39 results
Differential Diagnosis of Pulmonary Eosinophilia
Infection:
 • Helminthic: Loffler syndrome (Ascaris, hookworm, Strongyloides), Tropical pulmonary eosinophilia (lymphatic
Differential Diagnosis of Pulmonary ... Helminthic: Loffler syndrome ... polyangiitis (EGPA, Churg-Strauss ... syndrome, Neoplasms ... Washington University ID
Eosinophilia - Differential Diagnosis Algorithm
Idiopathic Eosinophilia
Primary Eosinophilia:
 • Primary hypereosinophilic syndrome
 • Eosinophilic Leukemia
 • MPN/MDS
hypereosinophilic syndrome ... Hyper-lgE (Job) syndrome ... Hypersensitivity (DRESS ... ABPA), Gleich syndrome ... IBD Stanford Internal
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
• Idiopathic pulmonary ... polyangiitis, Eosinophilic ... Churg Strauss syndrome ... ) • Eosinophilic ... #differential #pulmonary
Approach to Eosinophilic Lung Diseases
 • Acute Eosinophilic Pneumonia (< 1 wk) - ~30yo, M; Recent
Approach to Eosinophilic ... Hypereosinophilic Syndrome ... Respiratory sx in 40%, mild ... Lung #Diseases #pulmonary ... diagnosis #comparison #table
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
Pulmonary Renal ... Syndrome Definition ... ANCA-positive vasculitis (Eosinophilic ... , biopsy By Tess ... differential #diagnosis #nephrology
Central distribution is seen in sarcoidosis and cardiogenic pulmonary edema.
Peripheral distribution is mainly seen in cryptogenic
and cardiogenic pulmonary ... (COP), chronic eosinophilic ... #Diagnosis #Radiology ... #Pulmonary #HRCT ... #Differential #Table
DRESS Syndrome vs SJS/TEN
DRESS
 • Latency: 2-8 weeks
 • Rash: Morbilliform
 • Mucosal involvement: 50% have
DRESS Syndrome vs ... involvement: 50% have mild ... erosions • CBC: Eosinophilia ... #Syndrome #SJS ... TEN #comparison #table
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
bronchiolitis (RB-ILD ... - Aspiration - Pulmonary ... edema #Diagnosis #Radiology ... #Pulmonary #HRCT ... #Differential #Table
Drug Reaction with Eosinophilia and Systemic Symptoms (DRESS)
Definition: 
 • Severe adverse drug reaction, characterized by
Reaction with Eosinophilia ... Systemic Symptoms (DRESS ... Eosinophilia 4 ... withdrawal • Mild ... #Syndrome #dermatology
Connective tissue disease-associated interstitial lung diseases

LIP: lymphoid interstitial pneumonia. NSIP: nonspecific interstitial pneumonia. OP: organizing pneumonia.
PSS: Sjogren syndrome ... ConnectiveTissueDiseases #ILD ... Differential #Comparison #Table ... #Pulmonary #Rheumatology