6 results
Non-Resolving Pneumonias: Etiologies
Unusual Infections:
 - Immunocompromised patients (e.g.: Mycobacterium, Aspergillosis, Nocardia)
 - Endemic Fungi (e.g.: Histoplasmosis,
yersinia/rats, Q fever ... ) - Returning travelers ... - Eosinophilic ... PNA (acute or chronic ... , CHF) - Drug toxicity
Fever in Returning Travelers from Tropical Regions - Frequent Differential Diagnoses
Medical History:
 • Skin exposure to
, acute HIV infection ... Cough, dyspnea - Pneumonia ... melioidosis, typhoid, pulmonary ... - Tropical pulmonary ... , Lassa fever, acute
Approach to Eosinophilic Lung Diseases
 • Acute Eosinophilic Pneumonia (< 1 wk) - ~30yo, M; Recent
Lung Diseases • Acute ... Eosinophilic Pneumonia ... Pneumonia (> 1 ... Fungal, parasites; Travel ... Lung #Diseases #pulmonary
Bradycardia - Differential Diagnosis Framework

BRADI Mnemonic
 • BRASH/Hyperkalemia
 • Reduced oxygen/Glucose/Temp
 • ACS
 • Drugs
 •
Diagnosis Framework BRADI ... Hyperkalemia Pulmonary ... • Flecanide toxicity ... Chagas disease • Acute ... Babesiosis • Leptospirosis
Elevated Lactate Dehydrogenase (LDH) - Differential Diagnosis Framework

LDH is a cytoplasmic enzyme present in tissues throughout
Legionnaires disease • Pulmonary ... Injury: • Early acute ... hepatitis • Acute ... myocarditis, rheumatic fever ... Polyarteritis nodosa • Eosinophilic
Amiodarone Induced Lung Toxicity Summary

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

How?  Possible
rarely present with eosinophilic ... pleural effusions • Acute ... acute respiratory ... Fever 4. ... leukocytosis • ↑ LDH