Not random at all. But just like a dentist to try tp place the blame elsewhere. You do not have to have fake fingernails to react the same way to the same known allergens elsewhere on your body eg; your mouth.

here is some info I gleaned from the web a while back:

http://www.dentalallergy.com/

http://www.drcarolyncollection.com/images/risk_USFDA_Fingernails.pdf

http://www.sciencedirect.com/scienc...amp;md5=a59d6e0d84b118ed8c7956aeef2eb34b

http://www.blackwell-synergy.com/doi/abs/10.1046/j.1365-2222.1998.00400.x

http://dermnetnz.org/dermatitis/epoxy-allergy.html