Prospective Study Design
Study Goal       Efficacy of Radiotherapy ?
      Dose Reduction possible ?
1st Endpoint      Clinical Progression, evtl. 
  ► Avoidance of Hand Surgery
Tx Concepts Observation (= Control) versus
21Gy (7x 3Gy) or 30Gy (10x 3Gy)
Noninvasive Therapy of M. Dupuytren
Noninvasive Therapy of M. Dupuytren