8 results
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
palsyMedial ... Skew Deviation Casey ... #Localization #ophthalmology ... #differential #diagnosis ... #ocular
Left Wrist Drop - Radial Nerve Palsy on Physical Examination

Left hand drop due to compression of
Left Wrist Drop - Radial ... Nerve Palsy on ... compression of the radial ... #Wrist #Drop #Radial ... #Nerve #Palsy #
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Extension C6, C7, C8 (radial ... Extension - C7, C8 (radial ... Extension - C7, C8 (radial ... damage to the radial ... nerve in the radial
Synkinetic Wrist Extension Maneuver demonstrating Radial Nerve Palsy as cause for Wrist Drop

Up up, down down.
demonstrating Radial ... Nerve Palsy as ... distinguished from lower radial ... and pronation- Radial ... Extension #Maneuver #Radial
One and a Half Syndrome on Physical Exam

This 28 year old patient presented to clinic with
the follow up video ... (no horizontal movement ... The most common causes ... the hospital, diagnosed ... #ophthalmology
Mastoiditis: Pathogenesis and clinical findings

Acute or Chronic Otitis Media -> 
Stage 1: Hyperemeia of the mastoid
• Through aditus ... temporal bone): facial ... nerve palsy • ... hearing loss, nausea ... signs #symptoms #diagnosis
Adie’s Tonic Pupil on Physical Exam

A young female was referred in for a sudden onset anisocoria.
Her ocular exam ... suggest oculomotor nerve ... palsy. ... anisocoria #clinical #video ... #ophthalmology
Downbeat Nystagmus on Physical Exam

65 year old female with new walking difficulty and dizziness. Why downbeat
causes downbeat ... 'fast' movements ... look for intra-axial ... PhysicalExam #clinical #video ... #ocular #ophthalmology