185 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
, Rat-bite fever ... #infections #leptospirosis ... infectiousdisease #fever ... #differential ... #diagnosis #management
Faget Sign - Pulse-Temperature Dissociation
Causes of Relative Bradycardia
 • Infectious Causes: Legionella, Psittacosis, Q fever, Typhoid
, Typhoid fever, ... Babesiosis, Malaria, Leptospirosis ... , Yellow fever, ... #bradycardia #differential ... #diagnosis #causes
Fever in Returning Travelers from Tropical Regions - Frequent Differential Diagnoses
Medical History:
 • Skin exposure to
Regions - Frequent Differential ... Diagnoses Medical ... melioidosis, typhoid, pulmonary ... eosinophilia - Tropical pulmonary ... #diagnosis #tropical
Causes of Relative Bradycardia - Note the propensity for intracellular organisms.
Infectious: 
Legionella, Psittacosis, Q fever, Typhoid
, Typhoid fever, ... Babesiosis, Malaria, Leptospirosis ... , Yellow fever, ... bradycardia #Causes #differential ... #diagnosis #infectiousdiseases
Faget's Sign & Liebermeister's Rule
Pulse-Temperature Dissociation
EVERY 1 F RISE IN TEMPERATURE -> HR INCREASES 8-10 BPM
INFECTIOUS
• Malaria • Leptospirosis ... CLINICAL UTILITY ... help hone your differential ... #Dissociation #diagnosis ... #differential #
Leptospirosis
Pathogen: Leptospira (interrogans, kirschneri, noguchii)
Risk Factors:
 • Occupational exposure - Farmers, ranchers, trappers, veterinarians
 • Recreational
Leptospirosis Pathogen ... failure • Severe pulmonary ... Epidemiologic exposure + clinical ... #Leptospira #microbiology ... #diagnosis #treatment
Fever Patterns - Differential Diagnosis Framework

Continuous Fever:
Temp > 38°C with only 1 degree fluctuation in 24
Differential Diagnosis ... • Leptospirosis ... • Malaria • Leptospirosis ... #Patterns #Differential ... #Diagnosis #intermittent
Lung Abscess
Microbiology:
 • Polymicrobial 
 • Anaerobes (most common) 
Clinical: 
 • Indolent symptoms that evolve
Lung Abscess Microbiology ... most common) Clinical ... to rnonths • Fever ... Lung #Abscess #Diagnosis ... #Pulmonary #Clinical
Non-Resolving Pneumonias: Etiologies
Unusual Infections:
 - Immunocompromised patients (e.g.: Mycobacterium, Aspergillosis, Nocardia)
 - Endemic Fungi (e.g.: Histoplasmosis,
psittaci/avian, leptospirosis ... yersinia/rats, Q fever ... Others: - Pulmonary ... NonResolving #Pneumonia #diagnosis ... #pulmonary #differential
Differential Diagnosis - Noninfectious Causes of Fever

CRITICAL DIAGNOSES:
 - Acute myocardial infarction
 - Pulmonary embolism or
Differential Diagnosis ... CRITICAL DIAGNOSES ... infarction - Pulmonary ... Transfusion reaction - Pulmonary ... Noninfectious #Causes #Differential