Barre tumor
Barre-Masson tumors are a group of malignant tumors that arise from chromaffinocytes located in the subcutaneous tissue and pararenal gland. This disease usually occurs in young people (ages 5 to 20 years).
The most common form of Barre-Mason tumor is a localized malignant tumor that grows slowly and does not spread beyond the subcutaneous tissue. However, in rare cases, tumor cells can invade the veins surrounding