BACK TOTOP Browse A-ZSearchBrowse A-ZABCDEFGHIJKLMNOPQRSTUVWXYZ0-9 E-mail FormEmail ResultsName:Email address:Recipients Name:Recipients address:Message: Print-FriendlyBookmarksbookmarks-menuAdult soft tissue sarcomaSTS; Leiomyosarcoma; Hemangiosarcoma; Kaposi's sarcoma; Lymphangiosarcoma; Synovial sarcoma; Neurofibrosarcoma; Liposarcoma; Fibrosarcoma; Malignant fibrous histiocytoma; Dermatofibrosarcoma; AngiosarcomaSoft tissue sarcoma (STS) is cancer that forms in the soft tissue of the body. Soft tissue connects, supports, or surrounds other body parts. In adults, STS is rare.There are many different types of soft tissue cancers. The type of sarcoma depends on the tissue it forms in:Muscles Tendons Fat Blood vessels Lymph vessels Nerves Tissues in and around jointsThe cancer can form almost anywhere, but is most common in the:Head Neck Arms Legs Trunk Abdomen Causes It is not known what causes most sarcomas. But there are certain risk factors:Some inherited diseases, such as Li-Fraumeni syndrome Radiation therapy for other cancers Radiation therapyRadiation therapy uses high-powered radiation (such as x-rays or gamma rays), particles, or radioactive seeds to kill cancer cells.Read Article Now Book Mark Article Exposure to certain chemicals, such as vinyl chloride or certain herbicides Having swelling in the arms or legs for a long time (lymphedema) LymphedemaLymphedema is the buildup of lymph in your body. Lymph is a fluid surrounding tissues. Lymph moves through vessels in the lymph system and into the...Read Article Now Book Mark Article Symptoms In early stages, there are often no symptoms. As the cancer grows, it may cause a lump or swelling that keeps growing over time. Most lumps are not due to cancer.Other symptoms include:Pain, if it presses on a nerve, organ, blood vessel, or muscle Blockage or bleeding in the stomach or intestines Breathing problems Exams and Tests Your health care provider will ask you about your medical history and do a physical exam. Other tests may include:X-rays CT scan CT scanA computed tomography (CT) scan is an imaging method that uses x-rays to create pictures of cross-sections of the body. Related tests include:Abdomin...Read Article Now Book Mark Article MRI MRIA magnetic resonance imaging (MRI) scan is an imaging test that uses powerful magnets and radio waves to create pictures of the body. It does not us...Read Article Now Book Mark Article PET scanPET scanA positron emission tomography (PET) scan is a type of imaging test. It uses a radioactive substance called a tracer to look for disease in the body...Read Article Now Book Mark Article If your provider suspects cancer, you might have a biopsy to check for cancer. In a biopsy, your provider collects a tissue sample to examine in the lab.BiopsyA biopsy is the removal of a small piece of tissue for laboratory examination.Read Article Now Book Mark Article The biopsy will show if cancer is present and help show how quickly it is growing. Your provider may ask for more tests to stage the cancer. Staging can tell how much cancer is present and whether it has spread.Stage the cancerCancer staging is a way to describe how much cancer is in your body and where it is located. Staging helps determine where the original tumor is, ho...Read Article Now Book Mark Article Treatment Surgery is the most common treatment for STS.In early stages, the tumor and some healthy tissue around it is removed. Sometimes, just a small amount of tissue needs to be removed. Other times, a wider area of tissue must be removed. With advanced cancers that form in an arm or leg, surgery may be followed by radiation or chemotherapy. Rarely, the limb may need to be amputated.You also may have radiation or chemotherapy:RadiationRadiation therapy uses high-powered radiation (such as x-rays or gamma rays), particles, or radioactive seeds to kill cancer cells.Read Article Now Book Mark Article ChemotherapyThe term chemotherapy is used to describe cancer-killing drugs. Chemotherapy may be used to:Cure the cancerShrink the cancerPrevent the cancer from ...Read Article Now Book Mark Article Used before surgery to help shrink the tumor to make it easier to remove the cancer Used after surgery to kill any remaining cancer cellsChemotherapy may be used to help kill cancer that has metastasized. This means it has spread to different areas of the body.MetastasizedMetastasis is the movement or spreading