11 results
Meralgia paresthetica: Pathogenesis and Clinical Findings
Compression/injury of Lateral Femoral Cutaneous Nerve (LFCN) -> Meralgia paresthetica
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sensory • Before diagnosis ... intervertebral disc disease ... strength, reflexes), palpable ... MeralgiaParesthetica #MSK #pathophysiology ... #signs #symptoms
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
- Differential Diagnosis ... Presentation: Systemic Symptoms ... sign of cutaneous ... • Progressive symptoms ... #Rheumatology
Polyarteritis Nodosa (PAN): Pathogenesis and Clinical Findings

Medical Comorbidities Malignancies (most commonly hairy-cell leukemia)
Immunogenetic Predisposition: patient is
endothelial cells - Palpable ... or necrotic purpura ... PolyarteritisNodosa #Pathophysiology ... #Diagnosis #Signs ... #Symptoms #Vasculitis
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
three primary pathophysiologic ... Henoch-SchonIein Purpura ... involvement: Anti-GBM Disease ... #differential #diagnosis ... #algorithm #rheumatology
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
rash, Vasculitis, Purpura ... pain (20%) Renal disease ... erythematosus #signs ... #symptoms #diagnosis ... #rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Presentation - Systemic Symptoms ... scleritis • Palpable ... sign of cutaneous ... Skin -> causing palpable ... #rheumatology #
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 ... meningitis), MCC CNS symptoms ... #management #signs ... #symptoms #rheumatology
Rheumatoid arthritis (RA): Pathogenesis and Joint diseases features
 • RA affects 1% of population, women >
Pathogenesis and Joint diseases ... Extra-articular signs ... RheumatoidArthritis #RA #pathophysiology ... #signs #symptoms ... #diagnosis
Disseminated Intravascular Coagulation (DIC) Overview

Increased Clotting and Consumption of Clotting Factors

Findings:
 • Bleeding
 • Recent history
protein C and S Pathophysiology ... Petechiae • Purpura ... • Palpable variants ... • Severe Liver Disease ... #Coagulation #diagnosis
Polycythemia Vera (PV) - Diagnosis and Management Summary
Diagnostic Criteria:
 • Elevated hemoglobin and/or hematocrit AND
 •
Management Summary Diagnostic ... , signs, and complications ... • Treatment algorithms ... von Willebrand disease ... Summary #treatment #hematology