| Fellowship(s) | Nuclear Radiology, The Ohio State University Hospitals | ![]() |
| Residency | The Ohio State University Hospitals | |
| Internship | Riverside Methodist Hospital | |
| Medical School | Medical College of Ohio, Toledo | |
| Undergraduate | The Ohio State University |
CURRENT POSITION
1989 - present
Nuclear Medicine and General Radiologist
Riverside Radiological Associates, Inc.
1981 - present
Assistant Director, Department of Nuclear Medicine
Riverside Methodist Hospital, Columbus, Ohio
1981-present
Co-Director, Cardiovascular Nuclear Medicine Stress Lab
Riverside Methodist Hospital, Columbus, Ohio
EDUCATION
1973 - 1976
Medical College of Ohio, Toledo, Ohio
M.D., 1976
1969 - 1973
The Ohio State University, Columbus, Ohio
B.S., 1973
POSTDOCTORAL TRAINING
1981 - 1987
Fellowship, Nuclear Radiology
The Ohio State University Medical Center, Columbus, Ohio
1980 - 1981
Residency, Nuclear Radiology
The Ohio State University Medical Center, Columbus, Ohio
1976 - 1981
Internship
Riverside Methodist Hospital, Columbus, Ohio
BOARD CERTIFICATION
1980 American Board of Radiology, Diagnostic Radiology
1981 American Board of Radiology Diagnostic Radiology with Special Competence in Nuclear Medicine
PROFESSIONAL EXPERIENCE
1981 - 1989
The Ohio State University
Columbus, Ohio
ACADEMIC APPOINTMENTS
1987 - present
Associate Professor of Radiology
The Ohio State University College of Medicine, Columbus, Ohio
1987 - present
Associate Professor of Medicine
The Ohio State University College of Medicine, Columbus, Ohio
1985 - 1987
Assistant Professor of Medicine
The Ohio State University College of Medicine, Columbus, Ohio
1981 - 1987
Assistant Professor of Radiology
The Ohio State University College of Medicine, Columbus, Ohio
PROFESSIONAL ORGANIZATIONS
1981 - present American College of Radiology
1980 - present Ohio State Radiologic Society
1980 - present Society of Nuclear Medicine
1982 - 1985 Central Ohio Radiologic Society, Program Director
1987 - 1988 Central Ohio Radiologic Society, President
1986 - 1987 Central Ohio Radiologic Society, Treasurer
1985 - 1986 Central Ohio Radiologic Society, Secretary
1986-present Eastern Radiologic Society
PROFESSIONAL COMMITTEES
1985 - present Chairman
Reactor Operations Committee
The Ohio State University
1983 - present Reactor Operations Committee
The Ohio State University
1985 - 1986 Audit subcommittee
1986 - 1987 Audit subcommittee
1987 - 1988 Audit subcommittee
ABSTRACTS
1.Improved Resolution of radionuclear Angiographic Images and Ejection Fraction Determination Using Digital Filtering Techniques: Kellogg, M, Marchin JP, Shaffer PB, Bashore Tm, Clin Res 30(2): 196A, 1982.
