Cancer knä
Bone cancer is a growth of cells that starts in a bone. Bone cancer can start in any bone. But it most often affects the thighbone.
The term "bone cancer" doesn't include cancer that starts in another part of the body and spreads to the bones. Instead, cancer that spreads to the bone is named for the place it began. Bezzy communities provide meaningful connections with others living with chronic conditions. Join Bezzy on the web or mobile app. Bone cancer is more common in children and teens, but adults over 60 can also get it. People often mistake symptoms for growth spurts or arthritis.
A doctor can do imaging tests and a bone biopsy to check. While cancer itself can spread to your bones, primary bone cancers are relatively rare. This includes bone cancer in the knee. Pain is the most common symptom of bone cancer. You may experience persistent pain in your knee that continues even during times of rest. Sometimes the pain may come and go. Over time, you might experience walking difficulties. Some of these symptoms, such as swelling and pain, are also common with other conditions, such as knee arthritis.
People may also mistake these symptoms in children for growth spurts. It also frequently occurs in hip bones. Bone cancer can be either primary or secondary. Primary bone cancer starts in your bones. Secondary cancer starts in another area and then spreads to your bones. Each subtype below can affect your knee, but they also affect different cell types in your bones. Osteosarcoma is the most common type of bone cancer.
It primarily develops in children and teens under the age of But about 1 in 10 cases occur in adults over the age of Osteosarcoma is also more common in males. Osteosarcomas tend to occur in bones around your knee, like your upper shinbone or lower thighbone. Unlike osteosarcoma, chondrosarcoma primarily affects adults over the age of Experts consider it the second most common primary bone cancer behind osteosarcoma.
Chondrosarcoma starts in bone cartilage and is common in the legs, arms, and hips. But they can form anywhere you have cartilage, including your windpipe trachea or voice box larynx. Ewing sarcoma is another type of bone cancer that primarily affects adolescents, teens, and young adults. It mostly develops between 10 and 20 years of age, with white people more susceptible.
What to know about bone cancer in the knee
Also called Ewing tumors, this type of bone cancer is rare in adults over the age of While it may develop in long bones of the leg, Ewing sarcoma can also occur in the chest, spine, and hips. Some bone cancers of the knee may be secondary. This means they result from the spread of another type of cancer. One example is multiple myeloma , a cancer of plasma cells in your bone marrow. The exact treatment plan for bone cancer in the knee depends on the type and stage of cancer and whether it has spread to other areas of your body.
In most cases, doctors may recommend a combination of the following treatments:. Surgery for bone cancer in the knee may involve removing sections of the affected bone.
What to Know About Bone Cancer in Your Knee
A surgeon may then replace the bone or reconstruct it. Chemotherapy involves medications intended to kill cancer cells in the body. Doctors may combine this with surgery in some cases. Radiation therapy or radiotherapy may also treat bone cancer. Unlike chemotherapy, which involves medication, this treatment method uses radiation to kill cancer cells. Other treatment options for bone cancer in the knee depend on the type of cancer.
For example, a doctor may combine stem cell rescue with chemotherapy or radiation therapy for Ewing sarcoma. But your exact outlook depends on your age, overall health, and the type of bone cancer you have.