9 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
Wrist Extension ... C6 Radial Nerve ... Knee Extension L3 Femoral ... #MuscleGroups #MSK ... #Orthopedics #Neurology
Spinal Cord Injury by Nerve Root Levels
Spinal Root	Sensory	Motor	Reflex
C4	Acromioclavicular Joint	Respiration	None
C5	Radial Antecubital Fossa	Elbow Flexion	Biceps Reflex
C6	Dorsal Thumb	Wrist Extension	Brachioradialis Reflex
C7	Dorsal
Spinal Cord Injury ... by Nerve Root Levels ... C6 Dorsal Thumb Wrist ... L3 Medial Femoral ... differential #diagnosis #Neurology
Left Wrist Drop - Radial Nerve Palsy on Physical Examination

Left hand drop due to compression of
Left Wrist Drop ... sleeping as in this case ... trauma_modern #Wrist ... clinical #video #orthopedics ... #msk #sports #neurology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Pronation - C7, C8 Wrist ... , T1 (median) Reflexes ... Horner Syndrome Wrist ... spared in this injury ... Myotomes #diagnosis #neurology
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
Pathophysiology: • Severe injury ... Awareness • Injury ... threat Cranial Nerves ... Casey Albin MD @ ... #PhysicalExam #neurology
Ely's Test for Rectus Femoris Tightness

Patient lies prone on the table. The examiner flexes the leg
are unable to flex ... buttock, if the hip raises ... nerve irritation ... #physicalexam #msk ... #orthopedics #sports
Ely's Test for Rectus Femoris Tightness

Patient lies prone on the table. The examiner flexes the leg
are unable to flex ... buttock, if the hip raises ... nerve irritation ... #physicalexam #msk ... #orthopedics #sports
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
Presentation: Injury ... Spasticity - Reflexes ... • Infectious causes ... brain and/or optic nerve ... diagnosis #management #neurology
Posterior Knee Dislocation Injury
Specifically, POSTERIOR KNEE DISLOCATIONS can have significant associated injury that needs unique approach
DISLOCATION: ~25% cases ... Neurologic deficit ... Neurologic injuries ... trauma/vascular/orthopedic ... #msk #clinical