Traumatic injury to teeth presents a considerable challenge for the practitioner. Very often a variety of oral tissues are involved, such as enamel, dentin, periodontal ligament, alveolar bone, and mucosa. Extraoral lesions are often another focus of attention for the patient and the practitioner. To cover all these various demands and necessities in a proper and adequate manner, a sound knowledge and experience of many different dental fields is needed. This case report presents the treatment of an 8-year-old girl during which surgical, restorative, endodontic, and orthodontic practices cooperated to achieve an adequate rehabilitation of the patient. Schlagwörter: endodontics, orthodontics, restorative dentistry, surgery, traumatic injury