Calcifications take years to expand, they were present before we bought him.
Maybe they were smaller though and did not cause any symtops. We can give him and Barca the benefit of the doubt that didnt know. And even if they randomly discovered them, they Possibly didnt know they could be a problem.
Most of the times, its nothing to worry about, probably this time the position must be affecting the movement of a tendon or smth, this is when they usually cause discomfort.