18 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Motor Function Shoulder ... Anterior Shoulder ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory ... #motor #arm #physicalexam
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
Shoulder Adduction ... Fingers Flexion C8 Median ... #MuscleGroups #MSK ... #Orthopedics #Neurology ... #Diagnosis
Median Nerve Anatomy and Function
The Median nerve is the nerve of pre-axial hand function; pinch, delicate
Median Nerve Anatomy ... The median nerve ... mnemonic TAN for (Biceps ... #diagnosis #neurology ... #orthopedics
Median Nerve Tension Test (Upper-Limb Neurodynamic Tests, ULNT2)

To assess for Median Nerve Peripheral Neuropathy

Elbow extension →
Median Nerve Tension ... 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 →
Median Nerve Tension ... Neuropathy Shoulder ... finger extension → shoulder ... physicalexam #sports #msk ... #orthopedics #neurology
Ulnar Nerve Anatomy and Function
The Ulnar nerve is the nerve of hand power and control. It
the LOAF of the median ... trunk and the medial ... innervate the inner arm ... #Anatomy #diagnosis ... #neurology #orthopedics
Radial Nerve Anatomy and Function
The Radial nerve is the nerve of elbow, wrist and digital extension.
the back of the arm ... to the triceps, ... remember: • Triceps ... #Anatomy #diagnosis ... #neurology #orthopedics
Biceps Tendon Tendonitis on POCUS

Patient presents with left shoulder pain. The sono-anatomy is labeled. Tendons, nerves,
on POCUS Patient ... presents with left shoulder ... Tendons, nerves, ... Meghan Herbst @EUSmkh ... #clinical #msk
Anterior Shoulder Dislocation: Pathogenesis, clinical, and radiographic findings

Trauma, Fall on, outstretched arm, Overhead throwing => Abduction
, outstretched arm ... Structural damage to nerves ... #Dislocation #Diagnosis ... signs #symptoms #msk ... #orthopedics #pathophysiology
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
tea cup") which should ... styloid fracture, median ... nerve injury ... Radiology #XRay #Diagnosis ... #Sports #MSK