CliffordRussellGreysonMD

Cardiology • Aurora, CO

Echocardiography, Non-Invasive Cardiology, Cardiac Critical Care

Associate Professor, Medicine, University of Colorado School of Medicine

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Office
1700 Wheeling
Cardiology 111b, Vamc
Aurora, CO 80045
Phone+1 720-723-6061

Fax+1 720-723-7839
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Education & Training

University of California (San Francisco)Fellowship, Cardiovascular Disease, 1991 - 1995
Stanford Health CareCritical Care Medicine, 1990 - 1991
Stanford Health Care-Sponsored Stanford UniversityResidency, Internal Medicine, 1987 - 1990
Stanford University School of MedicineClass of 1987

Certifications & Licensure

CA State Medical License 1988 - 2025
CO State Medical License 1999 - 2025
American Board of Internal Medicine Internal Medicine
American Board of Internal Medicine Cardiovascular Disease
American Board of Internal Medicine Critical Care Medicine

Awards, Honors, & Recognition

Fellow (FACC) American College of Cardiology

Publications & Presentations

PubMed

15 citations
Metformin prevents ischaemic ventricular fibrillation in metabolically normal pigs.
Li Lu, Shuyu Ye, Rebecca L. Scalzo, Jane E.B. Reusch, Clifford R. Greyson, Gregory G. Schwartz> ;Diabetologia. 2017 May 11
6 citations
Arterial insulin resistance in Yucatan micropigs with diet-induced obesity and metabolic syndrome
Cecilia C. Low Wang, Li Lu, J. Wayne Leitner, Mohammad Sarraf, Roberto Gianani, Boris Draznin, Clifford R. Greyson, Jane E.B. Reusch, Gregory G. Schwartz> ;Journal of Diabetes and Its Complications. 2013 Jul 1
7 citations
Impaired contractile recovery after low-flow myocardial ischemia in a porcine model of metabolic syndrome.
Janice V. Huang, Li Lu, Shuyu Ye, Bryan C. Bergman, Genevieve C. Sparagna, Mohammad Sarraf, Jane E.B. Reusch, Clifford R. Greyson, Gregory G. Schwartz> ;American Journal of Physiology. Heart and Circulatory Physiology. 2013 Mar 15
9 citations
Calpain inhibition preserves talin and attenuates right heart failure in acute pulmonary hypertension.
Li Lu, Shuyu Ye, Gregory G. Schwartz, Clifford R. Greyson> ;American Journal of Respiratory Cell and Molecular Biology. 2012 Dec 14
11 citations
Right heart failure in the intensive care unit
Clifford R. Greyson> ;Current Opinion in Critical Care. 2012 Oct 1
49 citations
PPAR-γ as a Therapeutic Target in Cardiovascular Disease: Evidence and Uncertainty
Janice V. Huang, Clifford R. Greyson, Gregory G. Schwartz> ;Journal of Lipid Research. 2012 Sep 1
11 citations
Thiazolidinedione Drugs Promote Onset, Alter Characteristics, and Increase Mortality of Ischemic Ventricular Fibrillation in Pigs
Mohammad Sarraf, Li Lu, Shuyu Ye, Michael J. Reiter, Clifford R. Greyson, Gregory G. Schwartz> ;Cardiovascular Drugs and Therapy. 2012 Mar 27
26 citations
Evaluation of Right Ventricular Function
Clifford R. Greyson> ;Current Cardiology Reports. 2011 Feb 25
Acute pulmonary hypertension: what is wrong on the right?
Clifford R. Greyson> ;Critical Care Medicine. 2010 Jun 1
39 citations
Multiple abnormalities of myocardial insulin signaling in a porcine model of diet-induced obesity.
Jenny Lee, Ya Xu, Li Lu, Bryan C. Bergman, J. Wayne Leitner, Clifford R. Greyson, Boris Draznin, Gregory G. Schwartz> ;American Journal of Physiology. Heart and Circulatory Physiology. 2010 Feb 1
39 citations
The right ventricle and pulmonary circulation: basic concepts.
Clifford R. Greyson> ;Revista Espanola De Cardiologia. 2010 Jan 1
Letter by Greyson regarding article, "High-dose folic acid pretreatment blunts cardiac dysfunction during ischemia coupled to maintenance of high-energy phosphates and...
Clifford R. Greyson> ;Circulation. 2008 Nov 18
39 citations
