Karel Pacak, MD, PhD, DSc
Dr. Pacak is an international expert on pheochromocytoma/paraganglioma and has put together this research protocol at the NIH. He is currently working as the Chief of Section on Medical Neuroendocrinology, NICHD. He has been at the NIH for over 15 years and has published numerous of articles, spoken at many lectures and contributed to numerous books on this topic. He and his colleagues have developed new biochemical and imaging approaches for localizing pheochromocytoma and paraganglioma tumors. Dr. Pacak grew up and received his education in the Czech Republic and currently resides in Maryland. He received his medical degree with the honor of Summa Cum Laude from First Faculty of Medicine at Charles University, Prague, Czech Republic one of the most prestigious schools for the study of medicine in the that country. Dr. Pacak earned his PhD and his D.Sc degree in Neuroendocrinology. His training includes a fellowship in the Clinical Neuroscience Branch at the NINDS,NIH under Dr. Goldstein and Dr. Kopin from 1990-1995. He did his residency at the Washington Hospital Center, Washington D.C from 1995-1997 and completed another fellowship under Dr. Chrauser at the NICHD, NIH from 1997-1998. He is a past member of the American Society for Neuroscience, the International Brain Research Organization (IBRO), and the American College of Physicians. He was appointed in 1993 and has since maintained his membership with the American Endocrine Society.
- MD, First Faculty of Medicine, Charles University
- PhD, Neuroendocrinology, Charles University
- D.Sc, Neuroendocrinology, Charles University
- Adjunct Professor of Medicine and Endocrinology, Faculty of Medicine, Charles University, Prague, Czech Republic
- Adjunct Professor of Medicine and Endocrinology, Division of Endocrinology, Georgetown University, Washington, D.C.
Dr. Pacak has received numerous awards for academic achievement, research excellence, staff recognition, and advancement in medical sciences. He received the Leon E. Sample Memorial Lecture award from Yale University in 2002. His most recent awards include the Gold Jessenius Medal from the Slovak Academy of Sciences, the award for the cure of Pheochromocytoma and Paraganglioma from PheoPara Alliance, the NICHD Director Merit Award, the Pincus Taft Memorial Lecture from the Endocrine Society of Australia and other special recognitions throughout the world during plenary lectures at Annual Meetings for the Endocrine Society.
Section on Medical Neuroendocrinology
Karen T. Adams, CRNP
Ms. Adams has 15 years of professional practice since receiving her MSN from Syracuse University in 1996. Her commitment to public health began when working in a low-income public health clinic and performing volunteer work with Mission of Mercy, a charitable organization providing free health care services to the poor of central Pennsylvania. In 2004 Ms. Adams joined the Pheochromocytoma/Paraganglioma (Pheo) protocol at the National Institute of Child Health and Development. As one of two permanent members of the Pheo team she has helped increase the number of patients treated each year by more than 500%. Recognizing the difficulty patients encounter when trying to learn of this rare form of cancer, she organized the 1st National Pheo/Para Patients Conference in 2006, an event she has organized each succeeding year. With her knowledge of patient issues she brought together concerned patients and family members to organize themselves, being the foundress of the Phe Para Alliance, a 501c3 charity that provides finding to research and treatment programs throughout the world. She serves as Secretary to PRESSOR Pheochromocytoma Research Support Organization, an international organization of pheo doctors and researchers and is on the organizing committee of the International Symposium on Pheochromocytoma (ISP) and has co-authored more than 15 refereed journal articles.
Alessio Giubellino, M.D.
Dr. Alessio Giubellino received his M.D. from the University of Torino Medical School in 1999 and trained in the Division of Molecular Oncology of the same University studying cell signal transduction with emphasis on HGF/c-Met signaling. He joined the NCI's Urologic Oncology Branch in 2004. Dr. Giubellino research has focused on cancer biomarkers and on pre-clinical drug development, specifically targeting aberrant protein signaling networks associated with cancer as a new therapeutic strategy. His work at NCI has been published in several journals, including Cancer Research, Clinical Cancer Research and the Journal of Medicinal Chemistry. Dr. Giubellino was the recipient of two NIH Fellow's Award for Research Excellence and an AACR-Aflac Scholar-in-Training Award, and he is a member of the American Association for Cancer Research and the Metastasis Research Society. Dr. Giubellino joined NICHD in 2010 and he is currently working on strategies to develop novel cancer biomarkers and therapeutics for patients with pheochromocytoma and paraganglioma.
