Mosthemangioblastomasoccur for no known reason and are discovered only after symptoms develop.

Fortunately, these benign tumors can usually be cured with surgery.

In some cases, hemangioblastomas grow as a result of a genetic condition calledvon Hippel-Lindau(VHL) syndrome.

What is a Hemangioblastoma? - Illustration by Jessica Olah

Verywell / Jessica Olah

In this article, you’ll learn more about genetic risk factors and other possible causes of hemangioblastomas.

Verywell / Jessica Olah

Common Causes

The cause of most hemangioblastomas is a mystery.

Most of the time it can be assumed that single tumors are sporadic.

Multiple tumors are almost always associated with VHL.

Genetics

Hemangioblastomas occur 1.5 to 2 times more frequently in men than in women.

No ethnic predominance has been reported.

They can connect you with the specialists needed to make an accurate diagnosis.

2020;10:570103. doi:10.3389/fonc.2020.570103

National Center for Advancing Translational Sciences: Genetic and Rare Diseases Information Center.Hemangioblastoma.