15 results
Myotomes of the Spinal Cord
Each segmental nerve root innervates more than one muscle. For simplicity, certain
muscle groups are ... sphincter tone should also ... The cauda equina ... Myotomes #SpinalCord #Diagnosis ... #Neurology #Localization
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
Differential Diagnosis ... AVM • Multilevel ... MRI- Sagittal, axial ... #differential #diagnosis ... #causes #neurology
Radial Nerve Anatomy and Function
The Radial nerve is the nerve of elbow, wrist and digital extension.
Radial Nerve Anatomy ... the back of the arm ... • As a degenerative ... #Nerve #Anatomy ... #diagnosis #neurology
Bell's palsy
There are many different causes of Facial Nerve Palsy. However, the commonest
cause of unilateral facial
Bell's palsy There are ... variety known as ... Loss of Corneal Reflex ... #Bells #Palsy #Neurology ... Signs #Symptoms #Diagnosis
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
and Myotomes Reflexes ... Conditions: • Cauda ... fibular neck such as ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
result in permanent neurologic ... in deep tendon reflexes ... involvement Cauda ... #differential #diagnosis ... #neurology
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
Can begin in arms ... Decreased / Absent Reflexes ... of intrathecal spinal ... nerve roots and cauda ... management #treatment #neurology
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
- Differential Diagnosis ... Lower roots -> Cauda ... Blood Supply: - AVM ... dysfunction • Abnormal reflexes ... #neurology #differential
Guillain-Barré Syndrome (GBS)
Acute autoimmune demyelinating polyradiculoneuropathy that presents with rapidly progressive flaccid weakness
Epidemiology:
 • Incidence: 1
depressed deep tendon reflexes ... extremity, facial ... axonal • MRI - Spinal ... nerve roots and cauda ... #management #neurology
Ulnar Nerve Anatomy and Function
The Ulnar nerve is the nerve of hand power and control. It
Ulnar Nerve Anatomy ... It is the post axial ... trunk and the medial ... #Ulnar #Nerve #Anatomy ... #diagnosis #neurology