i woke up from a nap on Tuesday with a kink in my neck feeling but was very painful the following day still very painful and that afternoon i went to rub my lower neck shoulder area and found a lump the size of a egg and it was painful on my upper shoulder and i was brought to tears many times due to pain went to the Dr this morning and she thinks it lymphoma send for ultrasound to verify it is and not a abscess i have been reading on lymphoma and its scaring the hell out of me with the Hodgkin cancer part it is still very painful to move certain way i am generally very healthy i am a smoker i have a cough my bf notices every once and a while just went thru a bad allergic reaction to a dog we got that made me have major flare up of my eczema due to her fur even still after she has been since rehomed over 2mths ago so i am wondering if i should be concerned i also have been anemic all my life taking medication for the pain and antibiotics as well i am very concerned. and cant sleep scare out of my mind please help me someone

PS (my medical history):

i started to have seizures about 5 yrs and became very sensitive to hair dye in the last 3 yrs i end up with a major itchy scalp for weeks after dyeing with little like pus pimples and now i reading the the hard lump on clavicle bone area now i very scared ugh......