2.Assessment of Left Ventricular Pressure Volume Relations using Gated Radionuclide Angiography: Magorien DJ, Bashore TM, Shaffer PB, Bush CA, Magorien RD, Kolibash AJ, Leier CV, Clin Res 30(2):202, 1982
3The Effect of Postural Change on Non-Invasive Parameaters in patients with Left Ventricular Systolic Dysfunction, marchin JP, Bashore Tm, Shaffer PB, Clin Res (30(2):203A, 1982
4.The Non-Invasive Localization of Ventricular Ectopy Using Radionuclide Phase Imaging. Bashore TM, Stine RA, Shaffer PB, Bush CA, Leier CV, Schaal SF. Circulation Supp II-498, 1982
5.Radionuclide Angiographic Diastolic Filling Abnormalities in Coronary Artery Disease Patients with Normal Systolic Function. Bashore TM, Snow N, Marchin J, Magorien D, Kellogg M, Shaffer PB. J Am College Cardiol 1:733, 1983
6.The Relationship of Normalized Filling Rates Measured by Radionucldie Ventriculography to Actual Ventricular Filling Rates. Shaffer PB, Bashore T, Magorien D. Clin Research 31:218A, 1983
7.Non-Invasive Localization of Spontaneous PVC Sites Using Radionuclide Phase Imaging. Bashore T, Shaffer PB, Rasor T, Dobmiere D, Stine R. Clin Res 31:168A, 1983
8.Do Normalized Filling Rates Measureed by Radionuclide Ventriulography Actually Represent Ventricular Filling Rates? Shaffer PB, Bashore T, Magorien D. Society of Nuclear Medicine, June 7-10, 1983, St. Louis, MO
9.Comparision of Multiple Exercise Radionuclide Methods for the Detection of Coronary Artery Disease. Ryan J, Gordon J, Shaffer PB, Gibson R, Watson D, Magorien R, Baumert J, Kolibash A, Bashore T. Jnl Nucl Med 26:42, 1985.
10.Value of In-111 Labeled Platelet Scans for Predicting Early Renal Allograft Loss. Shaffer PB, Hinkle G, Olsen J, Sommer B, Henry M, Ferguson R. Jnl Nucl Med 26:98, 1985
11.Accuracy of Exercise Thallium and Exercise Radionuclde Angiography in Patients with Non-Diagnostic Stress EKG’s. Shaffer PB, Ryan J, Gordon J, Gibson R, Watson D, Magorien R, Baumert J, Kolibash A, Bashore T. Radiology 157:131, 1985
12.Value of In-111 Labelled Platelet Scans in Managing Cyclosprine-A Induced Arteriopathy in Renal Allografts. Olsen J, Shaffer PB, Sommer B, Henry M, Schlanger R, Ferguson R, Sharma H, Hinkle G. Radiology 157:295, 1985
13.Construction of Right Ventricular Pressure - Volume Loops Using Gated First Pass Radionuclide Angiography and Micromanometer Pressure Measurements. Fleishman B, Shaffer PB, Bashore T. Circulation Supp, Sept. 1985
14.Alteration of DISIDA kinetics as a function of time in obstructeddogs. Fraser I, Shaffer PB, Staubus A, Tuttle S, Hinkle G, Olsen J, Ellison EC. Jnl Nucl Med 27:937, 1986
15.Use of In-111 labeled platelets to direct therapy in patients with cyclosporine renal arteriopathy. Olsen J, Shaffer P, Hinkle G, Sommer B, Henry M, Ferguson R. Jnl Nucl Med 27:964-965, 1986
16.Moderate exercise enhances left ventricular performance in an aging population. Binkley SF, Shaffer PB, Hatton PA, Schaal SF. Circulation Suppl: Oct 1986
PUBLICATIONS
1.Ventricular Uptake During Brain Scanning: Conrad WC, Tetalman MR, Lloyd TV, King G, Scheu J, Burton M, Shaffer PB. Radiology 128:428, 1978
2.Diagnosis of Ovarian Vein Thrombophlebitis by Computed Tomography: Shaffer PB, Johnson JC, Bryan D, Fabri PJ, Comp Asst Tomog 5(3):436-439 June 1981
3.Incidence and Prevention of Thrombosis of the Subclavian Vein Duirng Total Parenteral Nutrition: Fabri PJ, Miratallo Jm, Ruberg RL, Kudsk KA, Denning DA, Ellison EC, Shaffer PB, Surg, Gyn & Obs 155:238-240 August 1982
4.Differentiation of the Gallbladder from the Duodenum on Cholescintigrams by Dynamic Display: Shaffer PB, Olsen Jo, Radiology 145:217-218 Oct 1982
