100 results
ANCA-Associated Vasculitis
There are many definitions, but most come down to the presence of granulomas (pathologically or
clinically) and asthma ... Inflammation: • No Asthma ... (GPA) • Both asthma ... ANCA #Vasculitis #differential ... #diagnosis #algorithm
Small Vessel Vasculitides
 • Granulomatosis with polyangiitis - Granulomatous manifestations (e.g., nasal crusting, destructive sinusitis, pulmonary
destructive sinusitis, pulmonary ... polyangiitis - Asthma ... . eosinophilia. ... Vasculitides #vasculitis #differential ... #diagnosis
Granulomatous Lung Disease - Differential Diagnosis Algorithm
OP: organising pneumonia; EGPA: eosinophilic granulomatosis with polyangiitis; NSG: necrotising
Disease - Differential ... Diagnosis Algorithm ... pneumonia; EGPA: eosinophilic ... #Differential # ... Diagnosis #Algorithm
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
Differential Diagnosis of Pulmonary Eosinophilia
Infection:
 • Helminthic: Loffler syndrome (Ascaris, hookworm, Strongyloides), Tropical pulmonary eosinophilia (lymphatic
Differential Diagnosis ... of Pulmonary Eosinophilia ... granulomatosis ... #Pulmonary #Differential ... #Diagnosis #causes
Approach to Eosinophilic Lung Diseases
 • Acute Eosinophilic Pneumonia (< 1 wk) - ~30yo, M; Recent
45yo, F; Hx of asthma ... granulomatosis ... Lung #Diseases #pulmonary ... #differential # ... diagnosis #comparison
Biologic therapy for eosinophilic asthma 
• Mepolizumab (Nucala) 
  • Anti-lL-5, 100 mg SQ q4
asthma • Mepolizumab ... • Peripheral eosinophils ... #asthma #Biologic ... #pharmacology #pulmonary ... #management
Eosinophilia - Differential Diagnosis Algorithm
Idiopathic Eosinophilia
Primary Eosinophilia:
 • Primary hypereosinophilic syndrome
 • Eosinophilic Leukemia
 • MPN/MDS
Eosinophilia - Differential ... Diagnosis Algorithm ... histiocytosis • Allergic: Asthma ... #Differential # ... Diagnosis #Algorithm
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
granulomatosis ... (DAH), asthma in ... nodules, asthma ... (check eosinophil ... #diagnosis #management
Reversed Halo Sign - Infectious and Non-Infectious Differential Diagnosis
Definition: A focal rounded area of GGO surrounded
Non-Infectious Differential ... Diagnosis Definition ... polyangiitis (Wegener), Eosinophilic ... NonInfectious #Differential ... #Diagnosis #pulmonary