12 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Pronation - C7, C8 Wrist ... : • Triceps Jerk ... Horner Syndrome Wrist ... Carpal Tunnel Syndrome ... Myotomes #diagnosis #neurology
Midcarpal Instability (MCI) of the Wrist

Intrinsic Midcarpal Instability
Usually affects young, hypermobile patients.
It is due to progressive
The proximal carpal ... ECRB) The distal carpal ... with an audible “clunk ... #msk #orthopedics ... #clinical #video
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
associated injuries: Carpal ... styloid fracture, median ... nerve injury ... #Carpal #Radiology ... #Sports #MSK
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
Wrist Extension ... C6 Radial Nerve ... Fingers Flexion C8 Median ... #MuscleGroups #MSK ... #Orthopedics #Neurology
Distal Radius Fracture 
Distal radius fracture is the most common orthopedic injury. Here's a quick summary.
•
variable gross wrist ... styloid fracture, median ... nerve injury, acute ... carpal tunnel syndrome ... #MSK
Left Wrist Drop - Radial Nerve Palsy on Physical Examination

Left hand drop due to compression of
Left Wrist Drop ... trauma_modern #Wrist ... #PhysicalExam #clinical ... #video #orthopedics ... #msk #sports #neurology
Median Nerve Tension Test (Upper-Limb Neurodynamic Tests, ULNT2)

To assess for Median Nerve Peripheral Neuropathy

Elbow extension →
Median Nerve Tension ... forearm supination → wrist ... #ULNT2 #ULTT2 #clinical ... physicalexam #sports #msk ... #orthopedics #neurology
Median Nerve Tension Test (Upper-Limb Neurodynamic Tests, ULNT1)

To assess for Median Nerve Peripheral Neuropathy

Shoulder abduction →
Median Nerve Tension ... forearm supination → wrist ... #ULNT1 #ULTT1 #clinical ... physicalexam #sports #msk ... #orthopedics #neurology
Oppositional Grasp Weakness in Carpal Tunnel Syndrome

Dysfunction of the six- Opposition weakness-in carpal tunnel syndrome with
weakness of the median ... nerve & Ulnar nerve ... Tunnel #Syndrome #clinical ... #physicaleaxm #neurology ... #orthopedics #msk
Trendelenburg Gait: Pathogenesis and clinical findings

Skeletal Pathology of the Hip
 • Arthritis
 • Congenital hip dysplasia
Pathogenesis and clinical ... Chondrodysplasia Neurologic ... in the Spinal canal ... Superior gluteal nerve ... signs #diagnosis #msk