1) skin problems take time to be properly diaagnosed and treated; see if steriods n sali.Acid helps you after a few days also keep in mind the seasonal variations of such problems.
2) pls use a gumpaint to massage gums and use an anti
sensitive tooth paste. Avoidance is also a good measure. You might wanna take an opinion from a good dentist
who has done masters in medicine and radiology because many skin disorders
also present in mouth.
3) pls take care of your hernia
. Its definately not good to develop one problem due to treatment of other. Many measures could have been taken to prevent it like using a mesh after surgery
but for now periodic checkups and intervention should be done when its causing u any problem. Be careful while coughing