28 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
Thoracodorsal Nerve Elbow ... Nerve Elbow Extension ... Radial Nerve Wrist ... #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 ... Thumb Wrist Extension ... Middle Finger Elbow ... Anterior Medial Thigh Hip ... differential #diagnosis #Neurology
Inverted Supinator Test

Useful for identifying a lesion at the C5-C6 spinal cord level.  Tapping the
normally elicits elbow ... flexion, wrist ... #neurology #clinical ... #video #physicalexam ... #orthopedics #msk
Positive Hoffmann's sign (finger flexor reflex)

Flexion and adduction of the thumb and flexion of the index
reflex) Flexion ... indicating cervical injury ... #reflex #clinical ... #msk #orthopedics ... #neurology #sports
The inverted or paradoxical triceps reflex consists of flexion of the elbow in response to percussion
consists of flexion ... of the elbow in ... is injured as in ... #clinical #video ... #neurology #physicalexam
Piriformis Test (FAIR Test - Flexion, Adduction, and Internal Rotation)

Flex the hip to 90 degrees, then
Test (FAIR Test - Flexion ... Internal Rotation) Flex ... sciatica #lumbar #clinical ... #video #physicalexam ... #msk #sports #orthopedics
Ulnar Fovea Sign Test for Fovea Disruption

Useful for patients with pain along the ulnar aspect of
The elbow is in ... 90°-110° of flexion ... #clinical #video ... #physicalexam # ... orthopedics #msk
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
- C6, C7, C8 Elbow ... , T1 (median) Reflexes ... spared in this injury ... Myotomes #diagnosis #neurology ... sensory #motor #arm #physicalexam
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
Pathophysiology: • Severe injury ... Awareness • Injury ... flexed at the elbow ... caseyalbin #PhysicalExam ... #neurology #comatose
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
Pathogenesis and clinical ... Complete hemicord lesion ... bladder and rectal reflex ... signs #symptoms #msk ... #orthopedics #neurology