a standard textbook.
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