Patients with calcinosis cutis due to connective tissue disease get a shock wave therapy (medical device). The shock wave therapy will be done in 3 sessions with one week interval. The outcome parameters are: change in pain (questionnaire), size of the calcinosis (ultrasound and CT), new ulcers and intake of painkillers.
Patients with calcinosis cutis due to connective tissue disease get a shock wave therapy. The shock wave therapy will be done in 3 sessions with one week interval. The outcome parameters are: change in pain, size of the calcinosis, of possible ulcers and intake of painkillers.~Trial with medical device