24 results
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
Rarely dominate the clinical ... Skin Findings: • Petechiae ... Differential Diagnosis ... #rash #diagnosis ... #rheumatology
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
- Differential Diagnosis ... Small Vessel: Petechiae ... , Palpable purpura ... #skin #dermatology ... #rheumatology #
Dermatological semiology of Cutaneous Vasculitis 

Clinicopathologic correlations
 • Purpura, papules, pustules, necrosis: involvement of small vessels
correlations • Purpura ... #dermpath #dermatology ... #semiology #signs ... #lesions #diagnosis ... #clinical #manifestations
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential Diagnosis ... Differential Diagnosis ... Presentation - Systemic Symptoms ... : strong sign of ... #rheumatology #
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Clinical Features ... Butterfly rash, Vasculitis ... , Purpura, Urticaria ... #symptoms #diagnosis ... #rheumatology
Scarlet fever
• Delayed-type skin reactivity to pyrogenic exotoxin Requires prior exposure
• Diffuse erythematous eruption that generally
Pastia lines = petechial ... Scarlet #fever #diagnosis ... #clinical #photo ... #signs #symptoms
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Diagnosis Framework ... Presentation: Systemic Symptoms ... : Strong sign of ... • Progressive symptoms ... #Rheumatology
Scurvy (Vitamin C Deficiency) - Diagnosis and Management

Vitamin C is required for hydroxylation of proline residues
Deficiency) - Diagnosis ... poor nutrition Clinical ... musculoskeletal symptoms ... Psychiatric symptoms ... • Petechiae, purpura
IgA Vasculitis – Henoch Scholein Purpura: Pathogenesis and Clinical Findings

 - Infectious Agents - 50% have
IgA Vasculitis – ... Henoch Scholein Purpura ... Pathogenesis and Clinical ... Pathophysiology #Diagnosis ... #Signs #Symptoms
Polyarteritis Nodosa (PAN): Pathogenesis and Clinical Findings

Medical Comorbidities Malignancies (most commonly hairy-cell leukemia)
Immunogenetic Predisposition: patient is
Pathogenesis and Clinical ... Palpable or necrotic purpura ... Pathophysiology #Diagnosis ... #Signs #Symptoms ... #Vasculitis