Treatment of choice in central safe perforation is
**Core Concept**
Central serous chorioretinopathy (CSC) is a condition characterized by the accumulation of fluid under the retina, causing a serous detachment. This condition often affects young adults and is associated with significant stress, anxiety, or corticosteroid use.
**Why the Correct Answer is Right**
The treatment of choice in central serous chorioretinopathy is photodynamic therapy (PDT) using verteporfin. This treatment involves the administration of verteporfin, which selectively binds to neovascular endothelial cells. Upon activation by a low-intensity laser, verteporfin induces a photochemical reaction that damages the neovascular tissue, thereby reducing the leakage and promoting healing. The mechanism of action is thought to involve the generation of reactive oxygen species that damage the neovascular endothelial cells.
**Why Each Wrong Option is Incorrect**
**Option A:** This option is likely referring to the treatment of other conditions such as age-related macular degeneration, where anti-vascular endothelial growth factor (VEGF) agents like ranibizumab are used.
**Option B:** This option is incorrect as there is no established evidence for the use of intravitreal injections of antiviral medications in the treatment of CSC.
**Option C:** This option is incorrect as there is no established evidence for the use of oral corticosteroids in the treatment of CSC, as they can actually exacerbate the condition.
**Clinical Pearl / High-Yield Fact**
CSC is often associated with significant stress and anxiety, and some studies suggest that stress management techniques such as meditation and cognitive behavioral therapy may be beneficial in reducing the risk of recurrence.
**Correct Answer:** C. Photodynamic therapy using verteporfin.