Ewing's s can occur in any bone in the body; the most common sites are the pelvis, thigh, lower leg, upper arm, and rib. The tumor is composed of small round blue cells. Ewing's sarcoma can also arise in soft tissue (extra-skeletal).

Osteosarcomas vary greatly in radiological and pathological features and therefore needs careful diagnosis to differentiate this from other bone tumors. Most are high grade intramedullary osteosarcomas, about 5% are low grade lesions, some are secondary osteosarcomas (for example those caused by radiation therapy).

These tumors typically express high levels of alpha-fetoprotein (AFP). Germ cell tumors are most common in children and young adults, there are different sub-types including endodermal tumors (mostly found in children), dysgerminoma, teratoma, and seminoma (young men). The most common location of these tumors are the ovaries (in females) or testicles (in males). However, they can also develop in other... Read More

Langerhan's Cell Histiocytosis (also known as Histiocytosis X) is a rare disease. It is not really a cancer, though Histiocytes are normal cells found throughout the body, in this disease abnormally large numbers are found.

Leukemia is the most common cancer of childhood. The body produces lymphocytes to protect the body from infection, in leukemia these cells do not mature properly and become too numerous in the blood and bone marrow.

Childhood liver tumors are rare. There are two main types of liver cancer; hepatoblastoma and hepatocellular carcinoma.

The lymphatic system helps the body fight infection. There are two main types of cancer associated with the lymphatic system: Hodgkin's Disease and Non-Hodgkin's Lymphoma (NHL).

The lymphatic system helps the body fight infection. There are two main types of cancer associated with the lymphatic system: Hodgkin's Disease and Non-Hodgkin's Lymphoma (NHL).

Neuroblastoma is one of the most common solid tumors of early childhood usually found in babies or young children. The disease originates in the adrenal medulla or other sites of sympathetic nervous tissue.

Retinoblastoma is a rare tumor of the eye which develops in the cells of the retina, most patients are under 5 years old.

Childhood soft tissue sarcomas account for approximately 10% of all childhood cancers.

Wilms' tumor is a cancer of the kidney which is very different to adult kidney cancer. Most patients are under 5 years of age at diagnosis, though Wilms' tumor is sometimes seen in older children and occasionally in young adults.

There are a number of other less common types of cancer found in children. Many of these are more common in adults and only effect a small number of children.

Fanconi Anemia is a rare disorder found in children that involves the blood and bone marrow. The symptoms include severe aplastic anemia, hypoplasia of the bone marrow, and patchy discoloration of the skin.