8 results
Upper Motor Neuron (UMN) lesions are lesions occurring anywhere in the CNS from the brain up
LMN syndromes are ... UMN lesions are ... positive Babinski reflex ... LMN lesions are ... , peripheral nerve
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
multiple spinal cord ... - Causes progressive ... Increased Jaw Jerk reflex ... activity between nerve ... Lateral #Sclerosis #neurology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Upper Extremity ... , T1 (median) Reflexes ... distribution with atrophy ... Myotomes #diagnosis #neurology ... sensory #motor #arm
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
Spinal Cord Disorders ... Causes: 1. ... : Areflexia UMN ... Loss of muscle (atrophy ... #diagnosis #neurology
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
compression of nerve ... - Emergency Causes ... Diagnosis: • Spinal cord ... muscle atrophy ... #neurology
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
extensors of the arms ... (pyramidal distribution ... Spasticity - Reflexes ... • Infectious causes ... brain and/or optic nerve
 The following #reflexes are routinely tested, and the response elicited is graded from zero to
the side of a nerve ... damage to the pyramidal ... as coma, spinal cord ... neurodegenerative disorders ... Wrist clonus is
Causes of Dysarthria - Differential Diagnosis Algorithm
Lower Motor Neuron - Slow, Low Volume, Breathy Speech, Tongue
Tongue and Facial Atrophy ... Lesions of Cranial Nerves ... hyperactive gag reflex ... Paraneoplastic Disorder ... Extra-Pyramidal