36 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Conditions Erb's Palsy ... hand" ± Horner Syndrome ... Saturday night palsy ... Carpal Tunnel Syndrome ... Myotomes #diagnosis #neurology
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Medial Longitudinal ... One-and-a-half Syndrome ... Skew Deviation Casey ... ophthalmology #neurology ... #differential #
Left Wrist Drop - Radial Nerve Palsy on Physical Examination

Left hand drop due to compression of
Nerve Palsy on ... sleeping as in this case ... PhysicalExam #clinical #video ... #orthopedics #msk ... #sports #neurology
Unilateral Fixed Dilated Pupil - Differential Diagnosis Framework
If Altered Mental Status - Consider Oculomotor (3rd cranial
Dilated Pupil - Differential ... Framework If Altered Mental ... cranial nerve) Palsy ... no neurological cause ... #diagnosis #neurology
One and a Half Syndrome on Physical Exam

This 28 year old patient presented to clinic with
the follow up video ... formation) and MLF (medial ... MRI was ordered ... diagnosed with MS ... ophthalmology #neurology
Wall-eyed bilateral inter nuclear ophthalmoplegia (WEBINO) Syndrome

In this specific case, the lesion is bilaterally in the
ophthalmoplegia (WEBINO) Syndrome ... this specific case ... bilaterally in the medial ... ophthalmoplegia #WEBINO #Neurology ... #Clinical #Video
Froment’s Test for Ulnar Nerve Palsy

This tests for pinch grip weakness caused by ulnar nerve palsy,
for Ulnar Nerve Palsy ... grip weakness caused ... #clinical #video ... #neurology #physicalexam ... #msk #orthopedics
Causes of Excessive Daytime Sleepiness - Differential Diagnosis Algorithm
Insufficient Sleep
 • Poor Sleep Hygiene
 • Insomnia
Causes of Excessive ... Restless Legs Syndrome ... Medical/Psychiatric ... Disorders • Neurologic ... Parkinson's, MS)
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
Holmes-Adie Syndrome ... Young females Differential ... Diagnosis: • CN Ill Palsy ... dissociation • Other causes ... #PhysicalExam #neurology
BEE Syndromes - Non-inflammatory Causes

Immune-mediated conditions affecting the Brain, Eye, and Ear

Visual or auditory symptoms in
Non-inflammatory Causes ... neuropathy (LHON) plus MRI ... consistent with MS ... #neurology #noninflammatory ... #differential #