8 results
Capnocytophaga Canimorsus Skin Rash

40 M presents w/ N, V, severe epigastric pain. SHx: smoker, drinks 18
Capnocytophaga Canimorsus ... after a dog or cat ... +purpuric rash → ... purpura fulminans ... #clinical #photo
Capnocytophaga
GNR with long fusiform shape.  Fastidious facultative anaerobe that grows slowly and needs enriched agar
C.
= most common cause ... shock with fever, rash ... can evolve to purpura ... #Infection #Diagnosis ... #CAnimorsus
Acute Purpura Fulminans Skin Rash on Physical Exam 
60 year old male ITP s/p splenectomy 
1d
Acute Purpura Fulminans ... Cat at home. ... (purpura fulminans ... system failure, purpura ... #Purpura #Fulminans
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Diagnosis Algorithm ... infection - RMSF - Henoch ... Schonlein Purpura ... Rash: - Purpura
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
GPA causes disease ... purpura (16%) ... purpura • Vesicles ... overlying purpuric ... purpura • Mixed
Algorithm - Approach to the differential diagnosis of the patient presenting with overt glomerular proteinuria. CMV
thrombocytopenic purpura ... cell/white cell casts ... skin (alopecia, purpura ... , palpable purpura ... vesicular rash,
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis: • Purpura ... purpura: Strong ... purpura • Pauci ... purpura, joint ... purpura (lower
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Vasculitis: • Purpura ... Schonlein Purpura ... erythematous nodules, purpura ... purpura: strong ... purpura.