i,Dear,Good Morning and Thanks for your query to my virtual Clinic At HCM.
I studied your query in depth and understood your concerns .
Causes for lumps at the back of head are as follows-
a-Mostly they are
boils as they are painless.AS its infective origin and could be treated, Dont worry of this lump.
Headaches with them -are not associated with them in reality,but may be due to the
high bp which you may have simultaneously.
Don't worry of them,as they could be relieved with proper treatment.
Hope above reply would help you to relieve of the issue you have.
Welcome for any further query to ME and HCM.
Write Good review for the benefit of my new patients.
Click thanks ASAP after this.
Have A Good Day.
With Regards
Dr.Savaskar