5.Hepatobiliary Imaging. Shaffer P, Olsen J. Ohio Medical Education Network April 26-30, 1982
6.Assessment of Left Ventricular Pressure Volume Relations Using Gated Radionuclide Angiography, Echocardiography,a nd Micromanometer Pressure Measuremetns. Magorien DJ, Shaffer PB, Bush CA, Magorien RD, Kolibash AJ, Leier CV, Bashore TM. Circ 67:844-853, 1983
7.Isolated Right Ventriuclar Ischemia: A Source of Symptomatic Anginal Pain and a Positive Exercise Electrocardiogram. TW Crosby, PB Shaffer, TM Bashore, Chest 84:101-104, 1983
8.Hemodynamic Correlates of Timing Intervals Ejection Rates and Filling Rates Derived from the Radionuclide Angiographic Volume Curves. Magorien DJ, Shaffer PB, Bush CA, Magorien RD, Kolibash AJ, Unverferth DV, Bashore TM. Am J. Card 53:1028-1033. 1984
9.The Relationship Between Premature Ventricular Contractio Site of Origin (Defined by Radionuclide Phase Analysis) and Subsequent Left Ventricular Function. Rolfe SJ, Rasor T, Shaffer PB, Sanitate PA, Bashore TM. Am J. Card 53:567-571, 1984
10.The Non-Invasive Localization of Ventricular Ectopy by Radionuclide Angiographic Phase Imaging. Bashore T, Stine R, Shaffer PB, Bush C, Leier C, Schaal SF, Circulation 4:681-694, 1984
11.Evaluation of Red Blood Cell Labelling Procedures in Cardiovascular Scintigraphy. Hinkle GH, Reid RD, Shaffer PB, Olsen L. J. Nucl Med Allied Sci 28:63-69, 1984
12.Localization of the site of premature ventricular contractions by radionuclide angiographic phase imaging. Bashore TM, Rasor T, Schaal SF, Stine RA, DiBlasio G, Hatton PA, Shaffer PB. Am J Cardiol 58:503-511, 1986
13.Right ventricular aneurysm due to ischemic heart disease. Diagnosis by radionuclide angiography with localization of PVC origin by Phase Analysis. Shaffer PB, Noto AM, DiBlasio G, Bashore TM, Schaal SF. Clin Nucl Med 12:103-105, 1987
14.Histologic and biochemical correlates of left ventricular chamber dynamics in man. Bashore TM, Magorien DJ, Letterio J, Shaffer P, Unverferth DV: J Am Coll Cardiol 9:734-42, 1987
15.Normalized filling rates from radionuclide angiographic ventricular volume curves do no measure true ventricular filling rates. Shaffer PB, Magorien DJ, Olsen JO, Bashssore Tm. Nuclear Medicine Communications 8:417-429, 1987
16.Pusus alternans induced by inferior vena caval occlusion in man. Bashore TM, Walker S, Van Fossen D, Shaffer PB, Fontana ME, Unverferth DV: Cathet Cardiovasc Diagn 14:24-32, 1988
17.Influence of extracorporeal artificial ventricle on native ventricular performance. Binkley PF, Galbraith T, Shaffer P, Starling R, Murray K, Howanitz P, Watson K, Myerowitz P. Am Hrt Jnl 115:1119-1121, 1988
18.Experimental infections of the musculoskeletal system: evaluation with MR imaging, Tc-99m MDP, and Ga-67 scintigraphy. Beltran J, McGhee RB, Shaffer PB, Olsen JQ, Bennett WF, Foster TR, McCalla MS, Iskra LA, Blagg RL, Biller DS. Radiology 167:167-172, 1988
19.Pharmacokinetics studies of DISIDA disposition: I Animal Studies. Fraser I, Shaffer P, Love J, Staubus A, Hinkle G, Olsen J, Carey L, Fabri P, Ellison EC. Eur Jnl Nucl Med 14:431-435, 1988
20.Pharmacokinetics studies of DISIDA disposition: II Clinical Studies. Love J, Shaffer P, Fraser I, Staubus A, Lott J, Hinkle G, Carey L, Ellison EC, Fabri P. Eur Jnl Nucl Med 14:436-440, 1988
21.Functional abnormalities in isolated left bundle branch block: The effect of interventricular asynchrony Grines C, Bashore T, Boudoulas H, Olson S, Shaffer P, Wooley C. Accepted for publication in Circulation
22.Efficacy of MR imaging vs CT in the detection of acute experiemental osteomyelitis and abscesses. Chandnani V, Beltran J, Morris C, Khalil S, Mueller C, Burk J, Bennett W, Shaffer P, McCalla M, Reses J.
