Rittenberry, MD attended medical
school at the University of Texas
and completed her Internal Medicine
residency and Endocrinology
fellowship at the
State University Medical Center
(OSU). OSU is widely known for
its thyroid cancer research, and
actually created a thyroid cancer
staging system, which is used
Dr. Rittenberry was trained under
Dr. Richard Kloos, a well-known
"guru" of thyroid cancer in the U.S.
and Secretary of the American
Thyroid Association (ATA). Dr.
Rittenberry also did numerous
research projects in the field of
thyroid cancer, and presented her
research at the ATA's annual meeting
in 2006. She also researched
diabetes with Dr. Kwame Osei, an
international diabetes expert and
Chairman of the Global Diabetes
Summit, which was held in 2007.
After her fellowship, Dr.
Rittenberry completed additional
rigorous training in nuclear
medicine physics and
radiopharmaceuticals and is one
of a select few Authorized
Prescribers of radioactive iodine in
the U.S. This is used to treat
both thyroid cancer and