130 results
Granulomatous Lung Disease - Differential Diagnosis Algorithm
OP: organising pneumonia; EGPA: eosinophilic granulomatosis with polyangiitis; NSG: necrotising
Disease - Differential ... Diagnosis Algorithm ... with polyangiitis ... with polyangiitis ... #Differential #Diagnosis
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
Dermatologic Manifestations ... GPA causes disease ... Differential Diagnosis ... GPA #dermatology ... #rash #diagnosis
Small Vessel Vasculitides
 • Granulomatosis with polyangiitis - Granulomatous manifestations (e.g., nasal crusting, destructive sinusitis, pulmonary
with polyangiitis ... - Granulomatous ... Interstitial lung disease ... with polyangiitis ... #differential #diagnosis
ANA (Antinuclear Antibody) and ANCA (Antineutrophil cytoplasmic antibodies)
 • Systemic lupus erythematosus
   1. Anti-dsDNA
seen in 30—70% of cases ... connective tissue disease ... 90% • Anti-GBM disease ... Antineutrophil #antibodies #diagnosis ... #rheumatology #diseases
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
ILD caused by inhalation ... • Vasculitis: Granulomatosis ... with polyangiitis ... with polyangiitis ... #ILD #diagnosis
Demyelinating Diseases - Differential Diagnosis
 • Inflammatory: MS, ADEM, NMO, Paraneoplastic, Sjogren's, Polyarteritis nodosa, SLE
 •
Demyelinating Diseases ... - Differential Diagnosis ... Demyelinating #Diseases ... #Differential #Diagnosis ... #causes #neurology
Reversed Halo Sign - Infectious and Non-Infectious Differential Diagnosis
Definition: A focal rounded area of GGO surrounded
• Infectious Causes ... Non-Infectious Causes ... with polyangiitis ... with polyangiitis ... #Differential #Diagnosis
ANCA-Associated Vasculitis
A group of necrotizing, small-vessel vasculitis without immune complex deposition. Complement levels are normal due
Includes granulomatosis ... + antibody) Granulomatosis ... - 80-90% PR3+ Granulomatosis ... PR3 Anti-GBM disease ... PANCA #MPO #PR3 #Diagnosis
Causes of Proteinuria - Differential Diagnosis Algorithm
Persistent Proteinuria >150mg/d protein present on repeat testing including overnight
- Differential Diagnosis ... antibodies • Granulomatosis ... with polyangiitis ... Minimal change disease ... #Algorithm #Causes
ILD of Known Cause - Differential Diagnosis
Exposure:
 • Occupational: Asbestosis, Silicosis, Hypersensitivity, Pneumonitis
 • Treatment Related:
ILD of Known Cause ... - Differential Diagnosis ... : • Granulomatous ... GPA, EGPA • Granulomatous ... #Differential #Diagnosis