Time Domain OCT Spectral Domain OCT
RPE
OS/MV
IS/OS
Spectral Domain OCT (Enhanced Depth Imaging tech)
ThicknessContourIrregularitiesFragmentation
Detachment of Bruch’s membrane.
Abnormal structures anterior or posterior to the RPE.
RPE Changes in SD-OCT
Variation Vs. Shadowing artifacts.
1. RPE band thickening
Localized thickening Occult CNVM
1. RPE band thickening
Localized thickening Proliferation at edges of atrophy
2. RPE band thinning
Localized or diffuse thinning Atrophy
2. RPE band thinning
Localized or diffuse thinning Atrophy
2. RPE band thinning
Localized or diffuse thinning Atrophy
3. RPE discontinuity
RPE tear and retraction CNVM
3. RPE discontinuity
Shadowing or masking Hge, intraretinal deposits, Blood vessels
3. RPE discontinuity
Shadowing or masking Hge, intraretinal deposits, Blood vessels
3. RPE discontinuity
Shadowing or masking Hge, intraretinal deposits, Blood vessels
3. RPE discontinuity
Shadowing or masking Hge, intraretinal deposits, Blood vessels
4. RPE elevation
Drusen
4. RPE elevation
Drusen- large or confluent “Drusenoid RPE detachment”
4. RPE elevation
Drusen- large or confluent “Drusenoid RPE detachment”
4. RPE elevation
Drusen Reticular Drusen or pseudodrusen
“Subretinal drusenoid deposits”
4. RPE elevation
Drusen Reticular Drusen or pseudodrusen
“Subretinal drusenoid deposits”
4. RPE elevation
RPE Detachment • Serous• Fibrovascular• Hgic
4. RPE elevation
RPE Detachment • SerousOccult CNVM
4. RPE elevation
RPE Detachment • SerousOccult CNVM
4. RPE elevation
RPE Detachment • Serous CSCR
4. RPE elevation
RPE Detachment • Serous CSCR
4. RPE elevation
RPE Detachment • Hgic, Vascular and Fibrovascular
4. RPE elevation
RPE Detachment • Hgic, Vascular and Fibrovascular
4. RPE elevation
RPE Detachment • Hgic, Vascular and Fibrovascular
5. Abnormal deposits
Vitelliform material Best disease
5. Abnormal deposits
Vitelliform material Adult type
5. Abnormal deposits
Inflammatory deposits APMPPE
5. Abnormal deposits
Inflammatory deposits APMPPE
“It is through living that we discover ourselves, at the same time as we discover
the world around us.” ….. Henri Cartier-Bresson
Top Related