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  Indian J Med Microbiol
 

Figure 3: (a) Iris coloboma with inferior key-hole defect, (b) retinochoroidal coloboma involving the optic disc, (c) choroidal coloboma on B-scan ultrasound is seen as an excavation, (d) optical coherence tomography scan through the edge of the choroidal coloboma demonstrating schisis with intraretinal fluid

Figure 3: (a) Iris coloboma with inferior key-hole defect, (b) retinochoroidal coloboma involving the optic disc, (c) choroidal coloboma on B-scan ultrasound is seen as an excavation, (d) optical coherence tomography scan through the edge of the choroidal coloboma demonstrating schisis with intraretinal fluid