We can barely assume a contour plastic here. Nothing more serious than this has occurred. She is probably making restylane injections. Nothing more serious is visible to the naked eye.
Changes are quite noticeable. Lips has became bigger and puffy: it seems like filler or gel has been injected. Filler - a substance that dissolves over time, gel on the contrary - will stay for life. I rarely see a good rusults from such type of operations. And this is not an exception: changes are too drastic.
Policeman: "So what did the guy look like?" Witness: "Ummmm....kind of a cross between Kevin Federline and Steven Dorff. With shorter hair and a goatee. Oh, and I just remembered something else..."