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List of works by Roelf Valkema

Accuracy of stress Tc-99m tetrofosmin myocardial perfusion tomography for the diagnosis and localization of coronary artery disease in women.

scientific article

Assessment of viable tissue in Q-wave regions by metabolic imaging using single-photon emission computed tomography in ischemic cardiomyopathy

scientific article

Association of ischemia on stress (99m)Tc-tetrofosmin myocardial perfusion imaging with all-cause mortality in patients with diabetes mellitus.

scientific article

Dobutamine-induced contractile reserve in stunned, hibernating, and scarred myocardium in patients with ischemic cardiomyopathy

scientific article

Effect of diabetes mellitus on myocardial 18F-FDG SPECT using acipimox for the assessment of myocardial viability

scientific article

Endocrine tumours of the gastrointestinal tract. Peptide receptor radionuclide therapy

scientific article

Feasibility and image quality of dual-isotope SPECT using 18F-FDG and (99m)Tc-tetrofosmin after acipimox administration.

scientific article

Impact of diabetes mellitus on prediction of clinical outcome after coronary revascularization by 18F-FDG SPECT in patients with ischemic left ventricular dysfunction.

scientific article published in January 2006

Incremental prognostic value of dobutamine-atropine stress 99mTc-tetrofosmin myocardial perfusion imaging for predicting outcome in diabetic patients with limited exercise capacity

scientific article published on 30 April 2005

Incremental value of exercise technetium-99m tetrofosmin myocardial perfusion single-photon emission computed tomography for the prediction of cardiac events

scientific article published in February 2003

Inhibition of kidney uptake of radiolabeled somatostatin analogs: amino acids or gelofusine?

scientific article published on 01 October 2006

Long-term prognostic value of dobutamine stress 99mTc-sestamibi SPECT: single-center experience with 8-year follow-up

scientific article published in December 2002

Long-term prognostic value of dobutamine stress echocardiography compared with myocardial perfusion scanning in patients unable to perform exercise tests

scientific article

Myocardial technetium-99m-tetrofosmin single-photon emission computed tomography compared with 18F-fluorodeoxyglucose imaging to assess myocardial viability

scientific article published in May 2005

Neuroendocrine Tumors

Non-invasive diagnosis of in stent stenosis by stress 99m technetium tetrofosmin myocardial perfusion imaging

scientific article published on 21 April 2006

Peptide receptor radionuclide therapy

scientific article

Peptide-receptor radionuclide therapy for endocrine tumors

scientific article published on 02 June 2009

Post-systolic shortening during dobutamine stress echocardiography predicts cardiac survival in patients with severe left ventricular dysfunction

scientific article published in May 2005

Preclinical and clinical studies of peptide receptor radionuclide therapy

scientific article published on May 2010

Prediction of all-cause mortality in women with known or suspected coronary artery disease by stress technetium-99m tetrofosmin myocardial perfusion imaging

scientific article published in February 2004

Preoperative comparison of different noninvasive strategies for predicting improvement in left ventricular function after coronary artery bypass grafting

scientific article published on July 2003

Prognostic implications of a normal stress technetium-99m-tetrofosmin myocardial perfusion study in patients with a healed myocardial infarct and/or previous coronary revascularization

scientific article published on 4 November 2005

Prognostic stratification of obese patients by stress 99mTc-tetrofosmin myocardial perfusion imaging.

scientific article published in August 2006

Prognostic stratification using dobutamine stress 99mTc-tetrofosmin myocardial perfusion SPECT in elderly patients unable to perform exercise testing

scientific article published in January 2005

Prognostic value of dobutamine-atropine stress myocardial perfusion imaging in patients with diabetes

scientific article published in September 2002

Prognostic value of exercise stress technetium-99m-tetrofosmin myocardial perfusion imaging in patients with normal baseline electrocardiograms

scientific article published on 30 June 2006

Prognostic value of stress 99mTc-tetrofosmin myocardial perfusion imaging in predicting all-cause mortality: a 6-year follow-up study

scientific article published on 9 June 2006

Prognostic value of stress Tc-99m tetrofosmin SPECT in patients with previous myocardial infarction: impact of scintigraphic extent of coronary artery disease

scientific article published in November 2004

Risk stratification of patients after myocardial revascularization by stress Tc-99m tetrofosmin myocardial perfusion tomography

scientific article published in November 2003

Risk stratification of patients with angina pectoris by stress 99mTc-tetrofosmin myocardial perfusion imaging

scientific article

Somatostatin-receptor-based imaging and therapy of gastroenteropancreatic neuroendocrine tumors

scientific article published on 29 January 2010

Treatment of patients who have endocrine gastroenteropancreatic tumors with radiolabeled somatostatin analogues

scientific article published on June 2007

Value of pulse-wave tissue Doppler imaging to identify dyssynergic but viable myocardium.

scientific article