Kent Duffy

Kent R. Duffy, M.D.

Dr. Duffy received his medical degree from Temple University School of Medicine. He completed his internship in General Surgery and residency in Neurological Surgery at the University of California, Los Angeles Medical Center and Affiliates.

Education:

  • M.D. Temple University School of Medicine
  • M.S. Physiology, Temple University School of Medicine
  • A.B. Princeton University

 

 

Postgraduate Training & Fellowships:

  • Intern, Department of Surgery, UCLA Medical Center and Affiliates, Los Angeles, CA
  • Resident, Division of Neurosurgery, UCLA Medical Center and Affiliates, Los Angeles, CA
  • Chief Resident, Division of Neurosurgery, UCLA Medical Center and Affiliates, Los Angeles, CA
  • Medical Student Summer Research Fellowship, Temple University School of Medicine, Philadelphia, PA
  • Postgraduate Fellow, Physiology, Temple University School of Medicine, Philadelphia, PA
  • Instructor, Temple University School of Dentistry, Philadelphia, PA
  • Research Fellow, C.U.R.E. Wadsworth Veterans Administration, Medical Center, Los Angeles, CA

Specialty Certification:

  • American Board of Neurological Surgery

Awards & Honors:

  • First Prize, Excellence of Research, Eastern Student Research Forum, AMSA, University of Miami School of Medicine
  • Dr. Harold Lamport Biomedical Research Prize, Temple University School of Medicine
  • Michael Scott, M.D., Award for Excellence in Neurosurgery, Temple University School of Medicine Commencement
  • American Federation for Clinical Research, Western Society for Clinical Investigation, Post-doctoral Trainee Award for Research

Academic Appointments & Hospital Affiliations:

  • Assistant Professor, Department of Neurosurgery, New York Medical College, Valhalla, NY
  • Westchester Medical Center,Valhalla, NY
  • Our Lady of Mercy Medical Center, Bronx, NY
  • Sound Shore Medical Center, New Rochelle, NY
  • White Plains Hospital, White Plains, NY
  • Lawrence Hospital, Bronxville, NY
  • Northern Westchester Hospital Center, Mt. Kisco, NY
  • Phelps Memorial Hospital Center, Sleepy Hollow, NY
    St. John’s Riverside Hospital, Yonkers, NY

Bibliography:

  • Daras M, Koppel BS, Heise CW, Mazzeo MJ, Poon TP, Duffy KR. Multiple spinal intradural schwannomas in the absence of von Recklinghausen’s disease. Spine 1993 18:2556-2559
  • Kasoff SS, Rifkinson-Mann S, Spiller M, Lansen TA, Duffy KR, Valsamis MS. Characterization of pediatric intracranial and intraspinal tumors by the dependence of proton 1/T1 values on magnetic field strength. Child’s Nerv Syst 1992; 8:163.
  • Gochman GA, Duffy KR, Crandall PH, Vinters, HV. Plasma cell granuloma of the brain. Surg Neurol 1990 33:347-52
  • Koppel BM, Daras M, Duffy KR. Intramedullary spinal cord abscess. Neurosurgery 1990 26:145-46
  • Rifkinson-Mann S, Tugal O, Kasoff SS, Lansen TA, Duffy KR, Kutscher M, Jayabose R, Jacobson R, Wolff R, Roseman B. Management of Malignant Brain Tumors with Surgery and Chemotherapy. Pediatric Neuroscience 1989 15(3):140-160.
  • Duffy KR, Becker DP. State-of-the-art management of severe closed-head injury. J. Intensive Care Medicine 1988 3(6):291-302
  • Duffy KR, Pardridge WM, Rosenfeld RG. Human blood brain barrier insulin-like growth factor (IGF) receptor. Metabolism 1988 37:136-40
  • Moffitt B, Duffy KR, Lufkin R, Frazee J, Vinuela F, Benston J. MR Imaging of intrachiasmatic hemorrhage. J of Computer Assisted Tomography 1988 12:535-536
  • Duffy KR, Pardridge WM. Blood brain barrier transcytosis of insulin in developing rabbits. Brain Research 1987 420:32-38
  • Ryan JP, Duffy KR. Lower esophageal sphincter pressure response to pentagastrin: Effect of cholingeric augmentation and inhibition. American Journal of Physiology 1978 234:301-05
  • Duffy KR. Mechanism of action of pentagastrin on the lower esophageal sphincter. Medical Student Summer Research Fellowship, Temple University School of Medicine, 1978
  • Duffy KR. Lower esophageal sphincter pressure response to pentagastrin: Effect of cholinergic augmentation and inhibition. Master’s Degree Thesis, Temple University School of Medicine 1978
  • Duffy KR. The caudate nucleus, locomotor activity and development: An experimental investigation of hyperactivity in the rat after bilateral caudate nucleus lesions at eight and eighteen days of age. Senior Thesis, Princeton University 1975
  • Duffy KR. The nigro-strial syndrome: An investigation of experimentally-induced catalepsy in the rat after bilateral nigro-strial pathway lesions with 6-hydroxydopamine. Junior Thesis, Princeton University, 1974.

