https://www.foxnews.com/world/different-kind-of-bloodbath
Among the other doctors apparently in the president's orbit–an expert in resuscitation, someone who has reportedly penned a manual about dealing with acute illnesses, injuries and poisonings, and also neurologists. Badanin says the thyroid cancer specialist's alleged relationship with Putin does not necessarily mean the president has cancer, or that cancer.
The only thing certain is that the particular doctor, Yevgeny Selivanov, got his PhD in thyroid cancer according to Badanin. He may focus on other areas now. There have long been rumors about Putin's health. Each time he disappears from sight, tongues wag. His suddenly smooth faced appearance sparked speculation about botox use some years back. Recent puffiness, some say, suggests he is on heavy medication and that has led to all sorts of theories about what could be ailing him.