10 results
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
Cauda Equina Syndrome ... compression of nerve ... of Cauda Equina ... • Spinal cord infarct ... #causes #neurology
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
and Myotomes Reflexes ... Conditions: • Cauda ... Equina Syndrome ... Neuropathy - Foot drop ... Commonly caused
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Pronation - C7, C8 Wrist ... , T1 (median) Reflexes ... drop - Occurs after ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory
Cauda Equina Syndrome
Causes:
 • Large lumbar degenerative disc herniation (central)
 • Severe lumbar spondylosis
 • Neoplasm
Cauda Equina Syndrome ... Causes: • Large ... of normal leg reflexes ... damage to sacral nerves ... pathophysiology #diagnosis
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
Epidemiology: • 1-2 cases ... Decreased / Absent Reflexes ... roots and cauda ... equina • GQ1b ... management #treatment #neurology
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
Differential Diagnosis ... threat Cranial Nerves ... • Examine for signs ... Casey Albin MD @ ... #PhysicalExam #neurology
Guillain-Barré Syndrome (GBS)
Acute autoimmune demyelinating polyradiculoneuropathy that presents with rapidly progressive flaccid weakness
Epidemiology:
 • Incidence: 1
Incidence: 1 to 2 cases ... depressed deep tendon reflexes ... roots and cauda ... equina TREATMENT ... #management #neurology
Newborn Infant - Routine Examination

Birthweight, gestational age and birthweight percentile are noted.
General observation Of the baby's
is also a late sign ... When the diagnosis ... babies, but may drop ... Examination #Peds #Pediatrics ... #Diagnosis
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
• Symptoms and signs ... Lower roots -> Cauda ... equina- decreased ... Non-compressive Spinal Cord Causes ... #neurology #differential
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
Spasticity - Reflexes ... • Bilateral signs ... • Infectious causes ... brain and/or optic nerve ... #management #neurology