7 results
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
: Diffuse alveolar ... , anti-GBM ab, ANA ... high resolution chest ... Bronchoscopy with serial ... #differential #
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
the left some diseases ... #Pulmonary #CTChest ... #Nodular #Pattern ... #Comparison #Table ... #RadiologyAssistant
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
- Chest Radiology ... small (1 -4 mm) nodules ... Endemic fungi: Histo ... #Chest #Radiology ... diagnosis #pulmonary
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
disease, and ocular ... MEDIUM VESSEL ... to exclude are infections ... LFT • ESR • ANA ... #rheumatology #
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
vasculitis (AAV ... nodules, asthma ... , ulcers, nodules ... confirm DAH, r/o infection ... • IF staining patterns
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
• Nucleolar: Diffuse ... Lymphoproliferative Disorders, Infection ... , Interstitial Pulmonary ... #patterns #rheumatology ... #diagnosis #differential
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... Vasculitis Differential ... primary condition MEDIUM ... disease, and ocular ... #Rheumatology