Overview By Mayo Clinic Staff Print Liver hemangiomaLiver hemangiomaA liver hemangioma is a noncancerous (benign) mass that can occur in the liver. A liver hemangioma is made up of a tangle of blood vessels. A liver hemangioma (he-man-jee-O-muh) is a noncancerous (benign) mass in the liver. A liver hemangioma is made up of a tangle of blood vessels. Other terms for a liver hemangioma are hepatic hemangioma and cavernous hemangioma. Most cases of liver hemangiomas are discovered during a test or procedure for some other condition. People who have a liver hemangioma rarely experience signs and symptoms and don't need treatment. It may be unsettling to know you have a mass in your liver, even if it's a benign mass. There's no evidence that an untreated liver hemangioma can lead to liver cancer. Request an Appointment at Mayo Clinic Symptoms & causes Jan. 05, 2017 Print Share on: FacebookTwitter References Feldman M, et al. Hepatic tumors and cysts. In: Sleisenger and Fordtran's Gastrointestinal and Liver Disease: Pathophysiology, Diagnosis, Management. 10th ed. Philadelphia, Pa.: Saunders Elsevier; 2016. http://www.clinicalkey.com. Accessed July 7, 2016. Benign liver tumors. American Liver Foundation. http://www.liverfoundation.org/abouttheliver/info/benigntumors/. Accessed July 7, 2016. Sachs TE, et al. Cavernous hepatic hemangioma. In: Current Surgical Therapy. 11th ed. Philadelphia, Pa.: Saunders Elsevier; 2014. http://www.clinicalkey.com. Accessed July 7, 2016. EASL Clinical Practice Guidelines on the management of benign liver tumours. Journal of Hepatology. In press. Accessed July 7, 2016. Cappell MS. Hepatic disorders during pregnancy. In: Obstetrics: Normal and Problem Pregnancies. 7th ed. Philadelphia, Pa.: Saunders Elsevier; 2017. http://www.clinicalkey.com. Accessed July 7, 2016. Picco MF (expert opinion). Mayo Clinic, Rochester, Minn. July 25, 2016. RelatedUltrasoundCT scanNausea and vomitingAbdominal pain Liver hemangiomaOverviewSymptoms & causesDiagnosis & treatmentDiagnosisTreatmentClinical trialsPreparing for your appointmentMore aboutIn-DepthMultimediaResources Advertisement Mayo Clinic does not endorse companies or products. Advertising revenue supports our not-for-profit mission. Advertising & Sponsorship Policy Opportunities Ad Choices Mayo Clinic Store Check out these best-sellers and special offers on books and newsletters from Mayo Clinic. The Mayo Clinic Diet BookMedical News From a Trusted SourceMayo Clinic on Healthy AgingA New Perspective on Alzheimer'sThe Mayo Clinic Diet Online Diagnosis & treatmentRequest an AppointmentDiagnosisTreatmentClinical trialsPreparing for your appointment CON-20198825 Patient Care & Health Information Diseases & Conditions Liver hemangioma