CLINICAL QUERIES: Systemic heparinization after subarachnoid hemorrhage
Wendi Rank MSN, RN, CNRN, CRNP

April 2012 
Volume 42  Number 4
Pages 66 - 66
  PDF Version Available!

Can you explain why I.V. heparin may be used in a patient with aneurysmal subarachnoid hemorrhage (SAH)? -J.E., N.H.Wendi Rank, MSN, RN, CNRN, CRNP, replies: SAH due to a ruptured cerebral aneurysm causes less than 10% of all strokes in the United States, but mortality can be as high as 50%. About half of all untreated, ruptured aneurysms hemorrhage again within 6 months. Patients who rebleed have a higher rate of death or disability.1For decades, the gold standard of treatment was neurosurgical clipping through open craniotomy, but not all aneurysms or patients with SAH were good candidates. Many patients with high acuity from the hemorrhage or comorbidities didn't tolerate the surgery well, and not all aneurysms can be easily accessed by surgery.2In the early 1990s, Guglielmi et al. proposed treating aneurysms endovascularly with platinum coils. Today, coils of various designs are placed directly into the aneurysm via a delivery wire threaded through an arterial catheter. Once placed,

Purchase Now !

To purchase this item, follow the instructions below. If you’re not already logged in, be sure to enter your login information below to ensure that your item is saved to your File Drawer after you purchase it.

Not a member? Join now for Free!

1) If you're not already logged in, enter your information below to save this item in your File Drawer for future viewing.

User name:


Forgot your user name or password?
2)  If you have a coupon or promotional code, enter it
here.(If not, just click Continue.

Digital Coupon: (optional)

3)  Click Continue to go to the next screen, where
you'll enter your payment details.

Featured Jobs

Benefits of Membership

FREE E-Newsletters
Sign up for our free enewsletters to stay up-to-date in your area of practice - or take a look at an archive of prior issues

Join our CESaver program to earn up to 100 contact hours for only $34.95
Register Now

Explore a world of online resources

Become a Member