<prompt> Most common tumour of hea is:MyxomaRhabdomyosarcomaFibromaLeiomyosarcoma  <response>: Answer is A Myxoma Remember The most frequent cardiac tumor for all age groups is - Metastasis. The most frequent primary cardiac tumor for age groups is - Myxoma. The most frequent primary cardiac tumor in infants and children is - Rhabdomyoma 