physician

Johnson died at Cedars-Sinai Medical Center in Los Angeles after a caesarean section eight years ago, spurring a public uproar and lawsuits by her husband against Cedars-Sinai and several physicians, which were ultimately settled.

But Oz is a controversial figure in the medical world whose television appearances have drawn criticism from fellow physicians who say he backs questionable alternative medicine and unproven weight loss products.

"These concerns have been ignored for too long, leading to a toxic debate where physicians feel ignored and PAs feel demoralised."

The breadth of Chiari type-1 presentations has made it difficult for physicians to develop a consistent treatment protocol for their patients.

“America is facing a healthcare crisis, and there may be no physician more qualified and capable than Dr. Oz to Make America Healthy Again,” Trump said in a statement.