CHORUS - home page

CHORUS

Collaborative Hypertext of Radiology


Cardiovascular system

About CHORUS
Disclaimer
Copyright

 

myocardial infarct imaging


  • Tc-99m pyrophosphate (PYP) 20 mCi

  • peak abnormality 2-3 days
    • often falsely negative before 2 days
    • abnormal for 7-10 days

  • mechanism:
    • calcium influx into ischemic cells
    • PYP incorporated into crystalline structure (analogous to hydroxyapatite)

see: nuclear cardiology


Charles E. Kahn, Jr., MD  -  2 February 1995
Last updated:  1 October 2013


 

Related CHORUS documents:
nuclear cardiology
technetium 99m
myocardial perfusion imaging
thallium 201
aortic aneurysm
abdominal aortic aneurysm

 

Copyright © 2013, Charles E. Kahn, Jr.