Lipoma

GENERAL INFORMATION Benign tumor composed of mature adipocytes with uniform nuclei identical to the cells of normal adult fat. Lipoma is the most common tumor of soft tissue. Benign/Mature adipocytes have cytoplasmic lipid in a single large vacuole that pushes the...

Enchondroma

General Information Enchondroma is a benign indolent intramedullary hyaline cartilage neoplasm Accounts for 10% of all benign osseous tumors Limited growth, most lesions are less than 5 cm in maximal dimension Bones grow from a cartilaginous growth plate that...

Leiomyosarcoma

GENERAL INFORMATION Leimyosarcoma is a rare malignant spindle cell tumor (sarcoma) composed of cells which demonstrate smooth muscle differentiation. Almost 50% percent affect the retroperitoneum. Leiomyosarcoma have been subdivided into 3 categories: leiomyosarcoma...

Infantile Fibromatosis

This is a type of fibromatosis that typically affects children less than five years of age. Patients are usually brought to a physician’s attention because of the discovery of a large mass. The most common sites of involvement are the shoulder irdle and muscles...

Hyaline Fibromatosis

This is a hereditary condition that usually manifests itself in early childhood. It consists of cutaneous and subcutaneous tumors composed of nodules of fibroblasts in a hyalinized, collagenized stroma. It is a rare condition, and patients usually present with...