24 results
Convergence Retraction Nystagmus with a left 6th nerve palsy

Caused by a Midbrain hemorrhage

Dr. Boby Varkey Maramattom
Nystagmus with a left ... 6th nerve palsy ... Caused by a ... retraction #nystagmus #ocular ... #neurology #ophthalmology
Unilateral Fixed Dilated Pupil - Differential Diagnosis Framework
If Altered Mental Status - Consider Oculomotor (3rd cranial
Fixed Dilated Pupil ... - Differential ... Oculomotor (3rd cranial nerve ... no neurological cause ... diagnosis #neurology
Causes of Facial Weakness - Differential Diagnosis Algorithm
Forehead Sparing = Central cause
  - Most commonly
Weakness - Differential ... Diagnosis Algorithm ... (2% of facial nerve ... #Diagnosis #Algorithm ... #Causes #neurology
Marcus-Gunn Pupil - Pupillary dilation in response to light on the left eye and a preserved
Marcus-Gunn Pupil ... to light on the left ... #Pupillary #reflex ... #clinical #video ... #ocular #neurology
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
IV (Trochlear) Nerve ... Skew Deviation Casey ... ophthalmology #neurology ... #differential # ... diagnosis #ocular
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
Double Vision - Differential ... Diagnosis Algorithm ... • Neurologic ... large/unreactive pupil ... #Diagnosis #Algorithm
Chronic Vision Loss by Anatomic Location - Differential Diagnosis Algorithm
Cornea:
 • Keratoconus
 • Stromal Scaring
 •
Anatomic Location - Differential ... Diagnosis Algorithm ... - Obscure Red Reflex ... #Diagnosis #Algorithm ... #Causes #Ophthalmology
Adie’s Tonic Pupil on Physical Exam

A young female was referred in for a sudden onset anisocoria.
Her ocular exam ... vision in the left ... suggest oculomotor nerve ... anisocoria #clinical #video ... #physicalexam #neurology
Relative Afferent Pupillary Defect

This maneuver of intermittent light stimulus is called the alternating light test or
the pupillary reflex ... very sensitive diagnostic ... regarding the cause ... Pupillary #Defect #Neurology ... #Clinical #Video
Orbital Apex Syndrome secondary to Herpes Zoster Ophthalmicus (HZO)

This 81 yo male was referred to our
a non-reactive pupil ... acetate to help with ocular ... other potential causes ... HZO #clinical #video ... #physicalexam #neurology