What is the Atypical Lipomatous Tumor?The atypical lipomatous tumor is low-grade cancer that rarely spreads to the other parts of the body but has a tendency to recur after the treatment. It is a mesenchymal tumor composed of mature fat cells and stromal cells. The most common sites for an atypical lipomatous tumor are the thighs, abdomen, chest, head, neck, spermatic cord, and skin.
Disease EpidemiologyIt is the most common fat cell cancer. The average age of development of the disease is 40-60 years. It is rare in children.
Disease Etiology (Causes)There is no well-known cause behind the development of an atypical lipomatous tumor.
Signs and SymptomsSigns and symptoms vary depending on the area of the body.
- The symptoms of hip or thigh atypical lipomatous tumor are mass or tumor in the hip or thigh region along with pain in the leg.
- Retroperitoneal (abdominal) atypical lipomatous tumor may present with the pain or feeling of fullness in the abdomen.
DiagnosisThe following diagnostic techniques and procedures can be used to make a diagnosis these are
- Diagnostic imaging techniques such as USG, CT-scan, MRI, and PET scan can be used to detect the site, size, and extent of the tumor.
- Tumor biopsy
- Histo-pathological examination