11 results
Anterior Interosseous Peripheral Nerve Injury 

Manifested as the inability to make the OK sign.

by Dr. Boby
Injury Manifested ... to make the OK sign ... #clinical #video ... #neurology #physicalexam ... #msk #sports #neurology
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Demyelinating Disease (MS ... injury, Sarcoid ... Syndrome, Myasthenia Gravis ... #differential #diagnosis ... #neurology
Froment’s Test for Ulnar Nerve Palsy

This tests for pinch grip weakness caused by ulnar nerve palsy,
Test for Ulnar Nerve ... Palsy #clinical #video ... #neurology #physicalexam ... #msk #orthopedics ... #sports #hand
Ocular Myasthenia Gravis on Physical Exam

A 41yo female was referred by her neurologist for double vision.
Ocular Myasthenia ... such as cogan sign ... tumor, and always ask ... PhysicalExam #clinical #video ... ophthalmology #neurology
Positive Hoffmann's sign (finger flexor reflex)

Flexion and adduction of the thumb and flexion of the index
indicating cervical injury ... clinical #hand #video ... #physicalexam #msk ... #orthopedics #neurology ... #sports
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
Ocular- 50%: Ptosis ... test - Cogan sign ... - Peek sign ... - Repetitive nerve ... #neurology
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
- Differential Diagnosis ... disorder (Cardiac, pulmonary ... Postsynaptic: Myasthenia Gravis ... Lack of UMN/LMN signs ... #neurology
Myasthenia Gravis - Summary
 • an autoimmune disease of the postsynaptic neuromuscular junction associated with antibodies
Myasthenia Gravis ... Symptomatic treatment Of ocular ... myasthenia usually • Starts ... #Myasthenia #Gravis ... #neurology #treatment
Photophobia and Headache - Differential Diagnosis Framework

Why?
• The coexistence of photophobia and headache suggests the potential
Traumatic brain injury ... meningeal irritation signs ... glaucoma - Ocular ... the trigeminal nerve ... ophthalmology #Neurology
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
Differential Diagnosis ... threat Cranial Nerves ... • Vestibulo-ocular ... • Examine for signs ... #PhysicalExam #neurology