17 results
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
three primary pathophysiologic ... causes differentiated ... With associated pulmonary ... Glomerulonephritis #Vasculitis ... diagnosis #algorithm #rheumatology
Uncommon Causes of Noncardiogenic Pulmonary Edema (NCPE) - Differential Diagnosis Framework

High Altitude Pulmonary Edema:
 • Accumulation
blood cells in the lung ... 10,000 ft) • Symptoms ... • Signs/Symptoms ... • Signs/Symptoms ... • Pathophysiology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
progressing GN • New pulmonary ... glomerulonephritis and/or pulmonary ... tract, and often causes ... Presentation - Systemic Symptoms ... differential #diagnosis #rheumatology
Rheumatoid arthritis (RA): Extra-articular manifestations
Skin: 
 • Inflammation of skin (esp. over areas of stress) forms
blood vessels (vasculitis ... inflammation tends to cause ... disease/pulmonary ... RheumatoidArthritis #RA #pathophysiology ... #signs #symptoms
Hemoptysis - Differential Diagnosis Framework
Massive Hemoptysis: >150-300 mL in 24h
Airway disease: 
 • Bronchitis, Bronchiectasis, Malignancy
Kaposi's sarcoma • Rheumatologic ... Autoimmune: ANCA-Assoc vasculitis ... Postprocedural, Lung ... Differential #Diagnosis #pulmonary ... #causes
TRALI vs TACO - Transfusion Reactions
TRALI:
 • Epidemiology: 0.1% of transfused patientsl
 • Risk factors: Critical
blood donor • Pathophysiology ... without other cause ... ARDS to explain symptoms ... , and CXR with pulmonary ... #diagnosis #comparison
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
• Most common cause ... Abscess Pathophysiology ... Diagnosis: • Vasculitis ... #Abscess #pulmonary ... #differential #causes
Fat Embolism Syndrome
Trauma to the long bone or pelvis accounts for —9096 of cases. The diagnosis
Trauma to the long ... accounts for —9096 of cases ... Pathophysiology ... onset widespread pulmonary ... Diagnosis #Signs #Symptoms
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
progressing GN • New pulmonary ... Presentation: Systemic Symptoms ... • Progressive symptoms ... tract, and often causes ... Differential #Diagnosis #Rheumatology
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
Autoimmune ANCA vasculitis ... palpable purpura 2/2 vasculitis ... or serologies + symptoms ... Goodpasture's cause ... sparing of the lung