#idboardreview 65 F w/ ataxic gait, R nystagmus, dysmetria. MRI T2 hyperintensity in cerebellum extension to brainstem/internal capsule bilaterally. CSF 200wbc 95%PMN, gluc65, protein160. Diagnosis? #medEd#idmedEd#idtwitter
Patient likes to eat Brie
#Rhombencephalitis is encephalitis that affects hindbrain.
Non-infectious ddx MS, Behçet, paraneoplastic syndromes
infectious ddx L. monocytogenes, EBV, MTB, Streptococcus pneumoniae
#listeria gram-positive facultative intracellular bacterium
Reservoir & flowing bodies of water facilitate spread
Ready-to-eat foods, soft cheeses, undercooked or inadequately reheated meats, delicatessen meats are common modes of transmission
Risk factors #listeriosis extremes of age, pregnancy, immunosuppression, malignancy or diabetes
#listeriosis CSF may be non-specific but often include a raised protein, a normal or low glucose and a lymphocytosis, although a CSF neutrophilia may also be seen
#idboardreview 40 M injected heroin boiled with tap water, previously used needle: next day developed periorbital swelling, eyelid erythema, pain and blurred vision of one eye. Dx? #medEd#idmedEd#IDtwitter
Culture of the swab of the lesion on the chest grew #Trichosporon beigelii
#Trichosporon beigelii yeast in soil & water. In humans, it colonizes skin, GI & GU. It cause superficial skin infections, such as white piedra. In immunocompromised hosts: deep invasive infections, including fungemia, endocarditis and chronic meningitis
#idboardreview A family visited different U.S. states during a 1week vacation. Seam in hotel pools & waterpark. 8 days post trip, 2 family members had diarrhea. Dx? #medEd#idmedEd#idtwitter
#Cryptosporidiosis outbreaks in the U.S. have been linked to swimming pools, water playgrounds, and other swimming venues; unpasteurized cider, juice, and milk; contact with animals; childcare settings; camps; and ill food handlers.
#idboardreview 45 F w/ 1 cm nodule located near a scar from a previous mastectomy. +travel to several western & central European countries within the past year. The nodule was removed and tissue sections shown. Dx? #medEd#idmedEd#IDtwitter
#dirofilaria#repens
-definitive hosts include primarily wild and domestic canids, and occasionally felids
-various mosquito vectors from the genera Aedes, Culex, and Anopheles