On-Line Metabolic Monitoring of Tissue Ischemia.
Abstract
To study the ability of extravascular myocardial tissue pH (MpHe) measured with an intramural electrode to reflect myocardial intracellular metabolic and myocardial function status during ischemia, 14 open-chest dogs had in vivo myocardial P NMR spectroscopy during left anterior descending coronary artery (LAD) occlusion (experimental group, ischemic n = 7) or following sham operation (control group, non-ischemic n = 7). Spectra were acquired q5min at 4.7 tesla (256 averages, TR=1OO0secc pulse width=3O us) with a 2 cm 2-turn RF surface coil.
Document Details
- Document Type
- Technical Report
- Publication Date
- Jun 20, 1991
- Accession Number
- ADA360147
Entities
People
- C. R. Valeri
- I. Khait
- J. Dearani
- S. Khuri
- T. Axford