Hi i'm being sent for testing for gorlin gaultz due to getting skin cancer in past weird skin tags and lumps and now lumps in jaw but what is it?

Genetic disorder:: Gorlin Gaultz Syndrome, also called Basal Cell Nevus Syndrome, or Nevoid Casal-cell Carcinoma syndrome, which is genetic disorder predisposing to skin cancers, with the simplest explanation on wikipedia: https://en.wikipedia.org/wiki/Nevoid_basal-cell_carcinoma_syndrome is rare (which is no consolation if you have it!). Here is the history of its discovery: https://www.omim.org/entry/1094