10 results
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
surfaces of the joints ... • Petechiae, Palpable ... Maculopapular rash ... reticularis Differential ... #dermatology #rash
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Crohn's disease Palpable ... Sarcoidosis • GPA ... Sarcoidosis #dermatology ... #joint #pain #skin ... #rashes #differential
Palpable Purpura seen in Henoch Schonlein Purpura (HSP, IgA Vasculitis)

55 year old male on tuberculosis treatment
Palpable Purpura ... abdominal pain, joint ... rash. ... clinical #photo #dermatology ... #skin #rash #physicalexam
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... purple, hemorrhagic skin ... Ig A vasculitis/HSP ... #Differential # ... #nonpalpable #dermatology
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
- Differential ... Rash: - Purpura ... cryoglobulins • Skin ... #Differential # ... Algorithm #Causes #dermatology
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
- Differential ... Vessel: Petechiae, Palpable ... purpura, Hemorrhagic ... Vasculitis: - Ig A (HSP ... #dermatology #rheumatology
Henoch Schonlein Leg Rash - Palpable Purpura
Purpura: Low Platelets or Vasculitis?
45 years old, seen in our
- Palpable Purpura ... Palpable purpura ... Tip: To differentiate ... #photo #dermatology ... #HSP
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
of shoulder and hip ... , neurologic, and ... , mucositis • Rash ... MPO > PR3 60/ GPA ... ) • Palpable purpura
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
vesicular eruption - Joints ... mucositis - Rash ... scleritis • Palpable ... -> causing palpable ... • ANCA (Dx: GPA
Algorithm - Approach to the differential diagnosis of the patient presenting with overt glomerular proteinuria. CMV
Approach to the differential ... pancreatitis), joints ... nose (epistaxis), skin ... , palpable purpura ... nephrotic #syndrome #nephrology