10 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Compatible syndrome + MRI ... lung nodules, may also ... see skin lesions ... #diagnosis #causes ... #radiology #neurology
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
association • M > F Clinical ... injury) • Neurologic ... Medium and large also ... Behcet syndrome (Clinical ... ) Differential Diagnosis
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
, neurologic, and ... oligoclonal bands • MRI ... tract, and often causes ... aneurysms can also ... chorioretinitis, CNS
Vibrio vulnificus Infection- At the time of presentation, hemorrhagic bullae measuring 3.5 by 4.5 cm had
vulnificus can cause ... skin infections ... disease and cancer ... #clinical #photo ... #NEJM #vibrio #
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
HIV / AIDS - Differential ... should be based on clinical ... Imaging: - MRI ... Demyelinating disease ... caused by the JC
BEE Syndromes - Non-inflammatory Causes

Immune-mediated conditions affecting the Brain, Eye, and Ear

Visual or auditory symptoms in
nervous system (CNS ... neuropathy (LHON) plus MRI ... lesions and clinical ... BEE #Syndromes #neurology ... noninflammatory #differential
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
with systemic, neurologic ... Diagnosis = clinical ... very remarkable w/differential ... required due to skip ... (Cornelia NEJM
Amyloidosis - Summary
Group of disorders associated with extracellular deposition of fibrils formed from low-molecular-weight proteins in
osteomyelitis, Rheumatoid arthritis ... Clinical suspicion ... the extent of disease ... Amyloidosis Clinical ... enlargement • MRI
Langerhans Cell Histiocytosis (LCH)

Granulomatous Lesions comprising langerin-positive histiocytes and an inflammatory infiltrate can arise in virtually
now classified as ... populations) CLINICAL ... CNS involvement: ... X-rays, CT, or MRI ... PET-CT / MRI: Staging
Uremic Frost in End-Stage Renal Disease- A 39-year-old man with end-stage renal disease presented to the
End-Stage Renal Disease ... with anorexia, nausea ... lethargy abated as ... #NEJM #clinical ... #photo #renal #urology