8 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 ... • Petechiae • Palpable ... #dermatology #rash
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
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 ... #differential #diagnosis
Purpura - Differential Diagnosis Framework

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

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

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
Vessel: Petechiae, Palpable ... purpura, Hemorrhagic ... Vasculitis: - Ig A (HSP ... - GPA Cutaneous ... #dermatology #rheumatology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
of shoulder and hip ... vesicular eruption • Joints ... , mucositis • Rash ... ) • Palpable purpura ... , joint & gut involvement
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential Diagnosis ... vesicular eruption - Joints ... mucositis - Rash ... scleritis • Palpable ... -> causing palpable