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Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
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Which of the following procedures does not need dilatation of the pupil?
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The correct answer is  Ans. (d) GonioscopyRef: Khurana 4/e, p. 546Gonioscopy is examination of the anterior chamber angles. In it pupil dilation is not needed, in fact dilation of the pupil can hamper proper visualization of the angle structures.All other options need pupil dilation (although they can also be done without dilation)