6 results
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
Cord Syndrome -> Anterior ... Mixed upper and lower ... reflex. saddle anesthesia ... #Syndromes #diagnosis ... signs #symptoms #msk
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Diagnosis Framework ... Repetitive strain injury ... Trauma • Crush injury ... #lower #extremity ... #msk #physicalexam
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
L5/S1 with an inferior ... • S - Saddle anesthesia ... Differential Diagnosis ... Syringomyelia • Spinal AVM ... #differential #diagnosis
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
spared in this injury ... Anterior Shoulder ... regimental badge" anesthesia ... sensory #motor #arm ... #physicalexam
Meralgia paresthetica: Pathogenesis and Clinical Findings
Compression/injury of Lateral Femoral Cutaneous Nerve (LFCN) -> Meralgia paresthetica
 •
Findings Compression/injury ... must be absent: lower ... Raise Test - Pain ... ligament (near anterior ... MeralgiaParesthetica #MSK
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
Weakness - Lower ... : - Loss of pain ... Impotence - Saddle anesthesia ... loss - Saddle anesthesia ... #differential #diagnosis