10 results
Eosinophilia - Differential Diagnosis Algorithm
Idiopathic Eosinophilia
Primary Eosinophilia:
 • Primary hypereosinophilic syndrome
 • Eosinophilic Leukemia
 • MPN/MDS
GI, lung, skin), ... histiocytosis • Allergic ... Hypersensitivity (DRESS ... IBD Stanford Internal ... Diagnosis #Algorithm #allergy
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
a.k.a. extrinsic allergic ... ILD caused by inhalation ... organizing pneumonia (COP ... Churg Strauss syndrome ... #causes
Drug Reaction with Eosinophilia and Systemic Signs (DRESS Syndrome): Formerly known as drug hypersensitivity reaction, DRESS
represents
Systemic Signs (DRESS ... hypersensitivity reaction, DRESS ... associated with allergic ... Dermatology #SkinRash #DRESS ... #Photo #UCSDH
Drug Reaction with Eosinophilia and Systemic Signs (DRESS Syndrome): Formerly known as drug hypersensitivity reaction, DRESS
represents
Systemic Signs (DRESS ... hypersensitivity reaction, DRESS ... associated with allergic ... Dermatology #SkinRash #DRESS ... Legs #Photo #UCSDH
Differential Diagnosis of Pulmonary Eosinophilia
Infection:
 • Helminthic: Loffler syndrome (Ascaris, hookworm, Strongyloides), Tropical pulmonary eosinophilia (lymphatic
Helminthic: Loffler syndrome ... coccidioidomycosis), Allergic ... polyangiitis (EGPA, Churg-Strauss ... Washington University ID ... #Diagnosis #causes
Drug Reaction with Eosinophilia and Systemic Signs (DRESS Syndrome): Formerly known as drug hypersensitivity reaction, DRESS
represents
Systemic Signs (DRESS ... hypersensitivity reaction, DRESS ... associated with allergic ... Dermatology #SkinRash #DRESS ... Trunk #Photo #UCSDH
Approach to Eosinophilic Lung Diseases
 • Acute Eosinophilic Pneumonia (< 1 wk) - ~30yo, M; Recent
Lung Diseases ... loss, malaise • Allergic ... Hypereosinophilic Syndrome ... similar to AEP or CEP ... #pulmonary #differential
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
Unknown • 6-7 cases ... studies legionella/strep ... pneumonia, Chronic eosinophilia ... #BOOP #pulmonary ... #ILD #diagnosis
Upper Lobe Lung Diseases - STAR CHASERS Mnemonic

S - Silicosis
T - Tuberculosis
A - Ankylosing Spondylitis
R -
Sarcoidosis E - Eosinophilic ... Therefore, conditions caused ... elimination of CO2 ... • ↑ Mechanical stress ... pneumonitis - Allergic
Amiodarone Induced Lung Toxicity Summary

Who?
• 5% of patients
• Dose ≥ 400 mg per day

How?  Possible
rarely present with eosinophilic ... acute respiratory distress ... syndrome) is rare ... Exclusion of other ILDs ... LDH • ↑ ESR, CRP