| Front | What is persistent fetal vasculature (PFV)? |
|---|---|
| Back | ● PFV is when the primary vitreous does not regress leading to fibrovascular mass that produces tractional forces on variety of ocular structures ● Exert traction on ciliary process thus elongating them (characteristic PFV) ● How to distinguish from retinoblastoma: ○ PFV are often microphthalmic ○ Retinoblastoma eyes are normal size |
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