Are there any adverse health effects with having a meat-only diet for a limited period of time?

Are there any adverse health effects with having a meat-only diet for a limited period of time?
worms encephalitis scurvy you need other vitamins and enzigms carrbohydrates and nor-proteins to get the most benefit from the meat without them the meat is of lesser value to you because you need them to digest and utilize the proteins of the meat.
Ob1
Short term that is fine.