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Myocardial perfusion in type 2 diabetes with left ventricular hypertrophy: normalisation by acute angiotensin-converting enzyme inhibition

The purpose of this study was to assess whether acute angiotensin-converting enzyme (ACE) inhibition would improve myocardial perfusion and perfusion reserve in a subpopulation of normotensive patients with diabetes and left ventricular hypertrophy (LVH), both independent risk factors of coronary di...

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Published in:European journal of nuclear medicine and molecular imaging 2004-03, Vol.31 (3), p.362-368
Main Authors: Hesse, Birger, Meyer, Christian, Nielsen, Flemming S, Sato, Asako, Hove, Jens D, Holm, Soeren, Bang, Lia E, Kofoed, Klaus F, Svendsen, Tage L, Parving, Hans-Henrik, Opie, Lionel H
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Language:English
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Summary:The purpose of this study was to assess whether acute angiotensin-converting enzyme (ACE) inhibition would improve myocardial perfusion and perfusion reserve in a subpopulation of normotensive patients with diabetes and left ventricular hypertrophy (LVH), both independent risk factors of coronary disease. Using positron emission tomography (PET), we investigated the response of regional myocardial perfusion to acute ACE inhibition with i.v. infusion of perindoprilat (vs saline infusion as control, minimum interval 3 days) in 12 diabetic patients with LVH. Myocardial perfusion was quantified with PET using nitrogen-13 ammonia infused at rest and during dipyridamole hyperaemia. Twelve healthy control subjects were included in the study, five of whom were also studied with perindoprilat. Mean blood pressure in normo-albuminuric, asymptomatic patients was 123+/-7/65+/-9 mmHg. Compared with controls, maximal perfusion was reduced in patients (1.8+/-0.6 vs 2.5+/-1.0 ml min(-1) g(-1); P
ISSN:1619-7070
1619-7089
DOI:10.1007/s00259-003-1388-6