22 results
Petechial/Purpuric Rashes- THE ALGORITHMIC APPROACH 

These rashes can be especially challenging and are
associated with devastating differential
Petechial/Purpuric ... diseases secondary ... RMSF, and Henoch-Schönlein ... rash, the diagnosis ... #Purpuric #Rash
Henoch Schonlein Leg Rash - Palpable Purpura
Purpura: Low Platelets or Vasculitis?
45 years old, seen in our
Purpura Purpura ... 45 years old, seen ... Tip: To differentiate ... later confirmed by skin ... #photo #dermatology
Palpable Purpura seen in Henoch Schonlein Purpura (HSP, IgA Vasculitis)

55 year old male on tuberculosis treatment
Palpable Purpura ... Purpura (HSP, IgA ... #Palpable #Purpura ... #clinical #photo ... #dermatology #skin
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Joint Pain Rash ... Palpable purpura ... • Henoch Schönlein ... purpura • PAN ... #rashes #differential
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
Petechiae, Palpable purpura ... Petechiae • Palpable purpura ... Vesicles overlying purpuric ... EGPA • Henoch-Schönlein ... purpura • Mixed
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
: • Purpura, ischemic ... Purpura (IgA vasculitis ... erythematous nodules, purpura ... scleritis • Palpable purpura ... causing palpable purpura
Pigmented Purpuric Dermatoses (PPD) - Capillaritis

Group of chronic, benign, cutaneous eruptions characterized by the presence of
Pigmented Purpuric ... of petechiae, purpura ... extremities Schamberg Disease ... brown tint of the rash ... Dermatoses #Dermatosis #differential
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... : • Purpura, ischemic ... Purpura (IgA Vasculitis ... ) • Palpable purpura ... ) • Palpable purpura
Acute Purpura Fulminans Skin Rash on Physical Exam 
60 year old male ITP s/p splenectomy 
1d
Acute Purpura Fulminans ... Skin Rash on Physical ... (purpura fulminans ... system failure, purpura ... Capnocytophaga #Purpura
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
- Differential ... RMSF - Henoch Schonlein ... Purpura - Endocarditis ... : - Purpura fulminans ... cryoglobulins • Skin