16 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
, C8 (radial) Finger ... (median) • Extension ... Supinator - C5, C6 • Finger ... Conditions Erb's Palsy ... Myotomes #diagnosis #neurology
Median Nerve Anatomy and Function
The Median nerve is the nerve of pre-axial hand function; pinch, delicate
ring and little finger ... (AIN) palsy leaves ... TAN for (Biceps) Tendon ... #diagnosis #neurology ... #orthopedics
Median Nerve Tension Test (Upper-Limb Neurodynamic Tests, ULNT2)

To assess for Median Nerve Peripheral Neuropathy

Elbow extension →
Median Nerve Tension ... wrist dorsiflexion/finger ... #Nerve #Tension ... #ULNT2 #ULTT2 #clinical ... #neurology #ULNT
Median Nerve Tension Test (Upper-Limb Neurodynamic Tests, ULNT1)

To assess for Median Nerve Peripheral Neuropathy

Shoulder abduction →
Median Nerve Tension ... wrist dorsiflexion/finger ... #Nerve #Tension ... #ULNT1 #ULTT1 #clinical ... #neurology #ULNT
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
Fingers Flexion ... C8 Median Nerve ... Fingers Abduction ... MuscleGroups #MSK #Orthopedics ... #Neurology #Diagnosis
Ulnar Nerve Anatomy and Function
The Ulnar nerve is the nerve of hand power and control. It
the LOAF of the median ... When clinically ... that in a high lesion ... Anatomy #diagnosis #neurology ... #orthopedics
“Hand of benediction” due to median nerve palsy – the patient cannot flex their index or
benediction” due to median ... nerve palsy – the ... index or middle fingers ... #Clinical #Photo ... #Nerve #Palsy
Synkinetic Wrist Extension Maneuver demonstrating Radial Nerve Palsy as cause for Wrist Drop

Up up, down down.
Palsy as cause ... palsy with finger ... palsy. ... #Palsy #Drop #clinical ... #physicalexam #neurology
Radial Nerve Anatomy and Function
The Radial nerve is the nerve of elbow, wrist and digital extension.
When clinically ... • Thus a PIN palsy ... (or PIN) palsy ... Anatomy #diagnosis #neurology ... #orthopedics
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
dorsally and no longer ... pain with wrist extension ... styloid fracture, median ... nerve injury ... • ED Management