I have a knot on my left index finger and getting more some on my right index finger it is on the joint close to my finger nail both index fingers have swollen and was starting to turn blue I have pain in both wrist and sometime it will go up in my arm sometimes I have very sharp pain in my fingers and the back of my hands and sometime in my wrist
Helots sounds like rheumatoid arthritis with, perhaps, the addition of Reynolds phenomenon.  You need an autoimmune screening that would include antinuclear antibody, rheumatoid factor, used rate and C reactive protein