28 results
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
• Locked-in syndrome ... dysfunction to the bilateral ... cortex → Awareness ... • Corneal reflex ... #PhysicalExam #neurology
Lazarus Sign / Reflex in Brain Death - Head Flexion

The presence of this complex spinal reflex
of this complex spinal ... movement in brain-dead ... pathway via the spinal ... BrainDeath #BrainDead #Neurology ... #video #clinical
Lazarus Sign / Reflex in Brain Death - Head Turn

The presence of this complex spinal reflex
of this complex spinal ... movement in brain-dead ... pathway via the spinal ... BrainDeath #BrainDead #Neurology ... #video #clinical
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
Sciatica: often bilateral ... lower extremity reflexes ... bulbocavernosus reflex ... wink test - reflex ... diagnosis #causes #neurology
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
Syndromes Spinal ... result in permanent neurologic ... - Vitamin B12, Copper ... involved) - Tendon reflex ... in deep tendon reflexes
Intact Corneomandibular (Wartenberg) Reflex

Patient with pontine hemorrhage without impaired consciousness - Left corneal stimulation triggers contralateral
consciousness - Left corneal ... A prominent unilateral ... #Corneal #Corneomandibular ... PhysicalExam #clinical #Neurology ... #Video #Wartenberg
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
and Myotomes Reflexes ... • Cauda Equina Syndrome ... compression • Spinal ... - Narrowing of spinal ... Myotomes #diagnosis #neurology
Bilateral tonic pupils observed in the patient with Ross syndrome. 
Absence of bilateral pupillary contraction despite
patient with Ross syndrome ... pupils #clinical #video ... ophthalmology #ross #syndrome ... #bilateral #reflex ... #neurology #absent
Brissaud's Sign

If the patient did not have his toes ... is there a sign that can
the plantar skin reflex ... contraction of the lateral ... to the cortico-spinal ... #Neurology #clinical ... #video #physicalexam
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
Tract Lesions: • Bilateral ... - Vit B12 and copper ... MCTD, Sjogren syndrome ... dysfunction • Abnormal reflexes ... disorders #diagnosis #neurology