It would be Paget Disease, because it is simply a rare form of breast cancer.
I don't think you mean above the medula oblongata, i think you mean something else because the connection between the two hemispheres is connected by the Corpus Callosum which is above of the thalamus.
The only answer that i can make sense of what you've wrote is A Cerebellum but i don't think you are correct forming your question. Where did you find the question
Allow time , Hope this helps!
Answer:
oi amorzinho tudo bem com VC bb vida te amo de mais meu chuchu te amo gostoso se que tu tem xerecão tu vai me dar deteção
The answer is all of the above