What is the term for tumor of smooth muscle?

What is a smooth muscle tumor called?

Leiomyosarcoma is a malignant (cancerous) tumor that arises from smooth muscle Cells There are essentially two types of muscles in the body – voluntary and involuntary.

What are examples of smooth muscle tumors?

Benign smooth muscle tumors include smooth muscle hamartoma and angioleiomyoma. A specific category of leiomyomas are estrogen-receptor positive ones in women. These are similar to uterine leiomyomas and can occur anywhere in the abdomen and abdominal wall.

What is a benign tumor of the smooth muscle?

Benign smooth muscle tumors include smooth muscle hamartoma and angioleiomyoma. A specific category of leiomyomas are estrogen-receptor positive ones in women. These are similar to uterine leiomyomas and can occur anywhere in the abdomen and abdominal wall.

What is a smooth muscle neoplasm?

Definition. Uterine smooth muscle tumors are neoplasms composed of smooth muscle; they range from benign leiomyomas to low-grade and high-grade leiomyosarcomas. Several histologic subtypes exist, including usual (spindled), epithelioid, and myxoid tumors.

What is a leiomyosarcoma?

What is leiomyosarcoma? Leiomyosarcoma, or LMS, is a type of rare cancer that grows in the smooth muscles. The smooth muscles are in the hollow organs of the body, including the intestines, stomach, bladder, and blood vessels. In females, there is also smooth muscle in the uterus.

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What is a stump tumor?

Smooth muscle tumor of uncertain malignant potential (STUMP) encompasses a broad group of uterine neoplasms that do not meet the current histologic criteria for a diagnosis of either benign or a malignant tumor.

What does it mean when tumor is smooth?

Background: In the classification of tumors of soft tissue, modern schemes describe tumors by the normal adult tissue type the tumor resembles. Thus, tumors are described as smooth muscle tumors if the cells are differentiating towards smooth muscle.

What is the benign tumor of skeletal muscle called?

Rhabdomyomas are benign tumors of skeletal muscle and are very rare. Neurofibromas, schwannomas (neurilemmomas), and neuromas are benign tumors of nerves. These tumors can occur almost anywhere in the body.

What is a Tumour composed of muscular tissue?

Muscle tumour, abnormal tissue growth located in or originating from muscle tissue. Tumours may either arise in muscle tissue or spread to it. Three major types of muscle tumours are leiomyomas, rhabdomyomas, and rhabdomyosarcomas.

What does Rhabdomyoma mean?

Medical Definition of rhabdomyoma

: a benign tumor composed of striated muscle fibers a cardiac rhabdomyoma.

How common is leiomyosarcoma?

Uterine leiomyosarcoma is an extremely rare form of cancer, estimated to occur in 6 out of every 1,000,000 women in the United States each year. The average age at diagnosis is 51. Uterine leiomyosarcomas account for 1-2 percent of all malignant tumors of the uterus. Leiomyosarcoma is a form of soft tissue sarcoma.

What is a spindle cell tumor?

A type of tumor that contains cells called spindle cells, based on their shape. Under a microscope, spindle cells look long and slender. Spindle cell tumors may be sarcomas or carcinomas.

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