15 results
Proptosis - Differential Diagnosis - Unilateral vs Bilateral
Unilateral:
 • Infections (can become bilateral with cavernous sinus
Proptosis - Differential ... Red Flags: • Diplopia ... #Proptosis #Differential ... #Bilateral #Causes ... #ophthalmology
Bilateral Abducens Nerve Palsy (CNVI)

#Bilateral #Abducens #Nerve #Palsy #CNVI #CN6 #clinical #video #neurology #ophthalmology #physicalexam
Bilateral Abducens ... #Abducens #Nerve ... #Palsy #CNVI #CN6 ... video #neurology #ophthalmology ... #physicalexam
Bilateral CN6 Palsy

Subtle bilateral abducens nerve palsy in a patient found to have IIH.

@anterior_seg_rocks

#Abducens #CN6 #CNVI
Bilateral CN6 Palsy ... Subtle bilateral ... abducens nerve ... clinical #video #physicalexam ... #ophthalmology
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Nerve Palsy • CN ... VI (Abducens) Nerve ... Skew Deviation Casey ... #Localization #ophthalmology ... #neurology #differential
Differential diagnoses for the neuro-ophthalmologic finding of diplopia.
Neoplastic: 
 • Intraorbital meningioma 
 • Pituitary adenoma
Differential diagnoses ... for the neuro-ophthalmologic ... finding of diplopia ... Diagnosis #Causes ... #Ophthalmology
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
Vision - Differential ... a mass as the cause ... #DoubleVision #Differential ... Diagnosis #Algorithm #Causes ... #Ophthalmology
Mydriasis and Miosis - Differential Diagnosis Framework

Causes of Mydriasis:
Dilated pupils (mydriasis) more than 7mm
 • Unilateral
Mydriasis and Miosis - Differential ... Mydriasis: CN Ill ... Mydriasis • Bilateral ... , uveitis) • Bilateral ... #diagnosis #ophthalmology
Left Abducens Spasm on Physical Exam

A 50 yr male with left facial spasm and diplopia, with
Left Abducens Spasm ... facial spasm and diplopia ... #Spasm #CNVI #CN6 ... #PhysicalExam # ... clinical #ocular #ophthalmology
Traumatic Lateral Rectus Palsy on Ocular Examination

Impaired left lateral eye movement with left gaze after MVA.
Traumatic Lateral ... Rectus #Palsy #Abducens ... #CNVI #CN6 #Ocular ... #physicalexam # ... video #neurology #ophthalmology
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
Young females Differential ... Diagnosis: • CN ... dissociation • Other causes ... #Adies #Pupil #PhysicalExam ... #neurology #ophthalmology