of cancer cells from one organ or tissue to another. Cancer cells usually spread through the blood or the ly...Read Article Now Book Mark Article Support Groups Cancer affects how you feel about yourself and your life. You can ease the stress of illness by joining a cancer support group. Sharing with others who have had the same experiences and problems can help you feel less alone.Cancer support groupThe following organizations are good resources for information on cancer:American Cancer Society -- www. cancer. orgAmerican Childhood Cancer Organiz...Read Article Now Book Mark Article Ask your provider to help you find a support group for people who have been diagnosed with STS. Outlook (Prognosis) The outlook for people whose cancer is treated early is very good. Most people who survive 5 years can expect to be cancer-free at 10 years. Possible Complications Complications include side effects from surgery, chemotherapy, or radiation. When to Contact a Medical Professional See your provider about any lump that grows in size or is painful. Prevention The cause of most STSs isn't known and there is no way to prevent it. Knowing your risk factors and telling your provider when you first notice symptoms can increase your chance of surviving this type of cancer.Open ReferencesReferencesContreras CM, Heslin MJ. Soft tissue sarcoma. In: Townsend CM Jr, Beauchamp RD, Evers BM, Mattox KL, eds. Sabiston Textbook of Surgery. 21st ed. St Louis, MO: Elsevier; 2022:chap 32.National Cancer Institute website. Adult soft tissue sarcoma treatment (PDQ) - health professional version. www.cancer.gov/types/soft-tissue-sarcoma/hp/adult-soft-tissue-treatment-pdq#section/all. Updated December 16, 2022. Accessed February 14, 2023.Van Tine BA. Sarcomas of soft tissue. In: Niederhuber JE, Armitage JO, Kastan MB, Doroshow JH, Tepper JE, eds. Abeloff's Clinical Oncology. 6th ed. Philadelphia, PA: Elsevier; 2020:chap 90.AllVideoImagesTogRelated Information Review Date: 8/15/2022 Reviewed By: Todd Gersten, MD, Hematology/Oncology, Florida Cancer Specialists & Research Institute, Wellington, FL. Review provided by VeriMed Healthcare Network. Also reviewed by David C. Dugdale, MD, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team. Editorial update 02/14/2023. The information provided herein should not be used during any medical emergency or for the diagnosis or treatment of any medical condition. A licensed medical professional should be consulted for diagnosis and treatment of any and all medical conditions. Links to other sites are provided for information only -- they do not constitute endorsements of those other sites. 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Adult soft tissue sarcomaSTS; Leiomyosarcoma; Hemangiosarcoma; Kaposi's sarcoma; Lymphangiosarcoma; Synovial sarcoma; Neurofibrosarcoma; Liposarcoma; Fibrosarcoma; Malignant fibrous histiocytoma; Dermatofibrosarcoma; AngiosarcomaSoft tissue sarcoma (STS) is cancer that forms in the soft tissue of the body. Soft tissue connects, supports, or surrounds other body parts. In adults, STS is rare.There are many different types of soft tissue cancers. The type of sarcoma depends on the tissue it forms in:Muscles Tendons Fat Blood vessels Lymph vessels Nerves Tissues in and around jointsThe cancer can form almost anywhere, but is most common in the:Head Neck Arms Legs Trunk Abdomen Causes It is not known what causes most sarcomas. But there are certain risk factors:Some inherited diseases, such as Li-Fraumeni syndrome Radiation therapy for other cancers Radiation therapyRadiation therapy uses high-powered radiation (such as x-rays or gamma rays), particles, or radioactive seeds to kill cancer cells.Read Article Now Book Mark Article Exposure to certain chemicals, such as vinyl chloride or certain herbicides Having swelling in the arms or legs for a long time (lymphedema) LymphedemaLymphedema is the buildup of lymph in your body. Lymph is a fluid surrounding tissues. Lymph moves through vessels in the lymph system and into the...Read Article Now Book Mark Article Symptoms In early stages, there are often no symptoms. As the cancer grows, it may cause a lump or swelling that keeps growing over time. Most lumps are not due to cancer.Other symptoms include:Pain, if it presses on a nerve, organ, blood vessel, or muscle Blockage or bleeding in the stomach or intestines Breathing problems Exams and Tests Your health