15 results
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
Adie's Pupil What ... • Light-near dissociaton ... no light-near dissociation ... • Other causes ... PhysicalExam #neurology #ophthalmology
Adie's Pupil on Physical Exam

Adie's pupil is a neurological disorder characterized by a tonically dilated pupil
i.e., light-near dissociation ... It is caused by ... viral or bacterial infection ... which causes inflammation ... clinical #video #ophthalmology
Faget Sign - Pulse-Temperature Dissociation
Causes of Relative Bradycardia
 • Infectious Causes: Legionella, Psittacosis, Q fever, Typhoid
Pulse-Temperature Dissociation ... Bradycardia • ... Infectious Causes ... Babesiosis, Malaria, Leptospirosis ... fever • Non-Infectious
Travel History - Clues to Infectious Disease Diagnosis in a Traveler 
 • Where did you
Clues to Infectious ... Geographic disease association ... → Leptospirosis ... Herpesvirus B infection ... InfectiousDiseases #Infections
Faget's Sign & Liebermeister's Rule
Pulse-Temperature Dissociation
EVERY 1 F RISE IN TEMPERATURE -> HR INCREASES 8-10 BPM
INFECTIOUS
Pulse-Temperature Dissociation ... INCREASES 8-10 BPM INFECTIOUS ... • Malaria • Leptospirosis ... the most likely infection ... #differential #causes
Causes of Relative Bradycardia - Note the propensity for intracellular organisms.
Infectious: 
Legionella, Psittacosis, Q fever, Typhoid
Causes of Relative ... Bradycardia - Note ... Infectious: Legionella ... Babesiosis, Malaria, Leptospirosis ... #Causes #differential
Bradycardia - Differential Diagnosis Framework

BRADI Mnemonic
 • BRASH/Hyperkalemia
 • Reduced oxygen/Glucose/Temp
 • ACS
 • Drugs
 •
Drugs • ICP / Infections ... Cimetidine Infections ... Babesiosis • Leptospirosis ... Spondylarthropathies Other causes ... differential #diagnosis #causes
Fever Patterns - Differential Diagnosis Framework

Continuous Fever:
Temp > 38°C with only 1 degree fluctuation in 24
Causes: • Still's ... Dengue fever • Leptospirosis ... Temperature Pulse Dissociation ... with Relative Bradycardia ... • Malaria • Leptospirosis
Adie’s Tonic Pupil on Physical Exam

A young female was referred in for a sudden onset anisocoria.
Adie’s Tonic Pupil ... Adie’s tonic pupil ... with light near dissociation ... anterior_seg_rocks #Adies ... clinical #video #ophthalmology
Fever After International Travel

Infectious Disease:
• Endemic in either the destination or home region

Viral Syndromes:
Arboviral infections, a
International Travel ... , a common cause ... international travel ... : • Leptospirosis ... Life-Threatening Causes