1398 results
Pupillary Abnormalities  Overview
 - Unequal Pupils (anisocoria)
 - Tonic pupil (Adie's pupil)
 - OculomotorNerve (CN
Overview - Unequal Pupils ... anisocoria) - Tonic pupil ... (Adie's pupil) ... - Homer's Syndrome ... - Equal Pupils
Pupils: Localization in Coma
 • Small, Reactive pupils: Metabolic coma.
 • Unilateral Fixed, dilated pupil :
Pupils: Localization ... Small, Reactive pupils ... Fixed, dilated pupil ... • Pinpoint pupils ... • Horner's syndrome
Anisocoria Evaluation Flow Chart - Differential Diagnosis
1. Check pupillary reaction to light 
2. Measure pupil size.
Measure pupil size ... noted, re-measure pupil ... - Horner's Syndrome ... - Adie's Tonic Pupil ... Ophthalmology #Pupillary #Pupils
Isocoria - Pupillary Defects - Differential Diagnosis Algorithm
Relative Afferent Pupil Defect
 • Optic Neuritis
 • Ischemic
Relative Afferent Pupil ... Neuropathy Constricted Pupils ... Midbrain (Parinaud's Syndrome ... Isocoria #Pupillary #Pupils
Mydriasis and Miosis - Differential Diagnosis Framework

Causes of Mydriasis:
Dilated pupils (mydriasis) more than 7mm
 • Unilateral
Mydriasis: Dilated pupils ... , Adie's tonic pupil ... response, Serotonin syndrome ... : Constricted pupils ... Miosis: Horner's syndrome
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
Adie's Pupil What ... mildly dilated pupil ... Holmes-Adie Syndrome ... : • Adie's Pupil ... causes of tonic pupil
Adie's Pupil on Physical Exam

Adie's pupil is a neurological disorder characterized by a tonically dilated pupil
Adie's Pupil on ... Physical Exam Adie's pupil ... tonically dilated pupil ... Gupta #Adies #Pupil ... ophthalmology #neurology #syndrome
CN III Palsy - Oculomotor Nerve
 • Ptosis: Loss of innervation of the levator palpebrae superior.
comparison to Horner's syndrome ... oblique • Dilated Pupil ... innervation to pupil
Toxidromes: Serotonin Syndrome, Neuroleptic Malignant Syndrome, Anticholinergic Delirium - Venn Diagram

All: Hypertension, Tachycardia

Anticholinergic Delirium:
- dilated pupils,
Toxidromes: Serotonin Syndrome ... Neuroleptic Malignant Syndrome ... Delirium: - dilated pupils ... Neuroleptic Malignant Syndrome ... Serotonin Syndrome
Horner's Syndrome: Loss of sympathetic nervous system input to (in this case) right eye. 
Note that
Horner's Syndrome ... Note that right pupil ... Photo #Horners #Syndrome