Electron Kebebew, M.D., F.A.C.S.
Dr. Kebebew completed his medical training, surgical residency, and NCI T32 basic science surgical oncology fellowship all at the University of California, San Francisco. Dr. Kebebew joined the surgical faculty at the University of California, San Francisco, in 2002. He became a research scientist, as well as an internationally recognized endocrine surgeon. He has performed more than 1,500 operations on the thyroid, parathyroid, adrenal, and pancreas glands. In 2009, he was recruited to NCI as a senior investigator and the head of the Endocrine Oncology Section in the Surgery Branch.
Marybeth Hughes, M.D., F.A.C.S.
Dr. Hughes completed her general surgery training at Eastern Virginia Medical School in Norfolk, VA. Her surgical oncology and endocrine fellowship training was completed at NCI. Since 2004, Dr. Hughes has been a member of the Surgery Branch Senior Staff. Her academic appointment is as an assistant professor of surgery at the Uniformed Services University of Health Sciences.
For more information please refer to the Surgery Site.
Antonio Tito Fojo, M.D., Ph.D.
Medical Oncology Branch and Affiliates
Dr. Fojo was born in Havana, Cuba, moved to the United States with his family in 1960, and became a U.S. citizen in 1970. He received his M.D. and Ph.D. from the University of Miami. He completed 3 years of training in internal medicine at Washington University/Barnes Hospital in St. Louis, and after a year as chief resident came to the NCI as a clinical associate in the Medicine Branch, now the Cancer Therapeutics Branch. After 3 years with Drs. Ira Pastan and Michael Gottesman, he assumed the position of senior investigator in the Cancer Therapeutics Branch.
Margarita Velarde, CFNP
Medical Oncology Branch
Douglas Rosing, M.D., F.A.C.C
Head of the Cardiac Consultation Service
Douglas R. Rosing, M.D. is head of the Cardiac Consultation Service at the National Heart, Lung & Blood Institute of the National Institutes of Health where he also does clinical research. Prior to this position, Dr. Rosing was in private practice with Cardiac Consultants Chartered (presently Maryland Heart) in Bethesda and Rockville, Maryland for 17 years. Dr. Rosing is board certified in cardiovascular disease and internal medicine.
Originally from Buffalo, New York, Dr. Rosing earned his undergraduate degree from Princeton University and MD at SUNY at Buffalo. He completed his internship at the Buffalo General Hospital and residency in Cardiology at the National Heart & Lung Institute in Bethesda and was a senior assistant resident in medicine at the Peter Brent Brigham Hospital in Boston, Massachusetts.
Dr. Rosing has held faculty appointments at the University of Pennsylvania School of Medicine, Georgetown University Hospital, and at George Washington University Medical School where he currently serves as a clinical professor of medicine. He also formerly was director of the Cardiac Catheterization Laboratory at the NIH.
Jennifer Audibert, MS, CRNP
Family Nurse Practitioner
Brenda Holdbrook, MSN, CRNP
Family Nurse Practitioner
Alessandra Brofferio, M.D.
National Heart Lung and Blood Institute (NHLBI)
Suzanne Mcgehee, MS, CRNP-F
Family Nurse Practitioner
Special Procedures Team
Interventional radiology is responsible for all the image-guided procedures in the Radiology and Imaging Sciences within the Clinical Center. Interventional radiology services are crucial to care and treatment of patients throughout the Clinical Center and NIH.
The NIH has recently completed a state-of-the-art IR suite of the future including a one-of-a-kind combination Angio/CT suite with device tracking, CT-integrated robotics, and multimodality fusion. The Angio/CT interventional suite will have a 256 slice multidetector CT scanner installed in 2009.
Aradhana M. Venkatesan, M.D.
Dr. Venkatesan earned her medical degree from Harvard Medical School. She also holds dual undergraduate degrees in Biology and English Literature from Swarthmore College. Her training includes two fellowships, one in Abdominal Imaging and Interventional Radiology and one in Musculoskeletal Imaging, both from Massachusetts General Hospital. Dr. Venkatesan also completed her residency at Massachusetts General Hospital, where she served as Chief Resident. She maintains a full clinical schedule, with her clinical duties being divided between the Diagnostic Body Imaging section and the Interventional Radiology section, where she specializes in non-vascular interventions.
