39 results
Incomplete spinal cord syndromes (ISCS)
 • Central - Small Lesion - Suspended sensory deficit, classic cape
Incomplete spinal ... Disproportionate motor (UMN ... type) and sensory ... paraparesis (mixed UMN ... syndromes #diagnosis #neurology
Upper Motor Neuron (UMN) lesions are lesions occurring anywhere in the CNS from the brain up
hyporeflexia without sensory ... UMN lesions are ... This lesion causes ... positive Babinski reflex ... @DharSaty #UMN
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 ... Nerve Root Levels Spinal ... Root Sensory Motor ... differential #diagnosis #Neurology ... #Spine
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
abnormal often- Sensory ... Cord Causes: 1 ... dysfunction • Abnormal reflexes ... : Areflexia UMN ... disorders #diagnosis #neurology
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
and Myotomes Reflexes ... Commonly caused ... canal and neural ... Myotomes #diagnosis #neurology ... #sensory #motor
Causes of Peripheral Weakness with Sensory Changes - Differential Diagnosis Algorithm
Radiculopathy:
 • Disc
 • Spondylosis
 •
Causes of Peripheral ... Weakness with Sensory ... Compression: • Carpal ... #Neurology #Differential ... Diagnosis #Algorithm #Causes
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
and multiple spinal ... - Causes progressive ... Increased Jaw Jerk reflex ... cervical and thoracic spine ... Lateral #Sclerosis #neurology
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
and/or genital sensory ... - Emergency Causes ... extremity weakness and sensory ... differential #diagnosis #causes ... #neurology
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Reflex Testing - ... Causes of Hyporeflexia ... stroke, Acute spinal ... Delayed finding in spinal ... diagnosis #table #neurology
Causes of Hemiplegia - Differential Diagnosis Algorithm
Cerebral Hemisphere (Contralateral motor cortex)
 • Aphasia
 • Apraxia
 •
Causes of Hemiplegia ... May be without sensory ... findings Unilateral Spinal ... #Hemiplegia #Neurology ... Diagnosis #Algorithm #Causes