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Conditions

Melanoma

Melanoma is the most serious type of skin cancer. Melanoma begins in skin cells called melanocytes. Though melanoma is predominantly found on the skin, it can occur in other parts of the body such as the sole of the foot, palm of the hand, anus/rectum and eye (uvea). Melanocytes are the cells that make melanin, ... Read More »

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Sarcoma

Sarcoma is the name given to a variety of cancers that that arise from the bones and soft tissues, including fat, muscle, blood vessels, and nerves. Bone sarcomas typically occur in children and adolescents, whereas soft tissue sarcomas are more common in adults. Sarcomas are very rare in comparison to carcinomas, which develop in the ... Read More »

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Retroperitoneal Sarcoma

Retroperitoneal Sarcoma (c) 2018 William Tseng, MD A sarcoma is a rare type of cancer that grows in the body's connective tissues like muscles, bones, tendons, blood vessels and fatty tissues. A retroperitoneal sarcoma is a type of tumor that grows in the retroperitoneum, or area in the back of the abdomen, next ... Read More »

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Sacral Nerve Stimulation

Sacral nerve stimulation involves placement of a special electrode into the lower part of the spine. It is performed as a two-part surgery: During the first part, or test phase, the electrode is placed in the spine and powered by a temporary battery. If the device results in significant improvements to continence, a second procedure ... Read More »

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Volvulus

Volvulus is a condition in which a section of the intestines becomes twisted around itself and the tissue attached to the abdominal wall, impairing blood flow. It occurs most often in middle-aged and elderly men, although an also be experienced by women. Certain types of volvulus occur in babies due to a congenital defects known ... Read More »

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Anal Fissure

An anal fissure is a small tear in the tissue that lines the anus which can occur when a person passes a large or hard stool. Fissures are common among infants, but can be experienced by people of all ages. Signs and symptoms of anal fissures Patients might become aware of an anal fissure if ... Read More »

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Rectal Bleeding

Rectal bleeding is most commonly noticed by patients as bright red spots of blood on toilet paper. Abnormally dark stools can also be a sign of rectal bleeding. Patients should always contact their primary care physician if they notice or suspect they are experiencing rectal bleeding as it may be a sign of colon cancer, ... Read More »

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Gallstones/Gallbladder Disease

The gallbladder is a small organ underneath the liver that stores bile to help digest fat in the small intestine. Many conditions that can affect the gallbladder collectively are known as gallbladder disease. Gallstones are hardened bits of fluid that form in the gallbladder. While gallstones vary in size and severity, and many times they ... Read More »

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Gastroparesis

Gastroparesis is a stomach disorder in which food moves through the stomach more slowly than normal. In a healthy digestive system, strong muscular contractions move food from the stomach through the digestive tract. With gastroparesis, however, the stomach muscles work poorly (or not at all), thus preventing the stomach from emptying properly. The impact of ... Read More »

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Benign Breast Disease

Benign breast disease refers to noncancerous lumps in the breast. Examples of benign breast disease include cysts and fibroadenomas. Four out of five breast lumps are benign, meaning they don’t pose a serious threat to health.

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Keck Medicine of USC is the University of Southern California’s medical enterprise, one of only two university-owned academic medical centers in the Los Angeles area.