Thiazolidinedione drugs block cardiac KATP channels and may increase propensity for ischaemic ventricular fibrillation in pigs.
Li Lu, Michael J. Reiter, Ya Xu, A. Chicco, Clifford R. Greyson, Gregory G. Schwartz> ;Diabetologia. 2008 Feb 5
26 citations
Calpain inhibition attenuates right ventricular contractile dysfunction after acute pressure overload.
Clifford R. Greyson, Gregory G. Schwartz, Li Lu, Shuyu Ye, Steve M. Helmke, Ya Xu> ;Journal of Molecular and Cellular Cardiology. 2008 Jan 1
103 citations
Pathophysiology of right ventricular failure.
Clifford R. Greyson> ;Critical Care Medicine. 2008 Jan 1
18 citations
The PPAR-α activator fenofibrate fails to provide myocardial protection in ischemia and reperfusion in pigs
Ya Xu, Li Lu, Clifford R. Greyson, Mona Rizeq, Karin Nunley, Beata Wyatt, Michael R. Bristow, Carlin S. Long, Gregory G. Schwartz> ;American Journal of Physiology. Heart and Circulatory Physiology. 2006 May 1
42 citations
PPAR-γ activation fails to provide myocardial protection in ischemia and reperfusion in pigs
Ya Xu, Michael Gen, Li Lu, Jennifer Fox, Sara O. Weiss, R. Dale Brown, Daniel Perlov, Peili Zhu, Clifford R. Greyson, Carlin S. Long, Gregory G. Schwartz> ;American Journal of Physiology. Heart and Circulatory Physiology. 2005 Mar 1
25 citations
Deleterious Effects of Acute Treatment With a Peroxisome Proliferator–Activated Receptor-γ Activator in Myocardial Ischemia and Reperfusion in Pigs
Ya Xu, Li Lu, Clifford R. Greyson, Jenny J. Lee, Michael Gen, Koichiro Kinugawa, Carlin S. Long, Gregory G. Schwartz> ;Diabetes. 2003 May 1
6 citations
A common mechanism for concurrent changes of diastolic muscle length and systolic function in intact hearts
Li Lu, Ya Xu, Peili Zhu, Clifford R. Greyson, Gregory G. Schwartz> ;American Journal of Physiology. Heart and Circulatory Physiology. 2001 Apr 1
34 citations
Right ventricular pressure and dilation during pressure overload determine dysfunction after pressure overload
Clifford R. Greyson, Ya Xu, Li Lu, Gregory G. Schwartz> ;American Journal of Physiology. Heart and Circulatory Physiology. 2000 May 1
42 citations
Glucose-insulin-potassium preserves systolic and diastolic function in ischemia and reperfusion in pigs.
Peili Zhu, Li Lu, Ya Xu, Clifford R. Greyson, Gregory G. Schwartz> ;American Journal of Physiology. Heart and Circulatory Physiology. 2000 Feb 1
15 citations
Non-Elastic Deformation of Myocardium in Low-Flow Ischemia and Reperfusion: Ultrastructure–Function Relations
Li Lu, Ya Xu, Clifford R. Greyson, Philip C. Ursell, Gregory G. Schwartz> ;Journal of Molecular and Cellular Cardiology. 1999 May 1
36 citations
Right ventricular dysfunction persists following brief right ventricular pressure overload
Clifford R. Greyson, Ya Xu, Joshua L. Cohen, Gregory G. Schwartz> ;Cardiovascular Research. 1997 May 1
12 citations
Low-dose inotropic stimulation during left ventricular ischaemia does not worsen post-ischaemic dysfunction
Gregory G. Schwartz, Ya Xu, Clifford R. Greyson, Joshua L. Cohen, Li Lu> ;Cardiovascular Research. 1996 Dec 1
10 citations
Effects of inotropic stimulation on energy metabolism and systolic function of ischemic right ventricle
Clifford R. Greyson, J. Garcia, M. Mayr, Gregory G. Schwartz> ;The American Journal of Physiology. 1995 May 1
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Grant Support

Right Ventricular Contractile Dysfunction after Pressure OverloadDEPARTMENT OF VETERANS AFFAIRS2012–2016
Right Ventricular Dysfunction After Pressure OverloadNational Heart, Lung, And Blood Institute2003–2006
Right Ventricular Dysfunction After Pressure OverloadNational Heart, Lung, And Blood Institute1999–2000
Right Ventricular Dysfunction After Pressure OverloadNational Heart, Lung, And Blood Institute1996–1998