8 results
Petechial/Purpuric Rashes- THE ALGORITHMIC APPROACH 

These rashes can be especially challenging and are
associated with devastating differential
Nonpalpable purpura ... endocarditis, RMSF, and Henoch-Schönlein ... rash, the diagnosis ... #Diagnosis #Dermatology ... #Purpuric #Rash
Henoch Schonlein Leg Rash - Palpable Purpura
Purpura: Low Platelets or Vasculitis?
45 years old, seen in our
Henoch Schonlein ... Leg Rash - Palpable ... old, seen in our ED ... #Legs #Rash #clinical ... #photo #dermatology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Diagnosis Framework ... Non-blanchable, dark red ... Kasabach-Merritt syndrome ... #palpable #nonpalpable ... #dermatology
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Joint Pain Rash ... vasculitis • Henoch ... Antiphospholipid-antibody syndrome ... Sarcoidosis #dermatology ... #differential #diagnosis
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
Maculopapular rash ... Differential Diagnosis ... polyangiitis • EGPA • Henoch-Schönlein ... • Goodpasture syndrome ... #rash #diagnosis
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
- Differential Diagnosis ... infection - RMSF - Henoch ... Schonlein Purpura ... : - Purpura fulminans ... Algorithm #Causes #dermatology
Symmetrical Drug-Related Intertriginous and Flexural Exanthema (SDRIFE)

49M +burning rash groins/buttocks (pic in next thread) x 1d.
Intertriginous and Flexural Exanthema ... Exam: b/l warm,red ... known as baboon syndrome ... , blisters, or purpura ... #photo #dermatology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
- Differential Diagnosis ... Vasculitis Differential Diagnosis ... , mucositis • Rash ... often present) Henoch ... Skin lesions (red