care provider will ask you about your medical history and do a physical exam. Other tests may include:X-rays CT scan CT scanA computed tomography (CT) scan is an imaging method that uses x-rays to create pictures of cross-sections of the body. Related tests include:Abdomin...Read Article Now Book Mark Article MRI MRIA magnetic resonance imaging (MRI) scan is an imaging test that uses powerful magnets and radio waves to create pictures of the body. It does not us...Read Article Now Book Mark Article PET scanPET scanA positron emission tomography (PET) scan is a type of imaging test. It uses a radioactive substance called a tracer to look for disease in the body...Read Article Now Book Mark Article If your provider suspects cancer, you might have a biopsy to check for cancer. In a biopsy, your provider collects a tissue sample to examine in the lab.BiopsyA biopsy is the removal of a small piece of tissue for laboratory examination.Read Article Now Book Mark Article The biopsy will show if cancer is present and help show how quickly it is growing. Your provider may ask for more tests to stage the cancer. Staging can tell how much cancer is present and whether it has spread.Stage the cancerCancer staging is a way to describe how much cancer is in your body and where it is located. Staging helps determine where the original tumor is, ho...Read Article Now Book Mark Article Treatment Surgery is the most common treatment for STS.In early stages, the tumor and some healthy tissue around it is removed. Sometimes, just a small amount of tissue needs to be removed. Other times, a wider area of tissue must be removed. With advanced cancers that form in an arm or leg, surgery may be followed by radiation or chemotherapy. Rarely, the limb may need to be amputated.You also may have radiation or chemotherapy:RadiationRadiation therapy uses high-powered radiation (such as x-rays or gamma rays), particles, or radioactive seeds to kill cancer cells.Read Article Now Book Mark Article ChemotherapyThe term chemotherapy is used to describe cancer-killing drugs. Chemotherapy may be used to:Cure the cancerShrink the cancerPrevent the cancer from ...Read Article Now Book Mark Article Used before surgery to help shrink the tumor to make it easier to remove the cancer Used after surgery to kill any remaining cancer cellsChemotherapy may be used to help kill cancer that has metastasized. This means it has spread to different areas of the body.MetastasizedMetastasis is the movement or spreading of cancer cells from one organ or tissue to another. Cancer cells usually spread through the blood or the ly...Read Article Now Book Mark Article Support Groups Cancer affects how you feel about yourself and your life. You can ease the stress of illness by joining a cancer support group. Sharing with others who have had the same experiences and problems can help you feel less alone.Cancer support groupThe following organizations are good resources for information on cancer:American Cancer Society -- www. cancer. orgAmerican Childhood Cancer Organiz...Read Article Now Book Mark Article Ask your provider to help you find a support group for people who have been diagnosed with STS. Outlook (Prognosis) The outlook for people whose cancer is treated early is very good. Most people who survive 5 years can expect to be cancer-free at 10 years. Possible Complications Complications include side effects from surgery, chemotherapy, or radiation. When to Contact a Medical Professional See your provider about any lump that grows in size or is painful. Prevention The cause of most STSs isn't known and there is no way to prevent it. Knowing your risk factors and telling your provider when you first notice symptoms can increase your chance of surviving this type of cancer.Open ReferencesReferencesContreras CM, Heslin MJ. Soft tissue sarcoma. In: Townsend CM Jr, Beauchamp RD, Evers BM, Mattox KL, eds. Sabiston Textbook of Surgery. 21st ed. St Louis, MO: Elsevier; 2022:chap 32.National Cancer Institute website. Adult soft tissue sarcoma treatment (PDQ) - health professional version. www.cancer.gov/types/soft-tissue-sarcoma/hp/adult-soft-tissue-treatment-pdq#section/all. Updated December 16, 2022. Accessed February 14, 2023.Van Tine BA. Sarcomas of soft tissue. In: Niederhuber JE, Armitage JO, Kastan MB, Doroshow JH, Tepper JE, eds. Abeloff's Clinical Oncology. 6th ed. Philadelphia, PA: Elsevier; 2020:chap 90.