146 results
Rodent-associated Bacterial infections: Leptospirosis, Rat-bite fever, Tularemia, Plague 

#rodent
#infections
#leptospirosis
#tularemia
#ratbitefever
#plague
#rats
#infectiousdisease
#fever
#differential
#diagnosis
#management
#treatment
#table
: Leptospirosis, ... Rat-bite fever, ... #leptospirosis ... differential #diagnosis ... #management #treatment
Faget Sign - Pulse-Temperature Dissociation
Causes of Relative Bradycardia
 • Infectious Causes: Legionella, Psittacosis, Q fever, Typhoid
Bradycardia • Infectious ... Babesiosis, Malaria, Leptospirosis ... • Non-Infectious ... #differential #diagnosis ... #causes
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 ... CLINICAL UTILITY ... the most likely infection ... #Dissociation #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 ... , Non-infectious ... #differential #diagnosis
Fever Patterns - Differential Diagnosis Framework

Continuous Fever:
Temp > 38°C with only 1 degree fluctuation in 24
Differential Diagnosis ... Causes: • Still's ... • Leptospirosis ... • Malaria • Leptospirosis ... #Differential #Diagnosis
Leptospirosis
Pathogen: Leptospira (interrogans, kirschneri, noguchii)
Risk Factors:
 • Occupational exposure - Farmers, ranchers, trappers, veterinarians
 • Recreational
Leptospirosis Pathogen ... non-productive cough, nausea ... Epidemiologic exposure + clinical ... #Leptospira #microbiology ... #diagnosis #treatment
Hantavirus
Pathogen: Hantavirus - Rodents are the primary reservoir
Transmission:
 • Shed in the urine, feces, saliva of
common route of infection ... • Prodrome: fever ... +/- diarrhea Diagnosis ... #management #treatment ... #microbiology #
Causes of Antibiotic Failure - Differential Diagnosis Framework
Diagnosis:
 • Non-Infectious: Malignant, Autoimmune, Drug-related (NMS, serotonin syndrome,
Causes of Antibiotic ... Framework Diagnosis ... Immunocompromise Treatment ... • Secondary to Treatment ... SJS, DIHS, drug fever
Bradycardia - Differential Diagnosis Framework

BRADI Mnemonic
 • BRASH/Hyperkalemia
 • Reduced oxygen/Glucose/Temp
 • ACS
 • Drugs
 •
- Differential Diagnosis ... Drugs • ICP / Infections ... Cimetidine Infections ... Babesiosis • Leptospirosis ... #causes #cardiology
Anaplasma Infection - Anaplasma phagocytophilum
Pathophysiology: 
 • Obligate, intracellular bacteria
 • Transmitted via blacklegged tick —
Anaplasma Infection ... after bite • Fever ... ), cough (30% cases ... #Anaplasma #Infection ... #diagnosis #microbiology