Facts and Figures

Bone sarcomas, also called primary bone tumours are very rare. They make up about <0.2 % of all malignant tumours, although the numbers vary country by country. As the name implies, malignant bone tumours are found throughout the bones of the body, but also in the cartilage. Please note: Bone sarcomas are tumours that start…

Leiomyosarcoma Leiomyosarcoma (LMS) is one of the most common subtypes of soft tissue sarcoma (STS) and accounts for approximately 24%. LMS start from cells in a type of muscle tissue called smooth muscle or involuntary muscles – the brain has no conscious control over them. They can be found in the walls of muscular organs…

Ewing sarcoma Ewing sarcoma is a rare and highly malignant tumor that can basically occur anywhere in the body: 85% start in the bone, 15% in soft tissue. About 3 in one million patients under the age of 15 and only 2,4 in one million above the age of 15 are affected by Ewing sarcoma…

Desmoid tumors (DT) (=aggressive fibromatosis) are histologically benign but locally invasive with a high recurrence rate. DT doesn´t metastasize but it can nearly affect all parts of the body (extremities (including pelvic and shoulder girdles), trunk (mostly abdominal wall) and abdominal cavity (mostly within the mesentery of the pelvis) ). Especially in the extremities a…