Lipoma

Lipoma is a benign tumor of adipose tissue; thin fibrous capsule with lobulated normal fat cells separated by fibrous septa. Complex lipomas contain more connective tissue/vessels. Anywhere fat exists; rare malignant change. Common on shoulder/back/buttock subcutis; surgery for large ones. Common, middle-aged (50-60).

Common Symptoms

Soft hemispherical lateral leg mass; polyp; slow growth; fibrocalcified nodule

Causes

Familial/congenital; theories: inflammatory connective tissue degeneration, periglandular fat infiltration, lymphatic/blood supply obstruction, anterior pituitary gonadotropin, congenital fat metabolism/intestinal malabsorption. Deep dermis/subcutis, round/nodular/lobulated, mature adipocytes, thin capsule, fibrous septa, pale yellow greasy cut. Angiolipoma: capillary proliferation/thrombosis. Myxoid lipoma: myxoid stroma with foam/stellate/spindle cells. Rare hemorrhage/necrosis/calcification/liquefaction/xanthoma change.

Treatment

Drug therapy; supportive care; surgery

Prevention

Low cholesterol diet; limit meat <75 g/day; choose lean pork/skinless poultry; avoid fatty meats, organ meats, roe, squid.

Recommended Department

It is recommended to visit the general surgery department; before the visit you may first book an appointment and connect with experts through this platform.

Warm reminder: The above information is provided for health education reference only and cannot replace professional medical diagnosis. If you have related symptoms, please seek care at a regular hospital in time.