8 results
Fever in Returning Travelers from Tropical Regions - Frequent Differential Diagnoses
Medical History:
 • Skin exposure to
Travelers from ... , acute HIV infection ... Cough, dyspnea - Pneumonia ... melioidosis, typhoid, pulmonary ... , 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
Approach to Eosinophilic Lung Diseases
 • Acute Eosinophilic Pneumonia (< 1 wk) - ~30yo, M; Recent
Eosinophilic Lung Diseases ... • Acute Eosinophilic ... Pneumonia (< 1 ... Fungal, parasites; Travel ... #pulmonary #differential
Fever Patterns - Differential Diagnosis Framework

Continuous Fever:
Temp > 38°C with only 1 degree fluctuation in 24
Acute bacterial ... infections • Acute ... • Leptospirosis ... • Malaria • Leptospirosis ... lung abscess • Sub-acute
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Disease Coronary ... Artery Disease ... Stable Angina • Acute ... Alveoli • Pneumonia ... Chronic #Dyspnea #SOB
Based on the images alone, it is usually not possible to determine the cause of the
considered, like acute ... Lobar pneumonia ... with cough and fever ... Pulmonary hemorrhage ... interstitial lung disease
Mycoses

HISTOPLASMOSIS
• Inhalation of conidia → Yeast → travel to lymph nodes → spread in body
• Bird
conidia → Yeast → travel ... respiratory symptoms • Fever ... infection • Cough, fever ... • Isolated fever ... Fungal #Diagnosis #Management
Cryptogenic Organizing Pneumonia - Illness Script

PATHOPHYSIOLOGY: Unknown trigger, reversible inflammatory/fibroproliferative process. Polypoid fibroblastic aggregates that plug
/SYMPTOMS: • Acute ... Cough, dyspnea, fever ... steroids for severe disease ... #diagnosis #management ... #pulmonary