Effects of Rosuvastatin on Carotid Artery Plaques in Patients With Inflammatory Joint Disease

All the patients who have signed the informed consent will after they have had performed a MCT and possibly SCC with an IVUS, will be give Rosuvastatinuntill their LDL level has reached 1.6-1.8 mmol/l. The objective is that all the participants should have reached 1.6-1.8 mmol/l 3 months after the start of the study. The participants will remain on Rosuvastatin medication for a total of 18 months.