<prompt> Most common salivary gland tumor in children:LymphomaAdenoid cystic CaPleomorphic adenomaMucoepidermoid Ca  <response>: The commonest benign tumor encountered is pleomorphic salivary adenoma accounting for approximately 30 of all pediatric salivary neoplasma. The majority occur within the parotid gland. Most common malignant tumor of salivary gland in childhood: Mucoeidermoid carcinoma, approximately 50 followed by acinic cell carcinoma 20 