11 results
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 ... cord infarct • HIV ... #diagnosis #causes ... #neurology
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
and Myotomes Reflexes ... Conditions: • Cauda Equina ... Commonly caused ... damage to peroneal nerve ... dysaesthesia, neurogenic
Orbicularis Reflex in an Alzheimer's Patient on Physical Exam

Alzheimer's is a degenerative, progressive and irreversible disease.
time, and can cause ... present in the video ... strike the upper lip ... The nerves involved ... #neurology
Hoffman's sign. Even in this specific case, accompanied by a clonus outline (rhythmic contractions). The median
this specific case ... The median nerve ... middle finger. 2) Ask ... Abnormal #clinical #video ... #neurology #PhysicalExam
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
Epidemiology: • 1-2 cases ... Campylobacter jejuni - HIV ... Decreased / Absent Reflexes ... /constipation, hyponatremia ... roots and cauda equina
Guillain-Barré Syndrome (GBS)
Acute autoimmune demyelinating polyradiculoneuropathy that presents with rapidly progressive flaccid weakness
Epidemiology:
 • Incidence: 1
Incidence: 1 to 2 cases ... immunodeficiency virus (HIV ... depressed deep tendon reflexes ... roots and cauda equina ... diagnosis #management #neurology
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
syphilis, and HIV ... involved) - Tendon reflex ... in deep tendon reflexes ... involvement Cauda Equina ... syndromes #lesions #differential
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
Cord Disorders - Differential ... roots -> Cauda equina ... Non-compressive Spinal Cord Causes ... dysfunction • Abnormal reflexes ... #differential
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
Spasticity - Reflexes ... brain and/or optic nerve ... , Hep A/B/CMV, TB ... diagnosis #management #neurology ... #differential
Ely's Test for Rectus Femoris Tightness

Patient lies prone on the table. The examiner flexes the leg
are unable to flex ... raises off of the ... tightness, femoral nerve ... Femoris #clinical #video ... #msk #orthopedics