20 results
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
Elbow Flexion ... Elbow Extension ... Wrist Extension ... #MuscleGroups #MSK ... Orthopedics #Neurology #Diagnosis
Cubital Tunnel Syndrome: Pathogenesis and clinical findings

 • Paresthesia of 5th and medial half of 4th
pain • + elbow ... CubitalTunnel #Syndrome #Diagnosis ... #pathophysiology ... #signs #symptoms ... #msk
Median Nerve Tension Test (Upper-Limb Neurodynamic Tests, ULNT1)

To assess for Median Nerve Peripheral Neuropathy

Shoulder abduction →
forearm supination → wrist ... external rotation → elbow ... positive with symptom ... #physicalexam #sports ... #msk #orthopedics
Eichhoff's Test in de Quervain's Tenosynovitis

1) Patient makes a fist with fingers wrapped around the thumb
2)
de Quervain's Tenosynovitis ... ulnar deviates the wrist ... reproduction of patient's symptoms ... #physicalexam #sports ... #msk #orthopedics
Meralgia paresthetica: Pathogenesis and Clinical Findings
Compression/injury of Lateral Femoral Cutaneous Nerve (LFCN) -> Meralgia paresthetica
 •
Femoral Cutaneous Nerve ... purely sensory nerve ... sensory • Before diagnosis ... MeralgiaParesthetica #MSK ... #pathophysiology
Radiculopathy: Signs and Symptoms
 • Back/Neck Pain
 • Decr Range of motion
 • Abnormal posturing
 •
Radiculopathy: Signs and Symptoms ... supplied by the nerve ... Radiculopathy #MSK ... #diagnosis #signs ... #symptoms #pathophysiology
Median Nerve Tension Test (Upper-Limb Neurodynamic Tests, ULNT2)

To assess for Median Nerve Peripheral Neuropathy

Elbow extension →
Median Nerve Tension ... Neuropathy Elbow ... forearm supination → wrist ... #physicalexam #sports ... #msk #orthopedics
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
Dislocation On lateral wrist ... fracture, median nerve ... Radiology #XRay #Diagnosis ... #Orthopedics #Sports ... #MSK
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
Posterior Elbow ... anterior interosseous nerve ... Radiology #XRay #Diagnosis ... #Orthopedics #Sports ... #MSK
Cauda Equina Syndrome
Causes:
 • Large lumbar degenerative disc herniation (central)
 • Severe lumbar spondylosis
 • Neoplasm
spine Signs / Symptoms ... damage to sacral nerves ... CaudaEquina #Syndrome #MSK ... #pathophysiology ... #diagnosis #symptoms