35 results
Petechial/Purpuric Rashes- THE ALGORITHMIC APPROACH 

These rashes can be especially challenging and are
associated with devastating differential
Petechial/Purpuric ... Nonpalpable purpura ... RMSF, and Henoch-Schönlein ... rash, the diagnosis ... #Purpuric #Rash
Algorithm for Diagnosis of the Petechial / Purpuric Rash

Febrile/Toxic, Palpable: 
 - Meningococcaemia, Disseminated Gonococcal Infection,
the Petechial / Purpuric ... Endocarditis, Henoch-SchönIein ... Purpura Febrile ... - Autoimmune Vasculitis ... #Dermatology #Skin
Typical palpable purpura of Henoch Schönlein Purpura

#Henoch #Schonlein #Purpura #HSP #Skin #Rash #Clinical #Photo #Palpable #Dermatology
Typical palpable ... purpura of Henoch ... Schönlein Purpura ... #Purpura #HSP # ... Skin #Rash #Clinical
Causes of Purpura - Differential Diagnosis
Disruption in Vascular Integrity: 
 • Trauma, Infection, Vasculitis, Drug induced
Causes of Purpura ... , Drug induced vasculitis ... C), Pigmented purpuric ... BrighamChiefs #Purpura ... #nonpalpable #palpable
Henoch Schonlein Leg Rash - Palpable Purpura
Purpura: Low Platelets or Vasculitis?
45 years old, seen in our
Leg Rash - Palpable ... Purpura Purpura ... Palpable purpura ... Palpable = vasculitis ... later confirmed by skin
Palpable Purpura seen in Henoch Schonlein Purpura (HSP, IgA Vasculitis)

55 year old male on tuberculosis treatment
Palpable Purpura ... Purpura (HSP, IgA ... rash. ... #Purpura #Henoch ... #dermatology #skin
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... purple, hemorrhagic skin ... PURPURA: Platelet ... Acute Infectious Purpura ... PURPURA: Vasculitis
Causes of Purpura - Differential Diagnosis
Non-PalpabIe → Palpable
 • Thrombocytopenia (HIT, ITP/HUS), Coagulation defects (DIC, warfarin
Causes of Purpura ... Leukocytoclastic Vasculitis ... BrighamChiefs #Purpura ... #nonpalpable #palpable ... Differential #Diagnosis #vasculitis
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
purpura (16%) ... purpura • Vesicles ... overlying purpuric ... EGPA • Henoch-Schönlein ... purpura • Mixed
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Crohn's disease Palpable ... purpura • Hypersensitivity ... Henoch Schönlein ... purpura • PAN ... Antiphospholipid-antibody syndrome