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Certified Ophthalmic Medical Technologist (COMT)

Category - COMT

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Which type of tonometer should be used for a patient with corneal scarring?

Goldmann
Mackay-Marg.
Non-contact.
Tonometry should be avoided in these patients.

Explanation

Answer: B - The Mackay-Marg tonometer should be used for a patient with corneal scarring.

The Mackay-Marg tonometer measures the endpoint electrically. Corneal elasticity does not affect the measurement when using the Mackay-Marg tonometer.

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