21 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
Femoral Condyle Knee ... Ankle Dorsiflexion Knee ... Sphincter None #SpinalCord ... #differential #diagnosis ... #Neurology #Spine
Myotomes of the Spinal Cord
Each segmental nerve root innervates more than one muscle. For simplicity, certain
Myotomes of the ... #Myotomes #SpinalCord ... #Diagnosis #Neurology
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Dermatomes and Myotomes ... Reflexes: • ... Knee - L2, L3, ... • Cauda Equina Syndrome ... #diagnosis #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
Mytomes - Segmental ... Gluteal Nerve Knee ... Tibial Nerve Knee ... #Orthopedics #Neurology ... #Diagnosis
Incomplete Spinal Cord Syndromes
Anterior Cord Syndrome:
 • Bilateral loss of motor, pain and temperature sensation below
Incomplete Spinal Cord Syndromes ... Anterior Cord Syndrome ... #Incomplete #SpinalCord ... #Syndromes #Diagnosis ... #Neurology
Plantar Reflex (Babinski) Equivalents
Plantar toe reflex - Babinski - Move an object along the lateral aspect
Plantar Reflex ( ... Shin-toe reflex ... and release #Diagnosis ... #Neurology #PhysicalExam ... Alternatives #Tests #pyramidal
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
Anterior Cord Syndrome ... bladder and rectal reflex ... and #Acute #SpinalCord ... #diagnosis #pathophysiology ... #orthopedics #neurology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Dermatomes and Myotomes ... , T1 (median) Reflexes ... hand" ± Horner Syndrome ... Carpal Tunnel Syndrome ... #diagnosis #neurology
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
Differential Diagnosis ... Unresponsive wakefulness syndrome ... • Locked-in syndrome ... #PhysicalExam #neurology ... #comatose #diagnosis
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Reflex Testing - ... Guillain-Barré syndrome ... Hyperthyroidism, Serotonin syndrome ... #differential #diagnosis ... #table #neurology