21 results
Anterior Interosseous Peripheral Nerve Injury 

Manifested as the inability to make the OK sign.

by Dr. Boby
to make the OK sign ... #Interosseous #Nerve ... OKSign #clinical #video ... #neurology #physicalexam ... #msk #sports #neurology
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Ill (Oculomotor) Nerve ... IV (Trochlear) Nerve ... One-and-a-half Syndrome ... #Localization #ophthalmology ... #neurology #differential
Neuro-OphthaImoIogy - Visual Field Defects - Localization Map
 - Optic Nerve Lesion (Monocular vision loss)
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Neuro-OphthaImoIogy ... Map - Optic Nerve ... Pituitary/metastatic tumor ... NeuroOphthaImoIogy #Neurology ... #Differential #
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Myelitis, Trauma, Tumor ... • Motor Nerves ... Guillain-Barre syndrome ... Weakness #Causes #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 ... caused by ulnar nerve ... Palsy #clinical #video ... #neurology #physicalexam ... #orthopedics #sports
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
Hypokalemia - Differential ... of hypokalemia starts ... Renin-secreting tumor ... #hypokalemia #differential ... algorithm #causes #nephrology
Horner's Syndrome on Physical Exam

A 75yoF was referred in for facial swelling and eyelid changes 1
lung (Pancoast tumors ... The video highlights ... #clinical #video ... #ophthalmology ... #physicalexam #neurology
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Weakness - Differential ... system: Brain tumor ... Lack of UMN/LMN signs ... #Weakness #Differential ... #Diagnosis #neurology
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
Holmes-Adie Syndrome ... Young females Differential ... trauma/orbital tumor ... #PhysicalExam #neurology ... #ophthalmology
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
with: - Thymic tumors ... life-threatening Differential ... test - Cogan sign ... - Peek sign ... diagnosis #management #neurology