NOO!! Definately not!
Your own doctor should have explained that to you !
MRI
Get a Bone Density Scan.
You go for CAT scan for study of bones and you go for MRI for study of organs.
Needs more explanation on what you mean by "scan".
Scan means to search for a file or problem.
Any thyroid issues can be found out through a blood test too.
this is a scan for pheochromocytoma; MIBG stands for metaiodobenzylguanidine.
CT scan report chronic mitotic what does it mean for a lay man?
Computed tomography
Not entirely sure what you mean by this but assuming you mean a brute force port scan. Answer is no, you can scan a port directly, no need to scan every port on a system (brute force).