83 results
Fever in Returning Travelers from Tropical Regions - Frequent Differential Diagnoses
Medical History:
 • Skin exposure to
Travelers from ... Frequent Differential Diagnoses ... without localizing signs ... melioidosis, typhoid, pulmonary ... #differential #diagnosis
Faget Sign - Pulse-Temperature Dissociation
Causes of Relative Bradycardia
 • Infectious Causes: Legionella, Psittacosis, Q fever, Typhoid
Faget Sign - Pulse-Temperature ... Babesiosis, Malaria, Leptospirosis ... 30048576/ #Faget #Sign ... #differential #diagnosis ... #causes
Fever of Unknown Origin (FUO) - Further Workup

 • CNS symptoms? Get an LP and imaging
Fever of Unknown ... Refer to your ‘Fever ... thin smear • Signs ... values supporting hematologic ... UnknownOrigin #workup #diagnosis
Faget's Sign & Liebermeister's Rule
Pulse-Temperature Dissociation
EVERY 1 F RISE IN TEMPERATURE -> HR INCREASES 8-10 BPM
INFECTIOUS
Faget's Sign & Liebermeister's ... BPM INFECTIOUS CAUSES ... • Malaria • Leptospirosis ... #Fagets #Sign #Pulse ... #Dissociation #diagnosis
Travel History - Clues to Infectious Disease Diagnosis in a Traveler 
 • Where did you
Clues to Infectious ... Disease Diagnosis ... → Leptospirosis ... Rabies, cat scratch fever ... #differential #Diagnosis
Biphasic Illness of Leptospirosis
Some patients do not progress to severe disease. Others, rapidly develop severe disease
-14 days): • Fever ... rash • Others: nausea ... dysfunction) • Pulmonary ... Biphasic #Phases #Diagnosis ... #Illness #Signs
Differential Diagnosis - Noninfectious Causes of Fever

CRITICAL DIAGNOSES:
 - Acute myocardial infarction
 - Pulmonary embolism or
Noninfectious Causes ... infarction - Pulmonary ... Neuroleptic malignant syndrome ... Postmyocardiotomy syndrome ... #Causes #Differential
Pulmonary Renal Syndromes and Mimics - Differential Diagnosis Framework
Diffuse alveolar hemorrhage + rapidly progressive glomerulonephritis
90%:
 -
Pulmonary Renal ... - Differential Diagnosis ... other hemorrhagic fevers ... , Leptospirosis, ... #Differential #Diagnosis
Non-Resolving Pneumonias: Etiologies
Unusual Infections:
 - Immunocompromised patients (e.g.: Mycobacterium, Aspergillosis, Nocardia)
 - Endemic Fungi (e.g.: Histoplasmosis,
psittaci/avian, leptospirosis ... yersinia/rats, Q fever ... ) - Returning travelers ... Others: - Pulmonary ... NonResolving #Pneumonia #diagnosis
Fever Patterns - Differential Diagnosis Framework

Continuous Fever:
Temp > 38°C with only 1 degree fluctuation in 24
Differential Diagnosis ... Non-Infectious Causes ... • Leptospirosis ... Brucellosis Faget's Sign ... #Differential #Diagnosis