These are Patient 8 diagnosed at age 13 years with non-metastatic secreting-PGL tumor of lumbosacral location in whom the recurrent CNV in SDHB was identified, and Patient 10 diagnosed at age 9 years with non-metastatic secreting-PCC tumor, who carries the pathogenic variant in the VHL gene. The gene discussed is SDHB; the disease is adrenal gland pheochromocytoma.