38 results
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
Syndromes Spinal ... result in permanent neurologic ... Causes of spinal ... - Infection (e.g ... #lesions #differential
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
- Emergency Causes ... axial T1 and T2 Treatment ... #differential # ... diagnosis #causes ... #neurology
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Reflex Testing - ... stroke, Acute spinal ... polyneuropathy (e.g ... #differential # ... diagnosis #table #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 ... L2 Anterior Medial ... S1 Lateral Calcaneus ... NerveRoots #Levels #differential ... #diagnosis #Neurology
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
and Myotomes Reflexes ... • Cauda Equina Syndrome ... Commonly caused ... Myotomes #diagnosis #neurology ... sensory #motor #leg #physicalexam
Peripheral Edema - Differential Diagnosis Framework for Lower Extremity Edema

Edema occurs when any of the following
Peripheral Edema - Differential ... type 1 (reflex ... common iliac artery anteriorly ... Peripheral #Edema #differential ... #Extremity #PhysicalExam
Causes of Pediatric Constipation - Differential Diagnosis Algorithm
Dietary / Functional:
 • Insufficient Volume / Bulk
Neurologic:
 •
Causes of Pediatric ... Constipation - Differential ... Withholding • Painful (e.g ... Hirschsprung's Disease • Spinal ... Guillain-Barré Syndrome
Orthopedic Essentials - Spinal Trauma and Spine Classification 
DENIS THREE COLUMN CONCEPT
Anterior column:
COLUMN CONCEPT Anterior ... fractures: Don't cause ... or neurologic deficit ... compromisation > 1/3 • Bilateral ... Cauda equina Treatment
Causes of Hemiplegia - Differential Diagnosis Algorithm
Cerebral Hemisphere (Contralateral motor cortex)
 • Aphasia
 • Apraxia
 •
Causes of Hemiplegia ... - Differential ... Spinal Cord Lesions ... Brown-Sequard Syndrome ... #Hemiplegia #Neurology
Syncope is a sudden, transient loss of consciousness, which is thought to be secondary to cerebral
cardiac syncope, e.g ... such as reflex ... carotid sinus syndrome ... syncope (ruling out differential ... The treatment strategy