14 results
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
- Spinal Cord Syndromes ... result in permanent neurologic ... in deep tendon reflexes ... #differential #diagnosis ... #neurology
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
- Emergency Causes ... : • Spinal cord ... • Provocative Tests ... axial T1 and T2 Treatment ... #causes #neurology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
, T1 (median) Reflexes ... spared in this injury ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory ... #motor #arm #physicalexam
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
Differential Diagnosis ... • Locked-in syndrome ... Awareness • Injury ... Casey Albin MD @ ... #PhysicalExam #neurology
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
Presentation: Injury ... extensors of the arms ... Spasticity - Reflexes ... negative, MOG-IgG test ... #management #neurology
Orthopedic Emergencies
Compartment Syndrome
 • An increase in compartment pressure to the point where tissue perfusion is
affected part should ... • Syndrome caused ... after an acute injury ... • Diagnosis: ... loss of spinal cord
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
- Differential Diagnosis ... Causes: 1. ... MCTD, Sjogren syndrome ... dysfunction • Abnormal reflexes ... #neurology #differential
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
proximal weakness, arms ... myasthenia Diagnosis ... Bedside: ice pack test ... /Edrophonium test ... #management #neurology
Myasthenia Gravis - Summary
 • an autoimmune disease of the postsynaptic neuromuscular junction associated with antibodies
50 years in men Diagnosis ... More likely to cause ... myasthenia usually • Starts ... glucocorticoids - can cause ... #management #neurology
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
• Weakness: Starts ... Can begin in arms ... Decreased / Absent Reflexes ... : Arms or legs ... #treatment #neurology