6 results
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
• They can cause ... - Purpura - Skin ... Cause Organ Damage ... Labs/Diagnosis: ... vasculitis (Henoch-Schönlein
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Vasculitis - Collagen disorders ... RMSF - Henoch Schonlein ... : - Autoimmune ... immunoglobulins & cryoglobulins ... • Skin biopsy
Moccasin-variety Tinea Pedis 
70 M chronic scaly feet. Over the years: rash has itched only occasionally;
Over the years: rash ... Diagnosis? ... dermatophytes cause ... skin of inflamed ... type #clinical #photo
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
centrifugum • A chronic skin ... be induced by a variety ... gyratum repens • A skin ... include: infections (HSV ... #differential #diagnosis
Langerhans Cell Histiocytosis (LCH)

Granulomatous Lesions comprising langerin-positive histiocytes and an inflammatory infiltrate can arise in virtually
LCH is a rare disorder ... inflammatory or autoimmune ... Lungs: Cysts (esp ... DIAGNOSIS • Imaging ... Disease: Prognosis varies
Autoimmune Myositis - Differential Diagnosis Framework

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