8 results
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
bladder and rectal reflex ... and #Acute #SpinalCord ... #Injury #Syndromes ... symptoms #msk #orthopedics ... #neurology
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 ... Finger Flexion ... Sphincter None #SpinalCord ... #Injury #NerveRoots ... differential #diagnosis #Neurology
Positive Hoffmann's sign (finger flexor reflex)

Flexion and adduction of the thumb and flexion of the index
flexor reflex) ... indicating cervical injury ... #flexor #reflex ... physicalexam #msk #orthopedics ... #neurology #sports
Causes of Apparent Life Threatening Event (ALTE) - Differential Diagnosis Algorithm
Cardiac:
 • Congenital Heart Disease
 •
Metabolism • Reye's Syndrome ... Disturbances Neurologic ... Gastroesophageal Reflux ... Choking Spell Injury ... #Causes #Peds #
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
result in permanent neurologic ... involved) - Tendon reflex ... in deep tendon reflexes ... unilateral) #SpinalCord ... differential #diagnosis #neurology
Mechanisms of Pain
Mixed - Nociceptive/Neuropathic
Nociceptive - Tissue Damage
 - Visceral - (From organ/cavity lining) Poorly localized,
well-localized, dull, longer ... regional pain syndrome ... • Spinal injury ... Pain #Mechanisms #Neurology ... Differential #Diagnosis #Algorithm
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
, C8 (radial) Finger ... , T1 (median) Reflexes ... spared in this injury ... Carpal Tunnel Syndrome ... Myotomes #diagnosis #neurology
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
MCTD, Sjogren syndrome ... dysfunction • Abnormal reflexes ... #spinal #cord #spinalcord ... disorders #diagnosis #neurology ... differential #algorithm