Charlene, Check with Alexis Smith at Kresge - she had a wonderful talk at the Scientific Session about this subject and she won the Don Wong Award for that - so I would consider her the expert!!! Ditte Ditte J. Hess, CRA Dir. of Photographic Educational & Research Training Programs Bascom Palmer Eye Institute 900 NW 17th Street Miami, FL 33136 Phone (305) 326-6000 x6280 EMail dhess@xxxxxxxxxxxxx<mailto:dhess@xxxxxxxxxxxxx> Web http://www.bascompalmer.org<http://www.bascompalmer.org/> The information contained in this transmission may contain privileged and confidential information. It is intended only for the use of the person(s) named above. If you are not the intended recipient, you are hereby notified that any review, dissemination, distribution or duplication of this communication is strictly prohibited. If you are not the intended recipient, please contact the sender by reply email and destroy all copies of the original message. P please consider the environment - do you really need to print this email? From: optimal-bounce@xxxxxxxxxxxxx [mailto:optimal-bounce@xxxxxxxxxxxxx] On Behalf Of Callahan, Charlene Sent: Thursday, October 27, 2011 11:08 AM To: optimal@xxxxxxxxxxxxx Subject: [optimal] Can we measure choroidal thickness? Greetings; We have been asked to measure choroidal thickness on the Spectalis (5.3.2.0, Eye Explorer v 1.6.4.0) using an EDI scan. Please help! Many thanks, Charlene Charlene DeLena Callahan Ophthalmic Photographer Massachusetts Eye and Ear Infirmary, Fluorescein Lab 243 Charles Street, Boston, Massachusetts 02114 (617) 573-3579 FAX (617) 573-4454 charlene_callahan@xxxxxxxxxxxxxxxx<mailto:charlene_callahan@xxxxxxxxxxxxxxxx>