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see neoplasmneoplasm
or tumor,
tissue composed of cells that grow in an abnormal way. Normal tissue is growth-limited, i.e., cell reproduction is equal to cell death. Feedback controls limit cell division after a certain number of cells have developed, allowing for tissue repair
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a limited benign tumor (sometimes multiple) consisting of fatty tissue.

Lipomas generally develop on the back, neck, and anterior abdominal wall. They vary in density and in size, from that of a hazelnut to that of the head of a grown man. Lipomas usually do not impair any function; generally, they are removed for cosmetic reasons.


A benign tumor composed of fat cells.
References in periodicals archive ?
Koopman has suggested that waiting for spontaneous regression in angiolipoma will allow the lesions to become more destructive and infiltrative, leading to further cosmetic problems.
Angiolipoma of internal auditory canal presenting repeated sudden hearing loss.
Infiltrating angiolipoma or intramuscular hemangioma?
Angiolipomas are tumors consisting of adipose tissue marked by vascular proliferation.
The lesion in out patient was an example of a noninfiltrating angiolipoma, based on its encapsulation and characteristic microscopic findings, including a fibrotic stroma with myxoid degeneration and lobulated cellular areas characterized by patchy capillary vascularization and fibroblastic activity.
Angiolipoma of the parotid: Case report and review.
Magnetic resonance imaging of infiltrating angiolipoma of the neck.