Abstracts & Presentations:

  • Spiller M, Kasoff SS, Lansen TA, Valsamis MP, Duffy KR, Koenig SM, Tenner MS. Relaxometry of non-calcified human meningiomas–correlation with histology and solids content. Chosen to be abstracted in Year Book of Neuroradiology 1995.
  • Spiller M, Tenner MS, Kasoff SS, Lansen TA, Rifkinson-Mann S, Duffy KR, Valsamis MP, Brown III RD, Koenig SH. 1T1 Relaxivity of Intracranial and Intraspinal Tumors. Correlation with Histology and MTC. Twelfth Annual Scientific Meeting of the Society of Magnetic Resonance in Medicine, New York, August 14-20, 1993.
  • Duffy KR, Daras M, Koppel B, Heise C. Mazzeo M. Poon T. Multiple spinal intradural schwannomas in the absence of von Recklinghausen’s disease. Annual Meeting of AANS/CNS Joint Section of Disorders of the Spine and Peripheral Nerves, Tuscon, AZ, February 17-20, 1993.
  • Duffy KR. Lumbar epidural hemorrhage associated with disc herniation: Results of MRI and surgery. Annual Meeting of AANS/CNS Joint Section of Disorders of the Spine and Peripheral Nerves, Tuscon, AZ, February 17-20, 1993
  • Duffy KR. Colloidal pituitary adenomas: Results of MRI and trans-sphenoidal surgery. Annual Meeting of the North American Skull Base Society, Scottsdale, AZ, February 12-14, 1993
  • Duffy KR, Taddonio R. Atlanto-occipital dislocation: Report of an adult survivor including MRI findings and surgical management. Annual Meeting of the North American Skull Base Society, Scottsdale, AZ, February 12-14, 1993
  • Duffy KR, Spiller M, Kasoff SS, Lansen TA, Duffy KR, Rifkinson-Mann S, Valsamis MP, Koenig SH, Brown RD, Tenner MS. Very low magnetic field strengths differentiate secreting from non-secreting pituitary adenomas. AANS Annual Meeting, San Francisco CA, April 11-16, 1992.
  • Lansen TA, Spiller M, Kasoff SS, Duffy KR, Rifkinson-Mann, Valsamis MP, Koenig SH, Brown RD, Tenner MS. Dependence of water proton 1/T1 values on magnetic field strength in human intracranial and intraspinal tumors. Correlations with histology. AANS Annual Meeting, San Francisco, CA, April 11-16, 1992.
  • Lansen TA, Spiller M, Kasoff SS, Duffy KR, Rifkinson-Mann, Valsamis MP, Koenig SH, Brown RD, Tenner MS. Dependence of water proton 1/T1 values on magnetic field strength in human astrocytomas. Correlations with histology and water/solids content. AANS Annual Meeting, San Francisco, CA, April 11-16, 1992.
  • Kasoff SS, Rifkinson-Mann, Spiller M, Lansen TA, Duffy KR, Valsamis MD, Koenig S., Brown RD, Tenner MS. Characterization of pediatric intracranial and intraspinal tumors by the dependence of proton 1/T1 values of magnetic field strength. Annual Meeting of the International Society for Pediatric Neurosurgery. Prague, Czechoslovakia June 3-6, 1992
  • Taddonio RF, Remer S, Duffy KR. Single stage anterior decompression and posterior stabilization with circumferential fusion for cervical spine trauma. North American Spine Society Annual Meeting, 1991
  • Spiller M, Brown RD, Kasoff SS, Duffy KR, Koenig SH, Lansen TA, Rifkinson-Mann S, Tenner MS, Valsamis MP. Characterization of tumor of human CNS by relaxometry including cross relaxation. Society of Magnetic Resonance in Medicine 10th Annual Scientific Meeting, San Francisco, CA, August 10-16, 1991
