40 results
Anterior Interosseous Peripheral Nerve Injury 

Manifested as the inability to make the OK sign.

by Dr. Boby
Manifested as the inability ... #Interosseous #Nerve ... clinical #video #neurology ... #msk #sports #neurology ... #orthopedics #Hand
Physical exam findings of various ocular palsies; image courtesy of the BMJ

R 3rd nerve palsy
R 4th
findings of various ocular ... palsy R 4th nerve ... palsy R 6th nerve ... palsy #Ocular ... CNIII #CNIV #CNVI #Neurology
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Tumor • Motor Nerves ... multiplex, Phrenic nerve ... Syndrome, Myasthenia Gravis ... differential #diagnosis #neurology
Ptosis - Differential Diagnosis Framework

Ptosis (Greek- to fall) Drooping of the upper eyelid that usually results
Myasthenia gravis ... Neurogenic Ptosis - Neurologic ... junction, cranial nerve ... eyelid: • Third nerve ... Syndrome #Ptosis #neurology
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Ill (Oculomotor) Nerve ... IV (Trochlear) Nerve ... VI (Abducens) Nerve ... ophthalmology #neurology ... differential #diagnosis #ocular
Mytomes - Segmental Innervation of Muscles
Shoulder	Abduction	C5	Axillary Nerve
Shoulder	Adduction	C6-C8	Thoracodorsal Nerve
Elbow	Flexion	C5	Musculocutaneous Nerve
Elbow	Extension	C7	Radial Nerve
Wrist	Extension	C6	Radial Nerve
Fingers	Flexion	C8	Median Nerve
Fingers	Abduction	T1	Ulnar Nerve
Hip	Flexion	L2	Nerve to Psoas
Hip	Extension	S1	Inferior Gluteal
Abduction C5 Axillary Nerve ... Thoracodorsal Nerve ... Musculocutaneous Nerve ... MuscleGroups #MSK #Orthopedics ... #Neurology #Diagnosis
Convergence Retraction Nystagmus with a left 6th nerve palsy

Caused by a Midbrain hemorrhage

Dr. Boby Varkey Maramattom
with a left 6th nerve ... retraction #nystagmus #ocular ... clinical #video #neurology
Algorithm showing a stepwise approach to the assessment and investigation of a possible neuropathy. CIDP, chronic
neuropathy with liability ... palsies; NCS, nerve ... #Diagnosis #Neurology
Ocular Myasthenia Gravis on Physical Exam

A 41yo female was referred by her neurologist for double vision.
Ocular Myasthenia ... Gravis on Physical ... Her ocular exam ... Myasthenia gravis ... ophthalmology #neurology
Curtain Sign in Myasthenia Gravis on Physical Exam

Because of bilateral eyelid innervation, when the more affected
in Myasthenia Gravis ... Sign #Myasthenia #Gravis ... clinical #video #neurology ... ophthalmology #ocular