A Case of Hepatic Angiomyolipoma Treated with Laparoscopic Partial Hepatectomy

We report a case of hepatic angiomyolipoma (HAML) treated with laparoscopic partial hepatectomy. A 28-year-old man was referred to our hospital for further examination mass. History: tuberous sclerosis, epilepsy, developmental disorders, renal angiomyolipoma. Abdominal ultrasonography revealed 68 × 55 65 mm highly echogenic tumor in the segment 2 liver. CT contrast enhancement high density mass same segment. Core needle biopsy performed, and diagnosed as HAML since immunohistochemical stainings positive both human melanoma black-45 α-smooth muscle actin. The Ki-67 index high, but there no malignant findings. Abdominl that grew 75 over 7-month observation period. decided an operation necessary, given possible danger rupture or transformation. Laparoscopic hepatectomy (S2) performed. post-operative period uneventful, patient discharged after 12 days. Histopathological study showed had fatty tissue, spindle-shaped cells growth vessels. Pathology confirmed diagnosis. Although follow-up criteria indications surgery are being proposed, is established opinion on surgical procedure. If diagnosed, minimally invasive effective. positioned benign tumor, metastasis recurrence have been reported some cases, strict necessary potentially tumor.