Researchers have also noted that the cartilage of patients who had both forms of crystals in their joint fluid was often visibly calcified, as seen on x-ray images.
Teadlased on ka märkida, et kõhr patsientidel, kes olid mõlemad vormid kristallid oma liigesevedeliku oli sageli nähtavalt lubjastunud, nagu näha x-ray pildid.