67 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
Causes of Erythema Nodosum - Mnemonic

NO cause found in 60% of cases
Drugs (antibiotics e.g., sulfonamides, amoxicillin)
Oral
Mnemonic NO cause ... Sarcoidosis or Lofgren's syndrome ... Crohns, Bechet's Micro ... Nodosum #Mnemonic #Causes ... #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
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
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
Bradycardia - Differential Diagnosis Framework

BRADI Mnemonic
 • BRASH/Hyperkalemia
 • Reduced oxygen/Glucose/Temp
 • ACS
 • Drugs
 •
Bradycardia - Differential ... Babesiosis • Leptospirosis ... Spondylarthropathies Other causes ... #Bradycardia #differential ... #diagnosis #causes
Pulmonary Renal Syndromes and Mimics - Differential Diagnosis Framework
Diffuse alveolar hemorrhage + rapidly progressive glomerulonephritis
90%:
 -
Pulmonary Renal Syndromes ... and Mimics - Differential ... other hemorrhagic fevers ... , Leptospirosis, ... #Mimics #Differential