Nicki Minaj undergoes butt reduction surgery?

That is what MediaTakeOut is claiming. Read below...

If you liked Nicki Minaj and her gigantic cakes. . . you're going to be disappointed wih this report. MediaTakeOut received word that Nicki Minaj checked into Cedars-Sinai hospital yesterday in Los Angeles - undergoing a minor medical procedure. She checked out later the same day. This is not rumor - it's #facts#

What was the procedure?