31 results
Anterior Interosseous Peripheral Nerve Injury 

Manifested as the inability to make the OK sign.

by Dr. Boby
Anterior Interosseous ... Peripheral Nerve ... #Interosseous #Nerve ... #physicalexam #msk ... #sports #neurology
Lower Extremity Nerve Pathologies 

 • Obturator
 • Femoral
 • Common Peroneal
 • Tibial
 • Superior
Lower Extremity Nerve ... Superior Gluteal • Inferior ... Lower #Extremity #Nerve ... #Pathologies #differential ... #innervation #neurology
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
Thoracodorsal Nerve ... Hip Extension S1 Inferior ... Gluteal Nerve ... #MuscleGroups #MSK ... #Orthopedics #Neurology
Neuro-OphthaImoIogy - Visual Field Defects - Localization Map
 - Optic Nerve Lesion (Monocular vision loss)
 -
Map - Optic Nerve ... • Optic nerve ... Infection • MS ... NeuroOphthaImoIogy #Neurology ... #Differential #
Humeral Avulsion of the Inferior Glenohumeral Ligament (HAGL)
 • Imaging Findings:
 • Large defect of the
be a cause of anterior ... J-shape." o Usually anterior ... Differential diagnosis ... shoulder #clinical #mri ... Radiology #diagnosis #msk
1 Minute Neuro Hand Examination - "Check your Six" Mnemonic

A simple way to test the peripheral
the peripheral nerve ... Ask your patient ... ) 2) OK sign (anterior ... bobvarkey #Minute #Neurology ... #Nerve #innervation
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Demyelinating Disease (MS ... Tumor • Motor Nerves ... multiplex, Phrenic nerve ... Weakness #Causes #differential ... #diagnosis #neurology
Medial Meniscus Bucket Handle Tear - MSK Radiology
Imaging Findings:
 • Truncation of the medial meniscus on
Handle Tear - MSK ... Differential diagnosis ... not attached to anterior ... BucketHandle #Tear #knee #mri ... Radiology #diagnosis #msk
Meralgia paresthetica: Pathogenesis and Clinical Findings
Compression/injury of Lateral Femoral Cutaneous Nerve (LFCN) -> Meralgia paresthetica
 •
Femoral Cutaneous Nerve ... purely sensory nerve ... ligament (near anterior ... MeralgiaParesthetica #MSK ... pathophysiology #differential
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Weakness - Differential ... Mononeuropathy: Nerve ... EMG) studies • MRI ... #Weakness #Differential ... #Diagnosis #neurology