Autologous fat injections, and injectible fillers such as collagen and poly-L-lactic acid, can yield long-term results, but no definitive recommendation can be made
![](https://www.enttoday.org/wp-content/uploads/2014/11/ENT_pg04-01.png)
Autologous fat injections, and injectible fillers such as collagen and poly-L-lactic acid, can yield long-term results, but no definitive recommendation can be made