58 results
Faget Sign - Pulse-Temperature Dissociation
Causes of Relative Bradycardia
 • Infectious Causes: Legionella, Psittacosis, Q fever, Typhoid
Dissociation Causes ... • Infectious Causes ... Babesiosis, Malaria, Leptospirosis ... #differential #diagnosis ... #causes
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 #diagnosis
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 ... #Dissociation #diagnosis ... #differential #causes
Fever in Returning Travelers from Tropical Regions - Frequent Differential Diagnoses
Medical History:
 • Skin exposure to
Frequent Differential Diagnoses ... , leptospirosis, ... melioidosis, typhoid, pulmonary ... eosinophilia - Tropical pulmonary ... #differential #diagnosis
Leptospirosis
Pathogen: Leptospira (interrogans, kirschneri, noguchii)
Risk Factors:
 • Occupational exposure - Farmers, ranchers, trappers, veterinarians
 • Recreational
Leptospirosis Pathogen ... non-productive cough, nausea ... failure • Severe pulmonary ... #Leptospira #microbiology ... #diagnosis #treatment
Eosinophilic meningitis
#eosinophilicmeningitis #eosmeningitis #angiostrongylus #baylisascaris #gnathostoma #raccoon #snail

By Dr. Sara Dong @swinndong via Febrile [febrilepodcast.com
#Infections #Microbiology ... #Micro #Differential ... #Ddx #Diagnosis ... 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 ... #Ddx #Diagnosis
Blood culture contaminants
Grouped by gram negative vs gram positive vs other as well as never/maybe/probably
Some additional
other as well as never ... #Infections #Microbiology ... #Micro #Differential ... #Ddx #Diagnosis
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 ... dysfunction) • Pulmonary ... Biphasic #Phases #Diagnosis
Differential Diagnosis - Noninfectious Causes of Fever

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