16 results
Petechial/Purpuric Rashes- THE ALGORITHMIC APPROACH 

These rashes can be especially challenging and are
associated with devastating differential
Petechial/Purpuric ... ) purpura occurs ... Nonpalpable purpura ... endocarditis, RMSF, and Henoch-Schönlein ... purpura.
Causes of Purpura - Differential Diagnosis
Non-PalpabIe → Palpable
 • Thrombocytopenia (HIT, ITP/HUS), Coagulation defects (DIC, warfarin
Causes of Purpura ... - Differential Diagnosis ... cryoglobulins, IgA ... BrighamChiefs #Purpura ... #nonpalpable #palpable
Causes of Purpura - Differential Diagnosis
Disruption in Vascular Integrity: 
 • Trauma, Infection, Vasculitis, Drug induced
Causes of Purpura ... - Differential Diagnosis ... C), Pigmented purpuric ... BrighamChiefs #Purpura ... #nonpalpable #palpable
Palpable Purpura seen in Henoch Schonlein Purpura (HSP, IgA Vasculitis)

55 year old male on tuberculosis treatment
Palpable Purpura ... seen in Henoch ... Schonlein Purpura ... (HSP, IgA Vasculitis ... #Purpura #Henoch
Henoch Schonlein Leg Rash - Palpable Purpura
Purpura: Low Platelets or Vasculitis?
45 years old, seen in our
Purpura Purpura ... with lower leg purpura ... Palpable purpura ... purpura (IgA), ... #dermatology #HSP
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... PURPURA: Platelet ... OF PALPABLE PURPURA ... A vasculitis/HSP ... #nonpalpable #dermatology
Diagnosis of IgA Vasculitis (Henoch-Schönlein Purpura) - French Vasculitis Study Group 

1) Suggestive clinical manifestations
Diagnosis of IgA ... Vasculitis (Henoch-Schönlein ... Purpura) - French ... - Symmetric palpable ... purpura mainly
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... - Differential Diagnosis ... infection - RMSF - Henoch ... Schonlein Purpura ... Rash: - Purpura
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
- Differential Diagnosis ... Vessel: Petechiae, Palpable ... purpura, Hemorrhagic ... A (HSP) - Anti-C1q ... #differential #diagnosis
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