hi welcome to HCM
-i had gone through your query and understand your concerns. i would come up with the possibility of PARONYCHYIA may be the cause for your sufferings.
-wet work etc
i advise you taking Homeopathic
medicines gives safe and permanent cure for your complaints
consult your local homeopathic physician for correct diagnosis of the case and remedy to fit your complaints
I hope this is helpful for you, thank you