87 results
Travel History - Clues to Infectious Disease Diagnosis in a Traveler 
 • Where did you
Travel History - ... Clues to Infectious ... → Leptospirosis ... Herpesvirus B infection ... InfectiousDiseases #Infections
Fever in Returning Travelers from Tropical Regions - Frequent Differential Diagnoses
Medical History:
 • Skin exposure to
Fever in Returning Travelers ... Schistosomiasis, leptospirosis ... , leptospirosis ... Fever #Returning #Traveler ... diagnosis #tropical #travel
Fever in the Returning Traveler - History
Exposure History:
 • Street foods / Local water: entenc fever,
the Returning Traveler ... entenc fever, travellers ... tattoos, piercings, injections ... schistosomiasis, leptospirosis ... days: malaria, travellers
Non-Resolving Pneumonias: Etiologies
Unusual Infections:
 - Immunocompromised patients (e.g.: Mycobacterium, Aspergillosis, Nocardia)
 - Endemic Fungi (e.g.: Histoplasmosis,
Etiologies Unusual Infections ... psittaci/avian, leptospirosis ... ) - Returning travelers ... polyangiitis, microscopic
Faget Sign - Pulse-Temperature Dissociation
Causes of Relative Bradycardia
 • Infectious Causes: Legionella, Psittacosis, Q fever, Typhoid
Dissociation Causes ... Bradycardia • Infectious ... Causes: Legionella ... Babesiosis, Malaria, Leptospirosis ... fever • Non-Infectious
Faget's Sign & Liebermeister's Rule
Pulse-Temperature Dissociation
EVERY 1 F RISE IN TEMPERATURE -> HR INCREASES 8-10 BPM
INFECTIOUS
INCREASES 8-10 BPM INFECTIOUS ... CAUSES • Legionella ... • Malaria • Leptospirosis ... • Fever OTHER CAUSES ... the most likely infection
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
urine sediment Microscopic ... urine sediment by microscopy ... deposits - Post-infectious ... microscopic and ... Hematuria: • Infection
Causes of Relative Bradycardia - Note the propensity for intracellular organisms.
Infectious: 
Legionella, Psittacosis, Q fever, Typhoid
Causes of Relative ... Infectious: Legionella ... Babesiosis, Malaria, Leptospirosis ... spotted fever, Non-infectious ... #bradycardia #Causes
IDSA Recommendations for Preventing and Treating Bacterial Enteric Infections in HIV-AIDS
Preventing Bacterial Enteric Illness:
 • Antimicrobial
Bacterial Enteric Infections ... • In rare cases ... the region of travel ... Clostridium difficile Infection ... opportunistic #infections
Leptospirosis
Pathogen: Leptospira (interrogans, kirschneri, noguchii)
Risk Factors:
 • Occupational exposure - Farmers, ranchers, trappers, veterinarians
 • Recreational
Leptospirosis Pathogen ... non-productive cough, nausea ... manifestations • MAT microscopic ... TheIDtrivia #Leptospirosis