Is osteoclastoma a cancer?

The giant cell tumor of bone (GCTB), also known as an osteoclastoma or a myeloid sarcoma, is a benign local aggressive osteolytic neoplasm that primarily affects skeletally mature young adults.

Which is the most common site of osteoclastoma?

The most common bones involved are the long bones; less common are the jaws, vertebrae, scapula pelvis and small bones of hands and feet. Osteoclastoma is not commonly found in its early stage.

What does Osteoblastoma mean?

Osteoblastoma is a rare benign bone tumor that accounts for about 1 percent of all primary bone tumors in the United States. It affects twice as many boys as girls. Similar to most primary benign bone tumors, osteoblastoma tends to form in the extremities, however it also often forms in the spine.

What is an Adamantinoma?

Adamantinoma is a rare bone cancer. Most of the time, adamantinoma grows in the lower leg. It often starts as a lump in the middle of the shinbone (tibia) or the calf bone (fibula). Adamantinoma can also occur in the jaw bone (mandible) or, sometimes, the forearm, hands, or feet.

Is GCT a cancer?

Most GCTs occur at the ends of the long bones of the arms and legs, near a joint (such as the knee, wrist, hip, or shoulder). Most are benign (not cancer) but some are malignant (cancer). GCTs usually occur in young and middle-aged adults. Also called giant cell tumor.

What causes GCT?

The cause of giant cell tumors is unknown. The tumors occur spontaneously. They are not known to be caused by trauma, environmental factors, or diet. Giant cell tumors of bone are not inherited.

What does a giant cell tumor feel like?

Giant cell tumors most often occur in young adults when skeletal bone growth is complete. The exact cause of giant cell tumors remains unknown. Symptoms may include joint pain, swelling, and limited movement.

How is osteoblastoma diagnosed?

A biopsy is often necessary to confirm an osteoblastoma diagnosis. In a biopsy, a tissue sample of the tumor is taken and examined under a microscope. Your doctor may give you a local anesthetic to numb the area and take a sample using a needle. Biopsies can also be performed as a small operation.

How do I know if I have adamantinoma?

The most common symptoms reported by adamantinoma patients are: Intermittent bone pain (pain that may come and go) Swelling. An unexplained limp.

What does adamantinoma feel like?

The symptoms of adamantinoma may appear over a short period of time or may occur for six months or more. The most common are: pain (sharp or dull) at the tumor site. swelling and/or redness at the tumor site.