Your guide to the Enneking system which helps your surgeon decide about treatment for cancer that starts in your bone (primary bone cancer). A System for the Surgical Staging of. Musculoskeletal Sarcoma. WILLIAM. F. ENNEKING,. M.D.,* SUZANNE. S. SPANIER,. M.D.,** AND. MARK A. GOODMAN, . Based on a combination of histologic grade (G), anatomic site (T), and presence or absence of distant metastasis (M) Grade G0 = benign G1 = low grade.

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This parameter is accounted for in the AJCC staging system for soft tissue sarcomas, but this classification lacks consideration of anatomic boundaries. The second most common area for it to spread to is other bones. Skip to main content. J Am Acad Orthop Surg.

This means it’s grown out of the area compartment of bone in which they started. It can improve disease control by providing a systematic approach ennekimg treatment decisions.

Enneking Staging System and TGNM Staging System for Musculoskeletal Tumors

For example, a bone forms a compartment in itself. The Enneking surgical staging system is based on the natural evolution of mesenchymal tumors and thus is not applicable to tumors originating in either the marrow or reticuloendothelial system. It has not spread to other areas of bone or any other part of the body. Stages I and II are based on satging grade of the tumor. The stage of the tumor dictates the extent of surgical resection and margin. Staging childhood bone cancer Staging is a way of describing or classifying a cancer based on the extent of the cancer, or where it is in the body.


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A localized tumor can be removed by a smaller margin. Please review our privacy policy.

Lesions originating in the skull also behave differently and thus cannot be staged or classified using this system. The AJCC has proposed their own staging system for soft tissue sarcomas in contrast to bone sarcomas [ 9 ].

Staging childhood bone cancer – Canadian Cancer Society

History and international developments in cancer staging. Tumors which are responsive to chemotherapy and may be treated with aggressive resection. Those that are not responsive to adjuvant therapy should be treated with palliative resection.

It consists of three ennneking It is called an extracompartmental bone cancer. Enneking staging for malignant ennekig tumors based on surgical grade, local extent, and presence or absence of metastasis. Anatomic compartments have inherent barriers to tumor spread, including fascial planes and bone structures.

Please login to add comment. Get more stuff on Musculoskeltal Health Subscribe to our Newsletter and get latest publications on Musculoskeletal Health your email inbox. The cancer has spread to other parts of the body or to other bones far away from where the cancer started. Thus local extent determines the approach for surgical procedure and feasibility for desired surgical margins.

It is an intracompartmental cancer. Such tumors may be treated with wide excision, but the choice between amputation and limb salvage depends on the estimated amount of residual tumor left behind after a limb salvage procedure.


Metastases are rare for locally aggressive benign lesions but do rarely occur in giant cell tumor and chondroblastoma [ 812 ]. Call freephone ennkeing email us.

Enneking Staging System and TGNM Staging System for Musculoskeletal Tumors | Bone and Spine

It groups bone cancers as localized and metastatic. L6 – years in practice. Read about other staging systems.

Most enheking are diagnosed as this stage. History Since its establishment inthe American Joint Committee for Cancer AJCC has undertaken the responsibility for developing clinically useful staging systems for various types of cancer. Well-demarcated borders Grows slowly and stops Heals spontaneously [ osteoid osteoma ] Negligible recurrence after intracapsular resection.

Staging childhood bone cancer

Search our clinical trials database for all cancer trials and studies recruiting in the UK. Local extent shaging any Neoplasm Neoplasm is an abnormal mass of tissue as a result of neoplasia. There are separate staging systems for benign and malignant mesenchymal tumors.

Throughout the body, there are many soft tissue compartments, e. This website is an effort to educate and support people and medical personnel on orthopedic issues and musculoskeletal health. Enneking staging for malignant musculoskeletal tumors based on surgical grade, local extent, and presence or absence of metastasis.