35 results
ANCA-Associated Vasculitis
There are many definitions, but most come down to the presence of granulomas (pathologically or
clinically) and asthma ... /eosinophils No ... Inflammation: • No Asthma ... (GPA) • Both asthma ... #differential #diagnosis
Small Vessel Vasculitides
 • Granulomatosis with polyangiitis - Granulomatous manifestations (e.g., nasal crusting, destructive sinusitis, pulmonary
destructive sinusitis, pulmonary ... lung disease • Eosinophilic ... polyangiitis - Asthma ... . eosinophilia. ... #differential #diagnosis
Granulomatous Lung Disease - Differential Diagnosis Algorithm
OP: organising pneumonia; EGPA: eosinophilic granulomatosis with polyangiitis; NSG: necrotising
- Differential Diagnosis ... pneumonia; EGPA: eosinophilic ... pneumonitis; PLCH: pulmonary ... Lung #Disease #pulmonary ... #Differential #Diagnosis
Eosinophilic Pneumonia
When to suspect Eosinophilic Pneumonia? Non-resolving pneumonia + BAL > 25% eosinophils + excluded more
excluded more common diagnoses ... tobacco hx, >60% asthma ... Consolidations AKA "inverse pulmonary ... #Pneumonia #diagnosis ... #pulmonary
Approach to Eosinophilic Lung Diseases
 • Acute Eosinophilic Pneumonia (< 1 wk) - ~30yo, M; Recent
45yo, F; Hx of asthma ... Weeks) - Hx of asthma ... granulomatosis ... Lung #Diseases #pulmonary ... #differential #diagnosis
Differential Diagnosis of Pulmonary Eosinophilia
Infection:
 • Helminthic: Loffler syndrome (Ascaris, hookworm, Strongyloides), Tropical pulmonary eosinophilia (lymphatic
Differential Diagnosis ... of Pulmonary Eosinophilia ... granulomatosis ... Acute chronic pulmonary ... #Diagnosis #causes
Biologic therapy for eosinophilic asthma 
• Mepolizumab (Nucala) 
  • Anti-lL-5, 100 mg SQ q4
asthma • Mepolizumab ... • Peripheral eosinophils ... #asthma #Biologic ... #pharmacology #pulmonary ... #management
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
polyangiitis), EGPA (eosinophilic ... granulomatosis ... (DAH), asthma in ... nodules, asthma ... #management #treatment
Reversed Halo Sign - Infectious and Non-Infectious Differential Diagnosis
Definition: A focal rounded area of GGO surrounded
Non-Infectious Differential Diagnosis ... polyangiitis (Wegener), Eosinophilic ... organizing pneumonia, Pulmonary ... #Differential #Diagnosis ... #pulmonary
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
• Vasculitis: Granulomatosis ... polyangiitis, Eosinophilic ... granulomatosis ... syndrome) • Eosinophilic ... Diseases #ILD #diagnosis