Radiologists, pediatrician grow faculty ranksPublished on Thursday, September 8, 2016 Published on September 08, 2016 The Medical Center is proud to announce the following additions to its faculty and leadership staff. Stella March Powell, M.D. PowellDr. Stella March Powell, a staff radiologist at Advanced Imaging of Alabama, Anniston, has joined the Medical Center faculty as an assistant professor of radiology.After receiving her BS in computer engineering and in computer science in 1988 and her MS in computer science in 1992 from the University of South Florida's College of Engineering, Tampa, Powell earned her M.D. in 1996 at the University of Tennessee's College of Medicine, Memphis, where she had a diagnostic radiology residency from 1996-2000. She served as a radiologist in Nashville, Memphis and Jackson, Tennessee, for two years before becoming solo radiologist for Grandview Medical Center, Jasper, Tennessee, in 2002. She joined Kings Daughters Medical Center in 2008 as staff radiologist, then moved to Advanced Imaging of Alabama in 2015.Certified by the American Board of Radiology and the American College of Radiology for breast MRI, Powell's special interests are in cross sectional imaging, ER radiology, woman's imaging and pediatrics. Tanvir Rizvi, M.B.B.S., M.D. RizviDr. Tanvir Rizvi, a former clinical instructor in neuroradiology at the University of Virginia Health System, Charlottesville, has joined the Medical Center faculty as an assistant professor of radiology.After completing the All India Senior School Certificate examination at Saint Xavier Senior Secondary School, Jaipur, in 1987, Rizvi earned his M.B.B.S. in 1994 and his M.D. in radiodiagnosis in 1997 at SMS Medical College, University of Rajasthan, Jaipur. He also obtained his DNB in radiodiagnosis in 1999 from the National Board of Examinations, New Delhi, India, and his DM in neuroradiology in 2005 from the All India Institute of Medical Sciences, New Delhi. Rizvi finished residency training in radiodiagnosis in 1997 at SMS Medical College.From 1998-2005, he served as an assistant professor at RNT Medical College, Udaipar. He also finished his training in neuroradiology in 2005 at the All India Institute of Medical Sciences; he was the second candidate in India to accomplish a training in neuroradiology leading to a certificate of DM in neuroradiology. He also finished fellowships in diagnostic neuroradiology in 2012, in nuclear medicine in 2013 and in diagnostic neuroradiology in 2014 at the University of Virginia Health Systems, where he became a clinical instructor in body imaging in 2014 and in neuroradiology in 2015.An active member of several professional organizations, including the American Medical Association, the American College of Radiology and the American Society of Neuroradiology, Rizvi is the author or coauthor of 13 articles in peer-reviewed scientific publications, two book chapters and four abstracts. Peer reviewer for a number of medical journals, his research interests involve spinal vascular malformations, brain tumors and imaging of movement disorders. Renjithkumar Kalikkot Thekkeveedu, M.D. KalikkotDr. Renjithkumar Kalikkot Thekkeveedu has joined the Medical Center faculty as an assistant professor of pediatrics in the Division of Neonatal Perinatal Medicine.After receiving his medical degree from Kozhikode Medical College, Calicut University, India, in 2001, Kalikkot had pediatric residency training from 2003-06 at Trivandrum Medical College, Kerala University, Trivandrum, India, and from 2010-13 at the Children's Hospital of New Jersey at Newark Beth Israel Medical Center. He completed his neonatal-perinatal medicine fellowship at the Baylor College of Medicine/Texas Children's Hospital, Houston.An active member of several professional organizations, including the American Academy of Pediatrics, Kalikkot's research interests include the role of NFE2 related factor in hyperoxic lung injury, cystic PVL in VLBW newborn and saccharomyces boulardii in acute diarrhea. He has presented his research in various national and international conferences.In 2015, Kalikkot received the travel award for his research presentation at the Pediatric Academic Society meeting in San Diego. His quality improvement project, “Increasing the Number of Timely Consult Calls,” also won the award for outstanding project presentation for clinical postdoctoral fellows.Kalikkot has coauthored a peer-reviewed article, “Efficacy of Saccharomyces Boulardii in the Treatment of Acute Watery Diarrhea of Infants and Children - A Double Blind Randomized Trial,” that appeared in the Indian Journal of Practical Pediatrics. James A. York, M.D. YorkDr. James A. York, formerly a partner at North Metropolitan Radiology Associates, LLP, Atlanta, has joined the Medical Center faculty as an instructor in radiology.After receiving his BA in chemistry from Indiana University, Bloomington, in 1988, York earned his MD in 1992 at the Tufts University School of Medicine, Boston, where he had an internship in medicine from 1992-93. He had a diagnostic radiology residency from 1993-97 at MD Anderson Cancer Center, University of Texas, Houston, and a fellowship in vascular and interventional radiology from 1997-98 at the University of Texas-Southwestern Medical Center, Dallas. A radiologist for Vista Radiology, PC, in Knoxville, Tennessee and director of interventional radiology at Blount Memorial Hospital, Maryville, Tennessee, from 1998-2000, he began his partnership with North Metropolitan Radiology Associated in 2000 and served as chief of radiology, vice chief of radiology and director of interventional radiology at Gwinnett Medical Center, Lawrenceville and Duluth, Georgia.The author or coauthor of five articles in peer-reviewed professional publications, York has given 10 continuing medical education presentations nationally.