  • Bodhireddy SR, Poon TP, Duffy KR. Autopsy case report of a hypothalamic granular cell tumor associated with multiple neoplasms. Amer. Assoc of Neuropathologists Annual Meeting, 1991.
  • Duffy KR, Taddonio R. Cervical spine stabilization with inter-spinous process Wisconsin wiring, with and without combined anterior decompression for traumatic subluxation. Am. Assoc. Neurologic Surgeons Annual Meeting Program, April 1991.
  • Duffy KR, Taddonio R. Cervical spine stabilization with inter-spinous process Wisconson wiring, with and without combined anterior decompression, for traumatic subluxation. AANS/CNS Joint Section on Disorders of the Spine and Peripheral Nerves Annual Meeting Program, 1991
  • Rifkinson-Mann S, Tugal O, Kasoff SS, Lansen TA, Duffy KR, Kutscher M, Jayabose R, Jacobson R, Wolff R, Roseman B. Management of Malignant Brain Tumors with Surgery and Chemotherapy. Second Annual International Symposium on Pediatric Neuro-oncology, May 24-26, 1990.
  • Rifkinson-Mann S, Tugal O, Kasoff SS, Jayabose S, Valsamis M, Duffy KR, Lansen TL, Jacobson R, Kutscher M, Roseman B, Wolff R. “Management of malignant neonatal brain tumors with surgery and chemotherapy. Poster presentation, International Symposium of Pediatric Neuro-Oncology, Philadelphia, May 1990.
  • Duffy KR, Lansen TA, Batzdorf U. Evaluation of Peroneal Palsy with MRI: Implications for Surgery. AANS/CNS 1989 Joint Section on Disorders of the Spine and Peripheral Nerves. Cancun, Mexico.
  • Kasoff SS, Moorthy C, Lansen TA, Duffy KR, Tenner M, Hilaris B. Gelfoam impregnated Iodine-125 interstitial brachytherapy-the technique, dosimetry and early outcomes. CNS Annual Meeting Program. Atlanta 1989
  • Duffy KR, Pardridge WM. Rosenfeld RG. Human blood brain barrier insulin-like factor IGF receptor. Clinical Research 149A, 1987
  • Duffy KR, Pardridge WM. Receptor-mediated transport of insulin through the blood barrier. Diabetes 35 (suppl 1) 59A, 1986
  • Duffy KR, Pardridge WM. Blood-brain barrier transport of insulin. Bull. of Clin Neuroscience, 1986.
  • Duffy KR, Choi TB, Pardridge WM. In vivo evidence that brain insulin originates from blood. Clinical Research 34:57A, 1986
  • Ryan JP, Duffy KR. Effect of pregnancy on intestinal transit in rats. Federation Proceedings 41:1700, 1982
  • Duffy KR, The Cushing ulcer: Update, 1981 American Association of Neurological Nurses Annual Meeting Program, 1981
  • Duffy, KR, Ryan JP. Mechanism of action of pentagastrin on the lower esophageal sphincter. National Student Research Forum, 1978
  • Duffy, KR. Mechanism of action of pentagastrin on the lower esophageal sphincter. Clinical Research 26:637A, 1978
  • Duffy, KR. Mechanism of action of pentagastrin on the lower esophageal sphincter. Eastern Student Research Forum. 1978
  • Duffy, KR, Ryan JP. Lower esophageal sphincter pressure response to pentagastrin: Effect of cholinergic augmentation and inhibition. Philadelphia Gastrointestinal Research Forum, Spring 1977
  • Duffy, KR, Ryan JP. Mechanism of lower esophageal sphincter pressure increases in response to pentagastrin infusion. Federation Proceedings 36:557, 1977

 

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