Bradford Wood, M.D.
Bradford Wood is a Senior Investigator with Tenure at NIH. He earned both his undergraduate and graduate degrees from The University of Virginia, then completed an Internship in Internal Medicine, followed by Residency in Diagnostic Radiology at Georgetown University, where he was Chief Resident. He then went on to do double fellowships at Massachusetts General Hospital at Harvard in Abdominal Imaging and Intervention and Vascular & Interventional Radiology, and stayed on staff at Massachusetts General Hospital / Harvard after training, and holds his Certificate of Added Qualifications in Vascular and Interventional Radiology. Dr. Wood has been practicing in Interventional Radiology at NIH since 1998 and is also an Adjunct Investigator in the National Cancer Institute, where he is credentialed in surgery and radiology.
Nuclear Medicine Team
James Reynolds, M.D.
Dr. James Reynolds, a native of Madison, Wisconsin, earned his bachelor's and medical degrees from the University of Wisconsin. He trained in internal medicine at the Mayo Clinic and in endocrinology both at Mayo and the Ohio State University. He received nuclear medicine training at the University of Washington, Seattle. He is board certified in all three specialties and is a Certified Clinical Densitometrist (ISCD). He came to the National Institutes of Health in 1983 as a staff physician and head of the in-vitro laboratory supporting diagnostic and therapeutic studies with radiolabeled monoclonal antibodies. From 1991 to 1999 he was Chief of the Clinical Studies Section of the Nuclear Medicine Department.
Clara Chen, M.D.
Nuclear Medicine Physician and Deputy Chief
Dr. Chen completed her undergraduate studies at Princeton University, graduating in 1978. She earned her Doctorate in Medicine from Cornell University Medical College in 1982. She completed a residency in Internal Medicine at the University of Minnesota in 1985 and a Nuclear Medicine residency at the Albert Einstein College of Medicine/Montefiore Medical Center in New York in 1989. She is Board Certified in Internal Medicine and Nuclear Medicine.
Dr. Chen has been a Staff Nuclear Medicine physician in the Clinical Center Nuclear Medicine Department since 1989. She became the Section Chief of the Clinical Studies Section in 1998 and Deputy Chief of the Department in 2006. Dr. Chen's main clinical research activities have recently been in imaging of pheochromocytoma and oncology.
Alexander Ling, M.D.
Dr. Ling trained in diagnostic radiology at the Johns Hopkins Hospital. He has since been immersed in body imaging at the NIH Clinical Center, performing and interpreting a range of body imaging studies, participating in collaborative research with several institute constituents, and serving on the Radiation Safety Committee. His interests include various aspects of oncologic imaging, dynamic methods, and computer applications, recently including morphometry.
Keith Horvath, M.D.
Chief, Cardiothoracic Surgery, NIH Heart Center at Suburban Hospital
Keith Horvath is Chief, Cardiothoracic Surgery at Suburban Hospital as well as Director, Cardiothoracic Surgery Research for the National Heart, Lung, Blood Institute (NHLBI) at the National Institutes of Health (NIH) and an affiliate with Johns Hopkins Medical Center. He assumed this position after being an Associate Professor of Surgery at Northwestern University, Chicago Illinois. Trained in general and cardiothoracic surgery at the Brigham and Women's Hospital, Dr. Horvath is a graduate of the University of Chicago, Pritzker School of Medicine.
Dr. Horvath has represented the STS to CMS, FDA, RUC, PEAC and Congress. As Chief, Cardiothoracic Surgeon he is committed to the successful design and outcome of the NIH Heart Center at Suburban Hospital. He leads a staff of 43 dedicated cardiothoracic surgery representatives who are experts in various methodologies of patient care.
As Director, Cardiothoracic Surgery Research Program at the NIH, Dr. Horvath's organization is a three part surgical program to scientifically investigate cellular/molecular biology, biomechanics, and xenotransplantation results within vivo models. His NIH team includes 3 staff scientists, 2 fellows, and 1 biomechanical engineer.
Finally, Dr. Horvath has performed over two thousand cardiac surgeries. He has authored and coauthored over two hundred publications.