12 results
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
Complete loss of motor ... Sensory loss below ... saddle anesthesia. leg ... signs #symptoms #msk ... #orthopedics #neurology
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
• Cauda Equina Syndrome ... Neuropathy - Foot drop ... Myotomes #diagnosis #neurology ... #sensory #motor ... #leg #physicalexam
Causes of Hemiplegia - Differential Diagnosis Algorithm
Cerebral Hemisphere (Contralateral motor cortex)
 • Aphasia
 • Apraxia
 •
Differential Diagnosis Algorithm ... (Contralateral motor ... • Decreased Level ... Brown-Sequard Syndrome ... #Hemiplegia #Neurology
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Sciatica • Tarsal tunnel ... syndrome, peroneal ... pain/swelling - Fever ... lower #extremity #msk ... #physicalexam
Incomplete spinal cord syndromes (ISCS)
 • Central - Small Lesion - Suspended sensory deficit, classic cape
Incomplete spinal cord syndromes ... Disproportionate motor ... LMN deficit at level ... multiradicular pain, leg ... #diagnosis #neurology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Wrist drop - Occurs ... Carpal Tunnel Syndrome ... Myotomes #diagnosis #neurology ... #sensory #motor ... #arm #physicalexam
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
result in permanent neurologic ... Weakness - Lower motor ... lesion - Upper motor ... of sensory loss ... multiradicular pain - Leg
Alien Limb Syndrome on Physical Exam

Elderly lady with Parkinsonism (PSP) c/o left leg rising up spontaneously
Alien Limb Syndrome ... Anterior ‘Frontal’ Motor ... Posterior, Parietal “sensory ... #PhysicalExam # ... #neurology
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
• Locked-in syndrome ... /Sensory: • Tone ... wrists clenched; legs ... caseyalbin #PhysicalExam ... #neurology #comatose
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
flexors of the legs ... back pain at/near level ... , motor, or autonomic ... level • CSF inflammation ... diagnosis #management #neurology