40 results
Blood culture contaminants
Grouped by gram negative vs gram positive vs other as well as never/maybe/probably
Some additional
Blood culture contaminants ... other as well as never ... #Infections #Microbiology ... #Micro #Differential ... #contaminants
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
BPM INFECTIOUS CAUSES ... • Malaria • Leptospirosis ... OTHER CAUSES ... help hone your differential ... Dissociation #diagnosis #differential
Fever in Returning Travelers from Tropical Regions - Frequent Differential Diagnoses
Medical History:
 • Skin exposure to
Regions - Frequent Differential ... , leptospirosis, ... melioidosis, typhoid, pulmonary ... eosinophilia - Tropical pulmonary ... Returning #Traveler #differential
Eosinophilic meningitis
#eosinophilicmeningitis #eosmeningitis #angiostrongylus #baylisascaris #gnathostoma #raccoon #snail

By Dr. Sara Dong @swinndong via Febrile [febrilepodcast.com
#Infections #Microbiology ... #Micro #Differential ... eosinophilia #eosinophil #fever
#tachenoir #eschar #fever #Rash #rickettsia #rickettsial #parkeri #akari #africae #conorii #orientia #tsutsugamushi #tick #mite 
By Dr.
tachenoir #eschar #fever ... #Infections #Microbiology ... #Micro #Differential
Guide to Interpretation of Positive Blood Cultures

I arrange the potential Gram stain results that one can
call from the micro ... Fewer positive cultures ... reason to go to micro ... shaped GPR, these clues ... Interpretation #Laboratory #Microbiology
Leptospirosis
Pathogen: Leptospira (interrogans, kirschneri, noguchii)
Risk Factors:
 • Occupational exposure - Farmers, ranchers, trappers, veterinarians
 • Recreational
Leptospirosis Pathogen ... non-productive cough, nausea ... failure • Severe pulmonary ... TheIDtrivia #Leptospirosis ... #Leptospira #microbiology
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