22 results
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
Finger Flexion ... L2 Anterior Medial ... L3 Medial Femoral ... Extension None L4 Medial ... differential #diagnosis #Neurology
Hoffman's sign. Even in this specific case, accompanied by a clonus outline (rhythmic contractions). The median
The median nerve ... the patient to relax ... flexed middle finger ... Hoffmanns #Sign #Reflex ... clinical #video #neurology
Median Nerve Anatomy and Function
The Median nerve is the nerve of pre-axial hand function; pinch, delicate
ring and little finger ... where the index finger ... and thumb do not flex ... Anatomy #diagnosis #neurology ... #orthopedics
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
, C8 (radial) Finger ... opp - C8, T1 (median ... ) Reflexes: ... Supinator - C5, C6 • Finger ... Myotomes #diagnosis #neurology
Orbicularis Reflex in an Alzheimer's Patient on Physical Exam

Alzheimer's is a degenerative, progressive and irreversible disease.
Orbicularis Reflex ... treated to relieve symptoms ... One of the first symptoms ... upper lip in the median ... clinical #video #neurology
Positive Hoffmann's sign (finger flexor reflex)

Flexion and adduction of the thumb and flexion of the index
Hoffmann's sign (finger ... flexor reflex) ... #flexor #reflex ... physicalexam #msk #orthopedics ... #neurology #sports
Ulnar Nerve Anatomy and Function
The Ulnar nerve is the nerve of hand power and control. It
the LOAF of the median ... half of the ring finger ... trunk and the medial ... Anatomy #diagnosis #neurology ... #orthopedics
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
Radial Nerve Fingers ... Flexion C8 Median ... Nerve Fingers ... MuscleGroups #MSK #Orthopedics ... #Neurology #Diagnosis
Median Nerve Tension Test (Upper-Limb Neurodynamic Tests, ULNT1)

To assess for Median Nerve Peripheral Neuropathy

Shoulder abduction →
Median Nerve Tension ... wrist dorsiflexion/finger ... positive with symptom ... #sports #msk #orthopedics ... #neurology #ULNT
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
diffuse light reflex ... lesions in the inner ... retinal nerve fiber ... pathophysiology #ophthalmology ... diagnosis #signs #symptoms