19 results
Hand Nerve Injuries - Common Presentations
 • Wrist Drop - Radial Nerve Injury
 • Claw Hand
Injury • Claw ... Injury • Hand ... Injuries #Anatomy #Differential ... #Diagnosis #MSK ... #Orthopedics
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 ... Shoulder Adduction ... #MuscleGroups #MSK ... #Orthopedics #Neurology ... #Diagnosis
Median Nerve Tension Test (Upper-Limb Neurodynamic Tests, ULNT2)

To assess for Median Nerve Peripheral Neuropathy

Elbow extension →
Test (Upper-Limb ... Elbow extension → shoulder ... finger extension → shoulder ... physicalexam #sports #msk ... #orthopedics #neurology
Median Nerve Tension Test (Upper-Limb Neurodynamic Tests, ULNT1)

To assess for Median Nerve Peripheral Neuropathy

Shoulder abduction →
Test (Upper-Limb ... Neuropathy Shoulder ... finger extension → shoulder ... physicalexam #sports #msk ... #orthopedics #neurology
Anterior Shoulder Dislocation - ED Management
The shoulder is the most commonly dislocated major joint, 95% of
injuries: Axillary nerve ... injury (40%, loss ... Radiology #XRay #Diagnosis ... #Management #Orthopedics ... #Sports #MSK
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Demyelinating Disease (MS ... Tumor • Motor Nerves ... injury, Sarcoid ... Weakness #Causes #differential ... #diagnosis #neurology
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
tea cup") which should ... fracture, median nerve ... injury • ED ... Radiology #XRay #Diagnosis ... #Sports #MSK
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
Hearing Loss - Differential ... Diagnosis Framework ... The evaluation should ... include a: • Neurologic ... #Diagnosis #otology
Meralgia paresthetica: Pathogenesis and Clinical Findings
Compression/injury of Lateral Femoral Cutaneous Nerve (LFCN) -> Meralgia paresthetica
 •
Findings Compression/injury ... Femoral Cutaneous Nerve ... Straight Leg Raise Test ... MeralgiaParesthetica #MSK ... pathophysiology #differential
Humeral Avulsion of the Inferior Glenohumeral Ligament (HAGL)
 • Imaging Findings:
 • Large defect of the
Differential diagnosis ... capsuloligamentous injury ... #clinical #mri ... clinical #Radiology #diagnosis ... #msk