22 results
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
L2, L3, L4 • Ankle ... • Cauda Equina Syndrome ... Commonly caused ... #neurology #sensory ... #motor #leg #physicalexam
Cauda Equina Syndrome
Causes:
 • Large lumbar degenerative disc herniation (central)
 • Severe lumbar spondylosis
 • Neoplasm
Cauda Equina Syndrome ... Causes: • Large ... suspected, immediate MRI ... #MSK #pathophysiology ... #diagnosis #symptoms
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
Sensory loss below ... saddle anesthesia. leg ... #diagnosis #pathophysiology ... signs #symptoms #msk ... #orthopedics #neurology
Dropped Foot Gait - Paralysis of Dorsal Flexion of the Foot.
When trying to walk the tip
in peripheral motor ... by raising the leg ... DroppedFoot #Gait #Neurology ... #PhysicalExam # ... clinical #video
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Diagnosis Framework ... Herpes zoster - HIV ... #differential #diagnosis ... lower #extremity #msk ... #physicalexam
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
and Myotomes Motor ... Carpal Tunnel Syndrome ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory ... #motor #arm #physicalexam
Neuromyelitis Optica (NMO) - Clinical Manifestations
 • Optic neuritis: Reduced visual acuity, ranging from mild to
involvement: Intractable nausea ... Transverse myelitis: Motor ... and sensory deficits ... Manifestations #diagnosis ... #neurology #symptoms
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
result in permanent neurologic ... syphilis, and HIV ... multiradicular pain - Leg ... #differential #diagnosis ... #neurology
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
flexors of the legs ... bouts of HTN Diagnostic ... , motor, or autonomic ... Transverse Myelitis Diagnosis ... #management #neurology
BEE Syndromes - Non-inflammatory Causes

Immune-mediated conditions affecting the Brain, Eye, and Ear

Visual or auditory symptoms in
Non-inflammatory Causes ... pachymeningitis • HIV ... neuropathy (LHON) plus MRI ... consistent with MS ... #neurology #noninflammatory