An 83-year-old woman with a history of non-insulin-dependent diabetes mellitus, hypertension, dyslipidemia and chronic atrial fibrillation presented with progressive abdominal pain and constitutional syndrome of one month duration.
On physical examination, the abdomen was blable and hemodynamically stable, with a globuleous mass, depressing, painful upon palpation and a left flank tumor.
The laboratory tests showed a hemoglobin of 9.3 g/dl, leukocytes 11,300 /mm3, urea 109 mg/dl, creatinine 1 mg/dl, total bilirubin 2.6, alkaline phosphatase 139 U/l, with the rest of the function
Abdominal computed tomography (CT) found a 20 x 20 x 15 cm heterogeneous density mass that causes displacement of the renal vessels and foot-local system without affecting obstructive uropathy or metastatic involvement.
Surgery led to a left radical nephrectomy with complete excision of the mass.
The patient died one month after surgery due to acute pulmonary edema.
Histopathological examination showed a tumor of 3.5 kilograms mucoid appearance with areas of hemorrhage affecting 30%, and in its center the rejected but mixed nephrectomy piece with a large parotid liposarcoma mix index, compatible with a mixed lymphoid increase.
