257 results
clinical lung ultrasound diagnosis echocardiogram cardiology differential pneumonia effusion sign a4c pleural pneumothorax embolism blines covid19 acutepe airbronchograms mcconnells rheumatology
Pulmonary Renal Syndromes and Mimics - Differential Diagnosis Framework Diffuse alveolar hemorrhage + rapidly progressive glomerulonephritis 90%: -
Pulmonary Renal ... ANCA Associated Vasculitis ... anti-GBM) 10%: - Low Complement ... - Normal Complement ... Kumfer @AnnKumfer #Pulmonary
Small Vessel Vasculitides • Granulomatosis with polyangiitis - Granulomatous manifestations (e.g., nasal crusting, destructive sinusitis, pulmonary
Small Vessel Vasculitides ... destructive sinusitis, pulmonary ... Cryoglobulinemic vasculitis ... syndrome • IgA vasculitis ... #vasculitis #differential
Rapidly Progressive Glomerulonephritis (RPGN) RPGN has three primary pathophysiologic causes differentiated by immunofluorescence Immune Complex Mediated (granular staining):
staining): • Low Complement ... Idiopathic • Normal Complement ... With associated pulmonary ... Glomerulonephritis #Vasculitis
Pathophysiology of Hypocomplementemic Urticarial Vasculitis C1q/anti-C1q antibiody -> Immune Complex Formation - Complement Pathway Activation (C3a and C5a)
Hypocomplementemic Urticarial Vasculitis ... Complex Formation - Complement ... Formation -> Vasculitis ... Hypocomplementemic #Urticarial #Vasculitis
Vasculitis and Vasculitides - Differential Diagnosis Framework When to Consider Vasculitis: • Purpura, ischemic skin lesions •
Vasculitis and Vasculitides ... progressing GN • New pulmonary ... glomerulonephritis and/or pulmonary ... arthritis, obstructive pulmonary ... against MPO • Complement
ANCA-Associated Vasculitis A group of necrotizing, small-vessel vasculitis without immune complex deposition. Complement levels are normal due
ANCA-Associated Vasculitis ... , small-vessel vasculitis ... Complement levels ... Levamisole-induced vasculitis ... ANCA #Associated #Vasculitis
More common & convincing pneumonia mimics Aspiration pneumonitis, Pulmonary vasculitis, Acute eosinophilic pneummia, Cryptogeric organizing
pneumonitis, Pulmonary ... vasculitis, Acute ... of idiopathic pulmonary ... fibrosis (IPF), Pulmonary ... Embolism, Septic Pulmonary
Petechiae/Purpura - Diagnostic Algorithm. Pathophysiology: 1) Represent the passage of erythrocytes from the intravascular to extravascular
trauma, infection, vasculitis ... process such as vasculiitis ... commonly renal and pulmonary
Pulmonary Renal Syndrome Definition: Diffuse alveolar hemorrhage + Glomerulonephritis Presentation (Pulmonary and renal manifestations can occur weeks apart):
Pulmonary Renal ... Presentation (Pulmonary ... ANCA-positive vasculitis ... ANCA-negative vasculitis ... IgA-associated vasculitis
Hemoptysis Differential Diagnosis Framework Cardiovascular: Pulmonary embolism, Heart failure, Vasculitis, Valvular disease, Arteriovenous malformation Pulmonary - Airway: Bronchitis,
Cardiovascular: Pulmonary ... Heart failure, Vasculitis ... Arteriovenous malformation Pulmonary ... Bronchovascular fistula Pulmonary ... hemoptysis, Idiopathic pulmonary
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