17 results
Myotomes of the Spinal Cord
Each segmental nerve root innervates more than one muscle. For simplicity, certain
more than one muscle ... or muscle groups ... sphincter tone should ... more resilient to injury ... SpinalCord #Diagnosis #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
Innervation of Muscles ... Shoulder Abduction ... Axillary Nerve Shoulder ... #MuscleGroups #MSK ... #Orthopedics #Neurology
TISSUE APPEARANCES ON 
MUSCULOSKELETAL ULTRASOUND 

Bone:
 
Bone is represented as a very bright structure and appears
MUSCULOSKELETAL ULTRASOUND ... Muscle: Muscle ... Nerve: Ultrasound ... interrogation as it should ... MUSCULOSKELETAL #MSK
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Demyelinating Disease (MS ... Phrenic nerve injury ... aminoglycosides) • Muscles ... differential #diagnosis #neurology
Clostridial myonecrosis of deltoid muscle on POCUS

Right shoulder pain case.  Diabetic male with nontraumatic shoulder
myonecrosis of deltoid muscle ... POCUS Right shoulder ... with nontraumatic shoulder ... POCUS #clinical #MSK ... #ultrasound #clostridium
Clostridial myonecrosis of deltoid muscle on POCUS

Right shoulder pain case.  Diabetic male with nontraumatic shoulder
myonecrosis of deltoid muscle ... POCUS Right shoulder ... with nontraumatic shoulder ... POCUS #clinical #MSK ... #ultrasound #clostridium
Gastrocnemius Hematoma - POCUS Guided Drainage
Volleyball Player with a huge hematoma after muscle injury

Dr Jörg Dünkel
hematoma after muscle ... injury Dr Jörg ... Drainage #clinical #ultrasound ... #msk
Empty Can (Jobe) Test for Supraspinatus Injury on Shoulder Exam

Supraspinatus muscle testing strength can also be
Supraspinatus Injury ... on Shoulder Exam ... Supraspinatus muscle ... Supraspinatus #Shoulder ... video #sports #msk
Myasthenia Gravis - Summary
 • an autoimmune disease of the postsynaptic neuromuscular junction associated with antibodies
but 5% have anti—muscle-specific ... kinase (MuSK) antibodies ... - MuSK-positive ... high doses and should ... diagnosis #management #neurology
Scapular winging on Physical Exam - Bilateral trapezius palsy with lateral scapular displacement.

A young man with
young man with shoulder ... SCIWORA (Spinal cord injury ... spinal accessory injury ... trapezius #palsy #neurology ... #msk