7 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Upper Extremity ... , T1 (median) Reflexes ... drop - Occurs after ... spared in this injury ... #arm #physicalexam
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
consciousness Differential ... Pathophysiology: • Severe injury ... Awareness • Injury ... Casey Albin MD @ ... caseyalbin #PhysicalExam
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
and Myotomes Reflexes ... Neuropathy - Foot drop ... Commonly caused ... #sensory #motor ... #leg #physicalexam
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
Weakness - Lower motor ... lesion - Upper motor ... involved) - Tendon reflex ... in deep tendon reflexes ... syndromes #lesions #differential
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
Microglial cells are ... - Causes progressive ... , lower extremity ... Increased Jaw Jerk reflex ... conditions listed in differential
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
Cord Disorders - Differential ... below the site of injury ... Non-compressive Spinal Cord Causes ... dysfunction • Abnormal reflexes ... #differential
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
Presentation: Injury ... extensors of the arms ... Spasticity - Reflexes ... : • Sensory, motor ... #differential