What is the role of A-scan ultrasonography in the workup of ciliary body melanoma?

Updated: Mar 03, 2020
  • Author: Enrique Garcia-Valenzuela, MD, PhD; Chief Editor: Andrew A Dahl, MD, FACS  more...
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In tumors more than 3 mm thick, standardized ultrasonography has a diagnostic accuracy of over 95%, and it is helpful in distinguishing melanomas from ciliary body cysts.

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