15 results
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
, often from vascular ... Sensory loss below ... clumsiness in hands ... rectal reflex. ... signs #symptoms #msk
Confabulation
What? Honest Lie.  
No incoming sensory information + Filling of the blanks with different information
No incoming sensory ... Traumatic Brain Injury ... Blindness, Psychiatric Disorders ... differential #diagnosis #causes ... #neurology
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
result in permanent neurologic ... at the level of sensory ... involved) - Tendon reflex ... in deep tendon reflexes ... paralysis - Sensory
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Myotomes Reflexes ... • Cauda Equina Syndrome ... Commonly caused ... stopping walking (vascular ... Myotomes #diagnosis #neurology
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
Non-compressive Spinal Cord Causes ... Vascular/Blockage ... MCTD, Sjogren syndrome ... dysfunction • Abnormal reflexes ... #diagnosis #neurology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
, T1 (median) Reflexes ... aracteristic "claw hand ... spared in this injury ... Myotomes #diagnosis #neurology ... #sensory #motor
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
/or genital sensory ... - Emergency Causes ... lumbar stenosis • Vascular ... sensory disturbances ... #neurology
Myoedema in Hypothyroidism on Physical Exam

Hypothyroidism is a clinical syndrome resulting from the production, secretion or
is a clinical syndrome ... (shown in the video ... elevation in the muscular ... hammer, caused ... #neurology #endocrinology
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
causing endothelial injury ... • They can cause ... Cryoglobulins Cause ... Vascular Sludging ... • Infections: HCV
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
• Locked-in syndrome ... Awareness • Injury ... brainstem Motor/Sensory ... Casey Albin MD @ ... #PhysicalExam #neurology