SDHB and metastatic malignant neoplasm in the lymph nodes: Another patient with a germline mutation in the SDHB gene (Cluster 1A) and a noradrenergic secretion phenotype exhibited one lymph node metastasis with mildly increased [18F]FDOPA uptake (SUVmax 3.1) and an additional lymph node metastasis that was not visible in either the PET or CT components of the [18F]FDOPA PET/CT.