ACCEPTED FOR PUBLICATION IN CIRCULATION
1.Nuclear Cardiology: Bashore T, Shaffer P in Diagnostic Cardiology: A Guidebook for Clinicians Warren JV, Lewis RP eds. Yearbook Publishers, 1985
2.Invasive Intracoronary Studies of Myocardial Perfusion and Viability: Shaffer P, Kolibash AJ, Bashore TM, Olsen J. Chapter 26 in Diagnostic Nuclear Medicine, Second Edition Gottshaick A, Berger H eds. In press
3.Assessment of Diastolic cuntion. Bashore T, Shaffer P in Cardiac Nuclear Medicine, Gerson Med. McGraw-Hill, 1986
PUBLICATIONS IN NON-REFERRED JOURNALS
1.The application of serial mode acquisition to right ventricular imaging. Shaffer P, Software, Medical Data Systems, 1st quarter, 1985
2.Gated Blood Pool Cardiac Imaging. Clinical Nuclear Medicine Updates for Referring physicians, December 1986. Published by the Central Chapter of the Society of Nuclear Medicine
SCIENTIFIC EXHIBITS
1.Unusual manifestations of chest disease. Ohio State Radiologic Society. May 1979
2.Methodi of objective measurement of the uptake of PIPIDA in vivo. Society of Nuclear Medicine 28th Annual meeting, Las Vegas, Nev. June 1981
3.Gated first pass radionuclide angiography of the right ventricle. Ohio State Radiologic Society, May 1983
4.Stress radionuclide angiography. Ohio State Radiologic Society, May 1983
5.External Measurement of rates of myocardial utilization of 123-labeled fatty acid. Central Ohio Heart Association Research Day, May 1988
LECTURES
1.Current status of radionuclide cardiac imaging. Central Ohio Radiologic Society, Jan. 9, 1982
2.Correlation of CT, Ultrasound, and Nuclear hepatobiliary imaging. Central Chapter, Society of Nuclear Medicine Meeting. Columbus, Ohio, Oct. 1982
3.Update on Hepatobiliary Scintigraphy. Central Chapter of Nuclear Medicine update series, Columbus, Ohio, May 1983
4.Phase imaging - theory and applications. Ohio State Radiologic Society. May 1983
5.Determination of ventricular mtoion patterns using Fourier image processing and radionuclide angiography. The 36th Annual Conference on Engineering in Medicine and biology. Columbus, Ohio. Sept. 1983
6.Current direction in cardiovascualr nuclear medicine. Ohio State University College of Medicine Alumni Day. Sept. 1985
7.New methods in cardiovascular nuclear medicine. Ohio State University College of Medicine Alumni Day. Sept. 1985
8.Physiologic dysfunction vs. Anatomic coronary artery disease: the contribution of Nuclear Medicine. Ohio state university College of Medicine Alumni Day. Sept. 1986
9.High-tech Cardiac Imaging: Pretty Pictures and Unique Information. Medical College of Ohio at Toledo Alumni Reunion. Sept. 28, 1986
10.Cardiac anatomy as seen on gated MR images. SIGNA users meeting, July 23, 1988, The Ohio State University