lump on right side of neck

hi i found a lump on the right side of my neck, after 1wk of it not going i went to my docs..he felt it and said it felt like a cyst..he didnt offer me antibiotics he said i should go for a scan....the doc said the lump was near my clavicle and too low to be my thyroid...so at the mo i am in limbo,,dreading the scan and wat it will show..i do smoke which makes me even more worried..i got 3 kids all under 14yrs...im trying to be positive but im finding it very difficult to sleep eat or concentrate on anything....has anybody out there exp anything like this..i would really like to know your story or if your going thru this yourself at tho mo...if you are then i pray for a good outcome for us all