10 results
Differential Diagnosis of Pulmonary Eosinophilia
Infection:
 • Helminthic: Loffler syndrome (Ascaris, hookworm, Strongyloides), Tropical pulmonary eosinophilia (lymphatic
Differential Diagnosis ... of Pulmonary Eosinophilia ... coccidioidomycosis), Allergic ... (ABPA, ABPM) Medications ... #Diagnosis #causes
Eosinophilia - Differential Diagnosis Algorithm
Idiopathic Eosinophilia
Primary Eosinophilia:
 • Primary hypereosinophilic syndrome
 • Eosinophilic Leukemia
 • MPN/MDS
Diagnosis Algorithm ... histiocytosis • Allergic ... , ABPA), Gleich ... #Differential #Diagnosis ... #Algorithm #allergy
Approach to Eosinophilic Lung Diseases
 • Acute Eosinophilic Pneumonia (< 1 wk) - ~30yo, M; Recent
Lung Diseases ... loss, malaise • Allergic ... Bronchopulmonary ... #pulmonary #differential ... #diagnosis #comparison
Eosinophils (Eos) and hypereosinophilia (HE)
Caused by eosinophilopoietic cytokines
Common causes:
 - Drug reaction
 - Helminth infection
 -
Eosinophils (Eos ... infection - Allergic ... + T cells) - Allergic ... bronchopulmonary ... #Differential #Diagnosis
Allergic Bronchopulmonary Aspergillosis (ABPA)
WHAT IS IT?
Hypersensitivity response to Aspergillus fumigatus in the airways
 • Primarily affects
Allergic Bronchopulmonary ... Aspergillosis (ABPA ... • Peripheral eosinophilia ... #Bronchopulmonary ... #pulmonary #diagnosis
Differential Diagnosis of Wheezing
 • Extrathoracic (wheezing Is typically inspiratory): Anaphylaxis, Vocal cord pathology, Laryngeal stenosis,
Differential Diagnosis ... Churg-Strauss syndrome, Allergic ... bronchopulmonary ... (ABPA) - Dr. ... #Causes #pulmonary
Upper Lobe Lung Diseases - STAR CHASERS Mnemonic

S - Silicosis
T - Tuberculosis
A - Ankylosing Spondylitis
R -
- Aspergillus/ABPA ... Pulmonary Diseases ... pneumonitis - Allergic ... bronchopulmonary ... #differential #diagnosis
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
a.k.a. extrinsic allergic ... • Idiopathic pulmonary ... polyangiitis, Eosinophilic ... syndrome) • Eosinophilic ... #ILD #diagnosis
Bronchiectasis - Permanent dilation of an airway
WHAT CAN YOU SEE ON CT?
1) Lack of tapering of
NTM, Fungal) 4) Allergic ... Bronchopulmonary ... Rheumatologic/Autoimmune diseae ... Bronchiectasis #pulmonary ... #diagnosis #differential
Tree-in-bud almost always indicates the presence of:
Endobronchial spread of infection (TB, MAC, any bacterial bronchopneumonia)
Airway disease
often, an airway disease ... mucus retention (allergic ... bronchopulmonary ... #Diagnosis #Radiology ... #Pulmonary #CTChest