107 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Pronation - C7, C8 Wrist ... , C8 (radial) Finger ... Supinator - C5, C6 • Finger ... Horner Syndrome Wrist ... Myotomes #diagnosis #neurology
Rock Paper Scissors - Assessment of Nerve Damage in Upper Limb Injuries
Rock - Median Nerve
 •
Fractures • Finger ... • Extension of wrist ... muscles of hand (finger ... flexion of index finger ... UpperExtremities #diagnosis #neurology
Gerstmann Syndrome
1) Finger agnosia - Inability to name their own fingers, affecting both sides
2) Right-left confusion
Gerstmann Syndrome 1) Finger ... name their own fingers ... able to copy Causes ... : Stroke (main cause ... Gerstmann #Syndrome #neurology
Intention Tremor on Physical Exam Demonstrated by Finger to Nose Testing

Caused by cerebellar dysfunction.

#Intention #Tremor #Dysmetria
Demonstrated by Finger ... Nose Testing Caused ... Tremor #Dysmetria #Finger ... #physicalexam #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
C6 Dorsal Thumb Wrist ... Dorsal Middle Finger ... Dorsal Little Finger ... Finger Flexion ... differential #diagnosis #Neurology
Winged Scapula on Physical Exam

Caused by injury to the long thoracic nerve

#Winged #Scapula #PhysicalExam #clinical #video
Winged Scapula on ... Physical Exam Caused ... thoracic nerve #Winged ... clinical #video #neurology
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 Wrist ... Radial Nerve Fingers ... Median Nerve Fingers ... #Orthopedics #Neurology
Nephron Physiology and Transporters
 • Proximal Tubule
 • Thick Ascending Limb
 • Distal Convoluted Tubule
 •
Collecting Duct • Inner ... Duct #Nephron #pathophysiology ... #Transporters #nephrology
Trousseau's Sign of Hypocalcemia on Physical Exam

Carpopedal spasm caused by ischemia induced by an inflated blood
Carpopedal spasm caused ... flexion of the wrist ... hyperextension of the fingers
Hoffman's sign. Even in this specific case, accompanied by a clonus outline (rhythmic contractions). The median
this specific case ... patient's middle finger ... flexed middle finger ... thumb and index finger ... clinical #video #neurology