62 results
Fever in Returning Travelers from Tropical Regions - Frequent Differential Diagnoses
Medical History:
 • Skin exposure to
Frequent Differential Diagnoses ... Cardinal Symptoms ... localizing signs ... or symptoms - Malaria ... #differential #diagnosis
Travel History - Clues to Infectious Disease Diagnosis in a Traveler 
 • Where did you
Disease Diagnosis ... rural → Geographic disease ... → Leptospirosis ... Rabies, cat scratch fever ... #differential #Diagnosis
Fever in Returning Traveler - ABCDE Mnemonic
A - Adventure - Where did the patient travel? 
B
Fever in Returning ... exposures to onset of symptoms ... Ill Contacts Infectious ... Diseases Fellows ... Mnemonic #history #diagnosis
Fever of Unknown Origin (FUO) - Further Workup

 • CNS symptoms? Get an LP and imaging
Fever of Unknown ... Workup • CNS symptoms ... thin smear • Signs ... values supporting hematologic ... UnknownOrigin #workup #diagnosis
Fever Patterns - Differential Diagnosis Framework

Continuous Fever:
Temp > 38°C with only 1 degree fluctuation in 24
Differential Diagnosis ... • Leptospirosis ... Brucellosis Faget's Sign ... • Malaria • Leptospirosis ... #Differential #Diagnosis
Biphasic Illness of Leptospirosis
Some patients do not progress to severe disease. Others, rapidly develop severe disease
brief interval symptom ... -14 days): • Fever ... dysfunction) • Pulmonary ... Biphasic #Phases #Diagnosis ... #Illness #Signs
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,
Etiologies Unusual Infections ... psittaci/avian, leptospirosis ... yersinia/rats, Q fever ... ) - Returning travelers ... NonResolving #Pneumonia #diagnosis
Sarcoidosis 
Non-caseating granulomas (Composed of T-helper & inflammatory cells) 
Clinical:
 • Disease fatal in 10% of
Clinical: • Disease ... Constitutional: Fever ... #Sarcoidosis #Diagnosis ... #Symptoms #Signs ... #Pulmonary
Fever After International Travel

Infectious Disease:
• Endemic in either the destination or home region

Viral Syndromes:
Arboviral infections, a
Travel Infectious ... : • Leptospirosis ... cases of malaria diagnosed ... and myalgias, symptoms ... culture; rapid diagnostic