Education and Degrees

• M.D., University of Saskatchewan, Saskatoon, Saskatchewan, Canada, 1976

Certification

• American Board of Radiology, Therapeutic Radiology, 1983 (Recertified 1999)
• American Board of Internal Medicine, 1980
• Royal College of Physicians and Surgeons of Canada, Internal Medicine, 1980

Training

• Residency in Radiation Oncology, The Princess Margaret Hospital, Toronto, Ontario, Canada, 1980-3
• Residency in Internal Medicine, University Hospital, London, Ontario, Canada, 1977-80
• Internship, Hurley Medical Center, Flint, Michigan, 1976-7

Special Interests

• Central nervous system tumors
• Ocular tumors
• Endovascular brachytherapy

Achievements and Honors

• Honorary Fellowship, American College of Radiology, 1999

Committee Memberships

• American Society for Therapeutic Radiology and Oncology, Subcommittee on Benign Disease, Chair, 1999-2000
• American Association of Physicists in Medicine, Endovascular Brachytherapy Task Group 60, 1995-2000

Selected Recent Publications

• Tripuraneni P, Crocker I.  Endovascular brachytherapy.  In:  Principles and Practice of Radiation Oncology (4th Ed), Perez CA, Brady LW, Halperin E, and Schmidt-Ullrich R (eds).  Pp. 2352-2372.   Lippincott Williams and Wilkins, Philadelphia, PA, 2004.
• Narayan P, Crocker I, Elder E, Olson JJ.  Safety and efficacy of concurrent interstitial radiation and hyperthermia in the treatment of progressive malignant brain tumors.  Oncology Reports 11(1): 97-103; 2004.
• Crocker I.  Considerations on radiation source selection and utilization in vascular brachytherapy.  Journal of Invasive Cardiology 15(11): 664-8; 2003. 
• Tatter SB, Shaw EG, Rosenblum ML, Karvelis KC, Kleinberg L, Weingart J, Olson JJ, Crocker IR, Brem S, Pearlman JL, Fisher JD, Carson K, Grossman SA.  An inflatable balloon catheter and liquid 125I radiation source (GliaSite radiation therapy system) for treatment of recurrent malignant glioma:  multicenter safety and feasibility trial.  Journal of Neurosurgery 99(2): 297-303; 2003.
• Costa R, Joyal M, Harel F, Fox T, Crocker I, Arsenault A, Gregoire J, Bonan R.  Treatment of bifurcation in-stent restenotic lesions with beta radiation using strontium 90 and sequential positioning pullback:  procedural details and clinical outcomes.  Journal of Invasive Cardiology 15(8): 469-74; 2003.
• Tuli A, Subramaniyam V, Bakir S, Block PC, Crocker IR.  Debulking for in-stent restenosis in the brachytherapy era:  does it still have a role?  Journal of Invasive Cardiology 15(4): 209-12; 2003.
• Crocker I, Fox T.  Source selection in vascular brachytherapy.  Journal of Invasive Cardiology 15(Suppl A): 17A-18A; 2003.
• Crocker I, Robinson K. Rationale for vascular radiotherapy. Seminars in Radiation Oncology 12(1): 3-16; 2002.
• Mayr MT, Crocker IR, Butker EK, Williams H, Cotsonis GA, Olson JJ.  Results of interstitial brachytherapy for malignant brain tumors.  International Journal of Oncology 21(4): 817-23; 2002.
• Stubbs JB, Frankel RH, Schultz K, Crocker I, Dillehay D, Olson JJ. Preclinical evaluation of a novel device for delivering brachytherapy to the margins of resected brain tumor cavities. Journal of Neurosurgery 96(2): 335-43; 2002.
• Morino Y, Kaneda H, Fox T, Takagi A, Ali H, Hassan M, Yasuhiro H, Bonan R, Crocker I, Lansky A, Laskey W, Suntharalingam M, Heidi N, Bonneau R, Yock P, Fitzgerald P.  Delivered dose and vascular response following beta radiation for in-stent restenosis:  retrospective dosimetry and volumetric intravascular ultrasound analysis.  Circulation 106(18): 2334-9; 2002.
• Crocker I, Joyal M, Fox T, Arsenault A, Bonan R.  Treatment of long diffuse in-stent restenotic lesions with beta radiation using strontium 90 and pullback technique: procedural details and clinical outcomes. Journal of Interventional Cardiology 13(12): 782-7; 2001.
• Salame MY, Verheye S, Crocker IR, Chronos NA, Robinson KA, King S 3rd.  Intracoronary radiation therapy. European Heart Journal 22(8): 629-47; 2001.
• Scott NA, Crocker IR, Yin Q, Sorescu D, Wilcox JN, Griendling KK.  Inhibition of vascular cell growth by X-ray irradiation: comparison with gamma radiation and mechanism of action.  International Journal of Radiation Oncology Biology Physics 50(2): 485-93; 2001.
• Verheve S, Coussement PK, Salame MY, Fallahi P, Cui J, Chronos NA, King S, Crocker IR, Robinson KA. High-dose external beam irradiation inhibits neointima formation in stented pig coronary arteries. International Journal of Radiation Oncology Biology Physics 51(3): 820-7; 2001.