57 results
Faget Sign - Pulse-Temperature Dissociation
Causes of Relative Bradycardia
 • Infectious Causes: Legionella, Psittacosis, Q fever, Typhoid
Dissociation Causes ... • Infectious Causes ... Babesiosis, Malaria, Leptospirosis ... Non-Infectious Causes ... #bradycardia #differential
Causes of Relative Bradycardia - Note the propensity for intracellular organisms.
Infectious: 
Legionella, Psittacosis, Q fever, Typhoid
Causes of Relative ... , Typhoid fever, ... Babesiosis, Malaria, Leptospirosis ... #bradycardia #Causes ... #differential #
Faget's Sign & Liebermeister's Rule
Pulse-Temperature Dissociation
EVERY 1 F RISE IN TEMPERATURE -> HR INCREASES 8-10 BPM
INFECTIOUS
• Malaria • Leptospirosis ... OTHER CAUSES ... help hone your differential ... Dissociation #diagnosis #differential ... #causes
Fever in Returning Travelers from Tropical Regions - Frequent Differential Diagnoses
Medical History:
 • Skin exposure to
Regions - Frequent Differential ... Diagnoses Medical History ... , leptospirosis, ... infection • Abdominal ... Returning #Traveler #differential
Fever in the Returning Traveler - History
Exposure History:
 • Street foods / Local water: entenc fever,
Traveler - History ... Exposure History ... schistosomiasis, leptospirosis ... Returning #Traveler #History ... #diagnosis #differential
Fever Patterns - Differential Diagnosis Framework

Continuous Fever:
Temp > 38°C with only 1 degree fluctuation in 24
Differential Diagnosis ... Non-Infectious Causes ... • Leptospirosis ... • Malaria • Leptospirosis ... #Patterns #Differential
Biphasic Illness of Leptospirosis
Some patients do not progress to severe disease. Others, rapidly develop severe disease
Biphasic Illness of Leptospirosis ... -14 days): • Fever ... rash • Others: nausea ... , vomiting, abdominal ... Questions @WuidQ #Leptospirosis
Causes of Acute Pediatric Cough - Differential Diagnosis Algorithm
No Fever, No Tachypnea
 - Normal Chest Auscultation
Causes of Acute ... Pediatric Cough - Differential ... Algorithm No Fever ... Symptoms • History ... Fever, Tachypnea
Chronic Abdominal Pain Causes - Differential Diagnosis Framework

Many patients with chronic abdominal pain have had prior
Pain Causes - Differential ... diagnosis after history ... Red Flags: • Fever ... symptoms • Family history ... #Differential #
Differential Diagnosis for Generalized Lymphadenopathy

Viral
• HIV 
• EBV 
• CMV 
• HBV 
• Dengue 
• Rubella
Differential Diagnosis ... Syphilis • Lyme • Leptospirosis ... Fungal • Histo ... Lymphadenopathy #Differential ... #Diagnosis #Causes