37 results
Fever in Returning Travelers from Tropical Regions - Frequent Differential Diagnoses
Medical History:
 • Skin exposure to
, acute HIV infection ... • Cough, dyspnea ... - Pneumonia (including ... malaria • Cough, dyspnea ... , Lassa fever, acute
Non-Resolving Pneumonias: Etiologies
Unusual Infections:
 - Immunocompromised patients (e.g.: Mycobacterium, Aspergillosis, Nocardia)
 - Endemic Fungi (e.g.: Histoplasmosis,
Non-Resolving Pneumonias ... psittaci/avian, leptospirosis ... yersinia/rats, Q fever ... ) - Returning travelers ... Eosinophilic PNA (acute
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
CP • Cough, dyspnea ... , cough, and dyspnea ... • Cough and dyspnea ... , dry cough or dyspnea ... Infections #HIV #AIDS #pulmonary
Causes of Acute Dyspnea - Differential Diagnosis Algorithm
Cardiovascular
 • Myocardial Infarction*
 • Cardiac Tamponade*
 • CHF
Pleural
Causes of Acute ... Dyspnea - Differential ... Diagnosis Algorithm ... Parenchymal • Pneumonia ... Vascular • Pulmonary
Eosinophilic Pneumonia
When to suspect Eosinophilic Pneumonia? Non-resolving pneumonia + BAL > 25% eosinophils + excluded more
common diagnoses Acute ... tobacco hx - Fever ... +, Cough+, Dyspnea ... Consolidations AKA "inverse pulmonary ... #diagnosis #pulmonary
Fever Patterns - Differential Diagnosis Framework

Continuous Fever:
Temp > 38°C with only 1 degree fluctuation in 24
gram-negative pneumonia ... • Acute bacterial ... infections • Acute ... • Leptospirosis ... • Malaria • Leptospirosis
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Causes of Chronic Dyspnea ... Differential Diagnosis Algorithm ... Stable Angina • Acute ... Alveoli • Pneumonia ... Acidosis #Chronic #Dyspnea
Pediatric Dyspnea - Differential Diagnosis Algorithm
Stridor:
 • Croup
 • Foreign Body
 • Tracheitis
 • Epiglottitis
 •
Pediatric Dyspnea ... Differential Diagnosis Algorithm ... Ketoacidosis • Pulmonary ... Embolism #Dyspnea ... Differential #Diagnosis #Algorithm
Causes of Acute Pediatric Cough - Differential Diagnosis Algorithm
No Fever, No Tachypnea
 - Normal Chest Auscultation
Causes of Acute ... Differential Diagnosis Algorithm ... No Fever, No Tachypnea ... Fever, Tachypnea ... #Acute #Cough
Acute and Chronic Causes of Dyspnea - Differential Diagnosis
Pulmonary/Chest Wall:
 • Acute: Trauma, COPD exacerbation, Asthma
Causes of Dyspnea ... Differential Diagnosis Pulmonary ... Pleural effusion, Pneumonia ... Pleural effusion, Pulmonary ... poisoning, DKA, Fever