To our knowledge, this is the first report of a reactivation of toxoplasma retinochoroiditis in an immunocompetent patient under atovaquone therapy, possibly indicating tachyzoite resistance to atovaquone.

Endoscopically guided puncture of retinal microvessels is feasible and can be performed through a pars plana entry without additional micromanipulation devices. This novel technique may be a safe and effective approach to catheter-directed endovascular thrombolysis in retinal vascular occlusive diseases.

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