13 results
Anisocoria Evaluation Flow Chart - Differential Diagnosis
1. Check pupillary reaction to light 
2. Measure pupil size.
- Differential Diagnosis ... - Horner's Syndrome ... - CN III Palsy ... #Differential #Diagnosis ... #Ophthalmology
Anisocoria - Pupillary Defects - Differential Diagnosis Algorithm

Physiological - Simple Anisocoria ( <O.5mm)
 - Anisocoria equal
- Differential Diagnosis ... Fascicle (Other CN ... #Differential #Diagnosis ... #Algorithm #Causes ... #Ophthalmology
Pupillary Abnormalities  Overview
 - Unequal Pupils (anisocoria)
 - Tonic pupil (Adie's pupil)
 - OculomotorNerve (CN
Unequal Pupils (anisocoria ... OculomotorNerve (CN ... - Homer's Syndrome ... #Diagnosis #Ophthalmology ... Differential #Types #Anisocoria
Takotsubo Cardiomyopathy - Right Ventricular Involvement 

In up to 1/4 of cases of stress cardiomyopathy (takotsubo),
Takotsubo Cardiomyopathy ... In up to 1/4 of cases ... #BrokenHeart #Syndrome ... #Echocardiogram ... A4C #Clinical #POCUS
Isocoria - Pupillary Defects - Differential Diagnosis Algorithm
Relative Afferent Pupil Defect
 • Optic Neuritis
 • Ischemic
- Differential Diagnosis ... Midbrain (Parinaud's Syndrome ... #Differential #Diagnosis ... #Algorithm #Causes ... #Ophthalmology
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
Holmes-Adie Syndrome ... females Differential Diagnosis ... dissociation • Other causes ... • Physiologic Anisocoria ... PhysicalExam #neurology #ophthalmology
Differential diagnoses for the neuro-ophthalmologic finding of diplopia.
Neoplastic: 
 • Intraorbital meningioma 
 • Pituitary adenoma
Differential diagnoses ... for the neuro-ophthalmologic ... Miller-Fisher syndrome ... #Differential #Diagnosis ... #Causes #Ophthalmology
Horner's Syndrome on Physical Exam

A 75yoF was referred in for facial swelling and eyelid changes 1
Horner's Syndrome ... consistent with a diagnosis ... experience, the cause ... clinical #video #ophthalmology ... physicalexam #neurology #Anisocoria
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Nerve Palsy • CN ... One-and-a-half Syndrome ... Skew Deviation Casey ... #Localization #ophthalmology ... #differential #diagnosis
Mydriasis and Miosis - Differential Diagnosis Framework

Causes of Mydriasis:
Dilated pupils (mydriasis) more than 7mm
 • Unilateral
- Differential Diagnosis ... Unilateral Mydriasis: CN ... Miosis: Horner's syndrome ... #differential #diagnosis ... #ophthalmology