World's tallest man, 29, finally stops growing with help from Va. doctors

Sultan Kosen of Turkey talks to the media at the Istiklal Avanue after he was named the tallest man in the world by the 2010 Guinness Book of Records, on Sept. 25, 2009 in Istanbul.

/ MUSTAFA OZER/AFP/Getty Images

(CBS News) The tallest man in the world may have finally stopped growing with the help of U.S. doctors.

PICTURES: World's tallest man Sultan Kosen stops growing

Sultan Kosen, a 29-year-old Turkish man who stands at 8 feet, three inches tall, is recognized by Guinness World Records as the world's tallest man. But the condition that caused his towering figure could kill him, doctors say. Kosen's height is caused by acromegaly, a condition that's often caused by a tumor in the pituitary gland, which causes excess growth hormones to be produced. If the growth hormone is produced before puberty begins, the condition may lead to gigantism.

In May 2010, Kosen visited the University of Virginia Medical Center in Charlottesville to get help from an endocrinologist.

"His skeleton just can't support him," Kosen's endocrinologist, Dr. Mary Lee Vance a neurosurgeon at the hospital, said in a written statement.

Agromegaly occurs in about 6 out of every 100,000 adults, according to the National Institutes of Health. Besides medication, doctors will try to surgically remove the tumor if possible, which usually corrects the abnormal hormone release.

"Treating someone 8 feet 3 inches tall is no different from treating someone 5 feet 10 inches tall," Dr. Vance says. "The important thing is to stop the production of the excess growth hormone."

Because Kosen's tumor had spread to areas of his brain, doctors didn't think they could safely operate. A neurosurgeon at UVA, Dr. Jason Sheehan, then performed a procedure called "Gamma Knife radiosurgery" in April 2010. The noninvasive procedure allows focused beams of radiation to Kosen's pituitary tumor. The doctors also put Kosen on a new medication that could stall hormone production.

Three months ago, UVA doctors got word from Kosen's Turkish doctors that he had stopped growing and producing excess growth hormone.

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"I'm most pleased that we were able to help Sultan," Sheehan said in a statement. "If he had continued to grow, it would have been life-threatening."

18 Photos

World's tallest man Sultan Kosen stops growing

[1stlttightwad]

I am really happy for this young man. Perhaps with the help of the US doctors he will be able to live a long and fruitful life. Dang, what am I saying..he had to come to the "great satan nation" for Help???