10 results
Pupillary Abnormalities  Overview
 - Unequal Pupils (anisocoria)
 - Tonic pupil (Adie's pupil)
 - OculomotorNerve (CN
- Tonic pupil (Adie's ... light indicate Argyll ... #Diagnosis #Ophthalmology ... Abnormalities #Differential ... Adies #Horners #ArgyllRobertson
Anisocoria Evaluation Flow Chart - Differential Diagnosis
1. Check pupillary reaction to light 
2. Measure pupil size.
Measure pupil size ... noted, re-measure pupil ... Dilatation - Adie's Tonic ... Pupil - Traumatic ... #Pupillary #Pupils
Anisocoria - Pupillary Defects - Differential Diagnosis Algorithm

Physiological - Simple Anisocoria ( <O.5mm)
 - Anisocoria equal
- 10% cocaine: pupils ... pilocarpine • Tonic ... (Adie's) Pupil ... #Pupillary #Pupils ... Algorithm #Causes #Ophthalmology
Argyll Robertson (AR) Pupils - “Accommodate but do no React” 

- Pupils constrict on a near
(AR) Pupils - “ ... no React” - Pupils ... “Prostitute’s Pupil ... React #Prostitute #ophthalmology ... #Diagnosis #Neurology
Isocoria - Pupillary Defects - Differential Diagnosis Algorithm
Relative Afferent Pupil Defect
 • Optic Neuritis
 • Ischemic
Relative Afferent Pupil ... Neuropathy Constricted Pupils ... Syphilis (light-near ... #Pupillary #Pupils ... Algorithm #Causes #Ophthalmology
Argyll Robertson Pupil
Definition:
 - Irregular and small (1-2mm) pupil
 - Light-near dissociation (accommodation remains intact)
 -
Pupil Definition ... small (1-2mm) pupil ... #Robertson #Pupil ... #neurology #diagnosis ... #ophthalmology
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
Adie's Pupil What ... mildly dilated pupil ... Other causes of tonic ... pupil (trauma/orbital ... #ophthalmology
Mydriasis and Miosis - Differential Diagnosis Framework

Causes of Mydriasis:
Dilated pupils (mydriasis) more than 7mm
 • Unilateral
Mydriasis: Dilated pupils ... glaucoma, Adie's tonic ... pupil, Migraine ... : Constricted pupils ... Robertson pupils
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 ... , the affected pupil ... Failure of the pupil ... #Pupil #anisocoria
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
consciousness Differential ... Cough reflex Pupils ... : • Anisocoria ... If ok with ICU team ... #PhysicalExam #neurology