Posterior Uveitis: Lab Tests Flashcards
What lab tests would you order if you suspect toxoplasmosis?
ELISA
IgM titer
MRI
What lab tests would you order if you suspect toxocariasis?
ELISA
Paracentesis for eosinophils
Ecography
What lab tests would you order if you suspect presume ocular histoplasmosis syndrome?
Usually, you don’t need to based on the fundus appearance but you could run a histoplasmosis skin test
What lab tests would you order if you suspect serpiginous choroidopathy?
Fluorescein angiography will show a leading edge of the lesion
What lab tests would you order if you suspect multifocal choroiditis?
You could run a histoplasmosis skin test?
What lab tests would you order if you suspect MEWDS (Multiple Evanescent White Dot Syndrome)
ERG: Will show reduced a wave
What lab tests would you order if you suspect acute retinal pigment epitheliitis?
EOG: Will show reduced a wave
What lab tests would you order if you suspect APMPPE (acute posterior multifocal placoid pigment epitheliopathy)?
EOG: diminished
What lab tests would you order if you suspect vitiliginous retinochoroidopathy (birdshot)?
ERG: reduced b wave and prolonged implicit time
What lab tests would you order if you suspect sarcoidosis?
ACE
Chest X-Ray
PPD
ANA
What lab tests would you order if you suspect Behçet’s Syndrome?
HLA B5 (found in 50% of patients with Behçet’s)
What lab tests would you order if you suspect Vogt-Koyanagi-Harada Syndrome (VKH)?
Fluorescein angiography
Echography
lumbar puncture
What lab tests would you order if you suspect crystalline lens-induced uveitis?
Aqueous paracentesis
What lab tests would you order if you suspect lyme disease?
ELISA
Lyme Titers
Western Blot?
What lab tests would you order if you have a patient who presents with bilateral, granulomatous or recurrent uveitis with no remarkable history?
CBC ESR ANA RPR or VDRL FTA-ABS or MHA-TP PPD and allergy panel Chest X-Ray
