Unless there was severing of the nerve, there is a chance that the nerve injury is temporary. I have not heard of Hylenex damaging nerves to date.
Best,
Dr. Karamanoukian
Realself100 Surgeon
Filler migration and permanence is a very common problem because there are many different types of HA fillers on the market and each is specified for a specific part of the face. Use of highly cohesive fillers on thin skin may cause swelling and nodularity. If patients have filler migration or...
Hi Charlotte! The irregularity at the lip border could be any of the things you mentioned. Most commonly, it is filler that collects in the area. Or, it could be inflammation. I have my patients monitor and massage the area for 2-3 weeks to see if improvement is made. If not, it becomes a...