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

Caused by a Midbrain hemorrhage

Dr. Boby Varkey Maramattom
Convergence Retraction Nystagmus ... with a left 6th nerve ... #ocular #physicalexam ... clinical #video #neurology ... #ophthalmology
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
(Trochlear) Nerve ... One-and-a-half Syndrome ... #Localization #ophthalmology ... #neurology #differential ... #diagnosis #ocular
Blurry Vision - Differential Diagnosis Framework

Anatomical Approach to Eye Disease:
1. Lids/Lashes
2. Extraocular Muscles/Motility
3. Conjunctiva/Sclera
4. Cornea
5. Anterior
Optic Nerve/Pathway ... Ocular Adverse Effects ... Tumor • Optic nerve ... retinopathy • Central ... differential #diagnosis #ophthalmology
Vertical Nystagmus on Slit Lamp Ocular Examination

Often an indicator of a central lesion. This patient was
Vertical Nystagmus ... on Slit Lamp Ocular ... indicator of a central ... #PhysicalExam # ... #neurology #SlitLamp
Myelinated Retinal Nerve Fiber Layers (MRNF) on Fundoscopy Ocular Examination

Dr. Sebastian Vega @oftalmopo

#MRNF #Myelinated #Retinal #Nerve
Myelinated Retinal ... Nerve Fiber Layers ... #Nerve #Fibers ... #PhysicalExam #clinical ... #video #ophthalmology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
, C8 (radial) Finger ... • Finger Jerk ... Carpal Tunnel Syndrome ... Myotomes #diagnosis #neurology ... sensory #motor #arm #physicalexam
Myelinated retinal nerve fibers (MRNF) on Fundoscopy Ocular Examination

They are retinal nerve fibers prior to the
nerve fibers (MRNF ... on Fundoscopy Ocular ... In general they ... #MRNF #Ocular #PhysicalExam ... clinical #video #ophthalmology
Approach to an Eye Exam

1. History
2. Obvious Physical Trauma
3. Initial Assessment
  A. Visual Acuity
(CN 3, 4, 6) ... Retina B. ... Optic Nerve / Disc ... EyeExamination #Approach #Ophthalmology ... #PhysicalExam
Cover - Uncover Test Revealing CNVI Palsy

Here the Cover-Uncover test unmasks subtle right CN VI palsy.
focus on examiners finger ... #Abducens #Nerve ... clinical #video #neurology ... #ophthalmology ... #ocular #physicalexam
Ptosis - Differential Diagnosis Framework

Ptosis (Greek- to fall) Drooping of the upper eyelid that usually results
CN III palsy 2. ... junction, cranial nerve ... eyelid: • Third nerve ... #Ptosis #neurology ... Differential #Diagnosis #ophthalmology