13 results
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
palsyMedial ... Iniury • One-and-a-half ... Syndrome • Cavernous ... #Localization #ophthalmology ... #neurology #differential
Median Nerve Anatomy and Function
The Median nerve is the nerve of pre-axial hand function; pinch, delicate
Median Nerve Anatomy ... Median nerve is ... (AIN) palsy leaves ... #diagnosis #neurology ... #orthopedics
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
" ± Horner Syndrome ... to the radial nerve ... Carpal Tunnel Syndrome ... nerve distribution ... Myotomes #diagnosis #neurology
Froment’s Test for Ulnar Nerve Palsy

This tests for pinch grip weakness caused by ulnar nerve palsy,
Froment’s Test for ... Ulnar Nerve Palsy ... #video #neurology ... physicalexam #msk #orthopedics ... #sports #hand
CN III Palsy - Oculomotor Nerve
 • Ptosis: Loss of innervation of the levator palpebrae superior.
Nerve • Ptosis ... comparison to Horner's syndrome ... inferior rectus, medial ... rectus, and inferior ... #Cranial #neurology
Ptosis - Differential Diagnosis Framework

Ptosis (Greek- to fall) Drooping of the upper eyelid that usually results
CN III palsy 2. ... eyelid: • Third nerve ... palsy • Horner ... #Ptosis #neurology ... Differential #Diagnosis #ophthalmology
Ocular Myasthenia Gravis on Physical Exam

A 41yo female was referred by her neurologist for double vision.
the ice pack test ... dismay the blood work ... may constitute a medical ... clinical #video #ophthalmology ... #neurology
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
Brain stem/Cranial nerve ... Bedside: ice pack test ... /Edrophonium test ... - Repetitive nerve ... diagnosis #management #neurology
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
• Acute stroke syndromes ... Paraneoplastic syndrome ... Postsynaptic: Myasthenia Gravis ... dystrophies Work ... Differential #Diagnosis #neurology
One and a Half Syndrome on Physical Exam

This 28 year old patient presented to clinic with
One and a Half Syndrome ... a Half Syndrome ... MLF (medial longitudinal ... clinical #video #ophthalmology ... #neurology