Case 121 Diagnosis

Birdshot chorioretinitis

Differential Diagnosis

Pars planitis: typically see “snowbank” exudate over the pars plana without the retinal lesions
Punctate inner choroidopathy: lesions are generally punched-out scars with variable pigmentation
Other multiple evanescent white dot syndromes: less vitreous inflammation
Primary intraocular lymphoma: confluent, yellowish-white chorioretinal infiltrates with perivascular sheathing
Syphilitic chorioretinitis: RPR/VDRL/FTA-ABS positivity
Sarcoidosis: elevated serum angiotensin-converting enzyme level, hilar adenopathy on chest X-ray

Last Modified: Wednesday, 28-May-2008 14:36:23 EDT