The views expressed by me are for educational purposes only and do not establish a doctor patient relationship.
I am Mysticdoc, experienced Internal Medicine Specialist.
I am here to help you with your concerns.
This is likely over reaction.
Your CT scans are unremarkable except for benign lymphadenopathy.
Needle biopsy was negative.
And you do weight lifting that easily explains the pain behind the shoulder.
did you have chest xrays?
still, this does not seem necessary.
just pain without any other symptoms.
no that is not the common presentation.
and in your case, it does not add up