61 results
Faget Sign - Pulse-Temperature Dissociation
Causes of Relative Bradycardia
 • Infectious Causes: Legionella, Psittacosis, Q fever, Typhoid
Dissociation Causes ... • Infectious Causes ... Babesiosis, Malaria, Leptospirosis ... Beta-blockers, CNS ... #bradycardia #differential
Causes of Relative Bradycardia - Note the propensity for intracellular organisms.
Infectious: 
Legionella, Psittacosis, Q fever, Typhoid
Causes of Relative ... Babesiosis, Malaria, Leptospirosis ... : ß-blockers, CNS ... #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 ... Beta Blockers • CNS ... help hone your differential ... Dissociation #diagnosis #differential ... #causes
Alice in Wonderland Syndrome
What? Metamorphophsia - Distortions of the visual perceptions with changes in size (micro
changes in size (micro ... • CNS: parietal ... (Many causes!) ... Syndrome #diagnosis #neurology ... #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
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
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
Causes of Hyperpyrexia (Temp > 106.7° F) - Differential Diagnosis
 • Heat Stroke
 • Drug-induced: Amphetamines,
Causes of Hyperpyrexia ... > 106.7° F) - Differential ... Thyrotoxicosis • CNS ... #Diagnosis #Causes ... #high #fever
Major Brain Complications of Endocarditis
Abscess:
 • May be macro or micro and occur at site of
Abscess: • May be macro ... or micro and occur ... and recurrent fevers ... Ischemic stroke caused ... #neurological #neurology