28 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
Spinal Cord Injury ... by Nerve Root Levels ... Spinal Root Sensory Motor ... #differential #diagnosis ... #Neurology #Spine
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
) Reflexes: ... nerve in the radial ... spared in this injury ... #neurology #sensory ... #motor #arm #physicalexam
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
Complete loss of motor ... bladder and rectal reflex ... #Syndromes #diagnosis ... pathophysiology #signs #symptoms ... #orthopedics #neurology
Median Nerve Anatomy and Function
The Median nerve is the nerve of pre-axial hand function; pinch, delicate
Median Nerve Anatomy ... The median nerve ... and intrinsic motor ... and thumb do not flex ... #diagnosis #neurology
Hoffmann's Sign

Hoffman's sign means upper motor neuron injury.  The Hoffmann's reflex test itself involves loosely
sign means upper motor ... neuron injury. ... The Hoffmann's reflex ... Abnormal #clinical #video ... #neurology #physicalexam
Orbicularis Reflex in an Alzheimer's Patient on Physical Exam

Alzheimer's is a degenerative, progressive and irreversible disease.
upper lip in the median ... The nerves involved ... #PhysicalExam # ... clinical #video ... #neurology
Meralgia paresthetica: Pathogenesis and Clinical Findings
Compression/injury of Lateral Femoral Cutaneous Nerve (LFCN) -> Meralgia paresthetica
 •
Findings Compression/injury ... Femoral Cutaneous Nerve ... purely sensory nerve ... , motor abnormalities ... gait, strength, reflexes
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Trauma, Tumor • Motor ... injury, Sarcoid ... Shellfish poisoning, Meds ... #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 ... Hoffmanns #Sign #Reflex ... Abnormal #clinical #video ... #neurology #PhysicalExam
Radial Nerve Anatomy and Function
The Radial nerve is the nerve of elbow, wrist and digital extension.
Radial Nerve Anatomy ... The first motor ... nerve injury ... nerve injury ... #diagnosis #neurology