6 results
Moccasin-variety Tinea Pedis 
70 M chronic scaly feet. Over the years: rash has itched only occasionally;
Over the years: rash ... Diagnosis? ... most commonly associated ... skin of inflamed ... type #clinical #photo
Staphylococcus-associated GlomeruloNephritis - Diagnosis and Management Summary
CLINICAL
 • Nephritic syndrome (Casts)
 • Marked proteinuria (may be
Staphylococcus-associated ... • Vasculitic rash ... • C3/lgG or IgA ... (esp DM) • "starry ... Staphylococcus #associated
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
lesions + toxo IgG ... • CNS PCR 50% ... granulomatosis: • EBV-associated ... , may also see skin ... causes #radiology #neurology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
of shoulder and hip ... , neurologic, and ... , mucositis • Rash ... VASCULITIS: ANCA Associated ... , IgA (cmpkx deposits
Rickettsialpox Eschar

40 homeless male from NY admitted with fever, chills, headache, myalgias. Diagnosis?
Rickettsialpox R akari classic
Diagnosis? ... rickettsia) Dx: serology ... ; pcr from vesicle ... chickenpox, vzv, hsv ... rakari #clinical #photo
Autoimmune Myositis - Differential Diagnosis Framework

Inflammatory Myopathies: Commonly symmetric proximal muscle weakness, no substantial muscle pain
) • Anti-Mi2 (skin ... Anti-TIF1 (cancer-associated ... Symptoms: • Gottron rash ... weakness + atrophy- Hip ... Other Diseases: • PBC