12 results
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
• Light-near dissociaton ... ; • Usually unilateral ... 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 ... Babesiosis, Malaria, Leptospirosis ... • Non-Infectious ... #Temperature #Dissociation
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 ... OTHER CAUSES ... the most likely infection
Travel History - Clues to Infectious Disease Diagnosis in a Traveler 
 • Where did you
Clues to Infectious ... Geographic disease association ... → Leptospirosis ... Rabies, cat scratch fever ... Herpesvirus B infection
Proptosis - Differential Diagnosis - Unilateral vs Bilateral
Unilateral:
 • Infections (can become bilateral with cavernous sinus
: • Infections ... : • Infections ... • Diplopia • Fevers ... #Bilateral #Causes ... #ophthalmology
Fever Patterns - Differential Diagnosis Framework

Continuous Fever:
Temp > 38°C with only 1 degree fluctuation in 24
and bacterial infections ... Causes: • Still's ... • Leptospirosis ... Temperature Pulse Dissociation ... • Malaria • Leptospirosis
Differential Diagnosis for Vision Loss
Unilateral, Painful Vision Loss:
 • Corneal abrasion, Acute angle-closure glaucoma, Inflammation-iritis, uveitis,
Retro-orbital hematoma, Infection-including ... occlusion, Lens dislocation ... to eye, Trauma Bilateral ... differential #diagnosis #causes ... #ophthalmology
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 ... in those rare bilateral ... clinical #video #ophthalmology
Fever After International Travel

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

Viral Syndromes:
Arboviral infections, a
Travel Infectious ... , a common cause ... international travel ... : • Leptospirosis ... African tick typhus (caused