Educational Content: This article is for informational purposes only and does not constitute medical advice. Always consult a healthcare provider for diagnosis and treatment.
Definition of Lymphangioma
Medically reviewed by Min Clinic Staff | Updated: January 2026
Lymphangioma: An abnormal structure that consists of a collection of blood vessels and lymph vessels that are overgrown and clumped together. Depending on its nature, a lymphangioma may grow slowly or quickly. Lymphangiomas can cause problems because of their location. For example, a lymphangioma around the larynx might cause a breathing problem.