51 results
Travel History - Clues to Infectious Disease Diagnosis in a Traveler 
 • Where did you
Clues to Infectious ... Disease Diagnosis ... Geographic disease association ... → Leptospirosis ... #differential #Diagnosis
Faget Sign - Pulse-Temperature Dissociation
Causes of Relative Bradycardia
 • Infectious Causes: Legionella, Psittacosis, Q fever, Typhoid
Pulse-Temperature Dissociation ... Bradycardia • Infectious ... Babesiosis, Malaria, Leptospirosis ... fever • Non-Infectious ... #differential #diagnosis
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 ... • Malaria • Leptospirosis ... • Fever OTHER CAUSES ... the most likely infection ... #diagnosis #differential
Fever in Returning Travelers from Tropical Regions - Frequent Differential Diagnoses
Medical History:
 • Skin exposure to
Fever in Returning Travelers ... Frequent Differential Diagnoses ... Fever #Returning #Traveler ... #differential #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 ... #History #diagnosis
Causes of Relative Bradycardia - Note the propensity for intracellular organisms.
Infectious: 
Legionella, Psittacosis, Q fever, Typhoid
Causes of Relative ... Infectious: Legionella ... Babesiosis, Malaria, Leptospirosis ... #bradycardia #Causes ... #differential #diagnosis
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
• Light-near dissociaton ... females Differential Diagnosis ... no light-near dissociation ... • Other causes ... PhysicalExam #neurology #ophthalmology
Hypereosinophilia Different Diagnosis and Workup
Secondary causes are broad so start with a med review, the most
Hypereosinophilia Different Diagnosis ... Workup Secondary causes ... the most common cause ... the US, helminth infections ... remember that travel
Uveitis - Definition, Causes and SUN Classification

Inflammation of the iris, ciliary body, vitreous, retina and/or choroid
Incidence
- Definition, Causes ... retinal ischemia Causes ... multiple sclerosis Infectious ... #Differential #Diagnosis ... #Ophthalmology
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 ... NonResolving #Pneumonia #diagnosis