Hi,Dear thanks for the query to HCM virtual clinic.
I studied your query in full details updated from you.I understood your health concerns
Based on your query data, In my opinion ,Dear You seem to suffer from
post-
blood donation blood clot at the leaked out Venus puncture accompanied with
thrombophlebitis.
Thus the blood donation is related to your forearm lump with bruising of the site.
Hope this reply would help you to evaluate your case and treat it with your doctors in time to come.
Hope this would resolve your query and worry and
Anxiety accompanied with it.
Welcome for any further query in this regard to ME.I would love to help you out.
Awaiting for any further query.
Wish you fast recovery from this intriguing health problem.
Have a Good Day.
Dr.Savaskar M.N.
M.S.Genl-CVTS -Senior Surgical Consultant