18 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 ... with petechiae/purpura ... #Purpuric #Rash
Causes of Purpura - Differential Diagnosis
Non-PalpabIe → Palpable
 • Thrombocytopenia (HIT, ITP/HUS), Coagulation defects (DIC, warfarin
Causes of Purpura ... - Differential ... BrighamChiefs #Purpura ... #Causes #Differential ... #Diagnosis #vasculitis
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... PURPURA: Platelet ... Acute Infectious Purpura ... PURPURA: Vasculitis ... /HSP • Cryoglobulinemia
Causes of Purpura - Differential Diagnosis
Disruption in Vascular Integrity: 
 • Trauma, Infection, Vasculitis, Drug induced
Causes of Purpura ... - Differential ... C), Pigmented purpuric ... BrighamChiefs #Purpura ... #nonpalpable #palpable
Petechiae/Purpura - Diagnostic Algorithm. Pathophysiology: 1) Represent the passage of erythrocytes from the intravascular to extravascular
Petechiae/Purpura ... trauma, infection, vasculitis ... process such as vasculiitis ... Rash #Petechiae #Purpura ... #Differential #
Henoch Schonlein Leg Rash - Palpable Purpura
Purpura: Low Platelets or Vasculitis?
45 years old, seen in our
Purpura Purpura ... Palpable purpura ... Tip: To differentiate ... Palpable = vasculitis ... #dermatology #HSP
Palpable Purpura seen in Henoch Schonlein Purpura (HSP, IgA Vasculitis)

55 year old male on tuberculosis treatment
Palpable Purpura ... Henoch Schonlein Purpura ... (HSP, IgA Vasculitis ... #Purpura #Henoch ... #Schonlein #HSP
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
the Skin - Differential ... Vessel: Petechiae, Palpable ... purpura, Hemorrhagic ... : - Ig A (HSP) ... #dermatology #rheumatology
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
purpura (16%) ... purpura • Vesicles ... overlying purpuric ... reticularis Differential ... Henoch-Schönlein purpura
Diagnosis of IgA Vasculitis (Henoch-Schönlein Purpura) - French Vasculitis Study Group 

1) Suggestive clinical manifestations
Henoch-Schönlein Purpura ... - Symmetric palpable ... purpura mainly ... #Diagnosis #Rheumatology ... #Peds #Pediatrics