<prompt> Tadpole cells comma shaped cells on histopathology are seen in -TrichoepitheliomaSpideromaRhabdomyosarcomaHistiocytoma  <response>: Ans. is c i.e., Rhabdomyosarcoma Histology of rhabdomvosarcoma o The diagnostic cell of rhabdomyosarcoma is rhabdomyoblast. o Rhabdomyoblast contains eccentric eosinophilic granular cytoplasm rich in thick and thin filaments. o The rhabdomyoblasts may be ? i Round Elongated Tadpole or Strap cells. o It has three variants i Embryonal Alveolar iii Pleomorphic o Rhabdomyoblasts are positive for desmin, MYOD1 and Myogenin. 