seizures study guide for exam 3.docx - Seizures What is a seizure an abnormal sudden excessive uncontrolled electrical discharge of neurons within the

seizures study guide for exam 3.docx - Seizures What is a...

This preview shows page 1 - 2 out of 4 pages.

Seizures What is a seizure? an abnormal, sudden, excessive, uncontrolled electrical discharge of neurons within the brain that may result in a change of LOC, motor or sensory ability and/or behavior Most seizures come from the temporal lobe Seizures have been increasing in elderly and decreasing in children Primary-genetic factors; not sure what is going on Secondary- caused by a specific reason; brain lesion, metabolic disorder, alcohol withdrawal, extra cranial o Patients age 2-20-primary factor is infection, genetic reasons o Patients >30-tumors, vascular disease o Patients >50- stroke, tumor Epilepsy: two or more seizures experienced by a person Types of Seizures: General (involve both cerebral hemispheres) Type Symptoms Tonic-Clonic “Grandma” -lasts 2-5 minutes -violent -most common -rigidity and loss of consciousness + jerking -postictal phase: resting, unresponsive -pt. may become cyanotic Absence “petit mal” -common in children -blank staring, loss of consciousness -patient is unaware of what’s happening -automatisms (constant involuntary movements) -ex: lip smacking, pen tapping Myclonic -most resistant to therapy -brief jerking or stiffening of the extremities -asymmetrical Atonic -most resistant to therapy -sudden loss of muscle tone, followed by confusion (postictal stage)
Image of page 1
Image of page 2

You've reached the end of your free preview.

Want to read all 4 pages?

  • Fall '12
  • Rockwell&Ahrens

  • Left Quote Icon

    Student Picture

  • Left Quote Icon

    Student Picture

  • Left Quote Icon

    Student Picture

Stuck? We have tutors online 24/7 who can help you get unstuck.
A+ icon
Ask Expert Tutors You can ask You can ask You can ask (will expire )
Answers in as fast as 15 minutes