17 results
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 ... #Diagnosis #Signs
Pediatric Causes of Abdominal Pain

Surgical:
 - Acute appendicitis 
 - Intestinal obstruction including intussusception 
 -
Pediatric Causes ... Henoch—Schönlein purpura ... the testis - Hip ... #Pediatrics #Causes ... #Differential #Diagnosis
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
GPA causes disease ... purpura (16%) ... purpura • Vesicles ... overlying purpuric ... Henoch-Schönlein purpura
Diagnosis of IgA Vasculitis (Henoch-Schönlein Purpura) - French Vasculitis Study Group 

1) Suggestive clinical manifestations
Henoch-Schönlein Purpura ... - Symmetric palpable ... purpura mainly ... patients : abdominal pain ... #Peds #Pediatrics
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
Rheumatoid arthritis (RA): Pathogenesis and Joint diseases features
 • RA affects 1% of population, women >
poly-articular joint pain ... boggy" joints, esp ... RheumatoidArthritis #RA #pathophysiology ... #signs #symptoms ... #diagnosis
Brudzinski’s Sign in Meningitis (first described in 19th century by Dr. Josef Brudzinski)

Brudzinski's sign is characterized
Passive neck flexion causes ... , resulting in pain ... While the pathophysiology ... #Meningitis #Clinical ... #PhysicalExam #Pediatrics
Rare Causes of Abdominal Pain
 • Hereditary Angioneurotic Edema - Recurrent visceral that may by swelling
Henoch-Schönlein purpura ... presents with purpura ... Positive Carnett's sign ... incisional hernias: clinical ... #differential #diagnosis
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Clinical Features ... rash, Vasculitis, Purpura ... lesions Abdominal pain ... erythematosus #signs ... #symptoms #diagnosis
IgA Vasculitis – Henoch Scholein Purpura: Pathogenesis and Clinical Findings

 - Infectious Agents - 50% have
Henoch Scholein Purpura ... Pathogenesis and Clinical ... Colicky abdominal pain ... and ankles) #HSP ... #Diagnosis #Signs