15 results
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
GPA causes disease ... , Palpable purpura ... • Palpable purpura ... Vesicles overlying purpuric ... Henoch-Schönlein purpura
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Clinical Features ... , Vasculitis, Purpura ... Demyelinating syndromes ... erythematosus #signs ... #symptoms #diagnosis
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis: • Purpura ... purpura: Strong ... purpura • Pauci ... purpura, joint ... purpura (lower
Polyarteritis Nodosa (PAN): Pathogenesis and Clinical Findings

Medical Comorbidities Malignancies (most commonly hairy-cell leukemia)
Immunogenetic Predisposition: patient is
Pathogenesis and Clinical ... Viral replication causes ... endothelial cells - Palpable ... or necrotic purpura ... #Symptoms #Vasculitis
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
easy bruising to purpura ... mucosal bleeding (Petechial ... or purpuric rash ... 5000 to 10,000 ng/mL ... #Diagnosis #Management
Rare Causes of Abdominal Pain
 • Hereditary Angioneurotic Edema - Recurrent visceral that may by swelling
- May involve symptoms ... Henoch-Schönlein purpura ... presents with purpura ... Positive Carnett's sign ... incisional hernias: clinical
Scurvy (Vitamin C Deficiency) - Diagnosis and Management

Vitamin C is required for hydroxylation of proline residues
poor nutrition Clinical ... • Purpura • Perifollicular ... • Petechiae, purpura ... , or any other cause ... Henoch-Schonlein purpura
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Vasculitis: • Purpura ... Henoch Schonlein Purpura ... erythematous nodules, purpura ... purpura: strong ... purpura.
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
multiforme-like lesions, palpable ... purpura, Pathergy ... (Clinical Dx). ... #diagnosis #management ... #signs #symptoms
Disseminated Intravascular Coagulation (DIC) Overview

Increased Clotting and Consumption of Clotting Factors

Findings:
 • Bleeding
 • Recent history
organ damage Clinical ... • Purpura • ... Palpable variants ... Hemorrhagic bullae • Purpura ... #treatment #management