<prompt> Tadpole cellscomma shaped cells on histopathology are seen in -TrichoepitheliomaSpideromaRhabdomyosarcomaHistiocytoma  <response>: Histology of rhabdomyosarcoma The diagnostic cell of rhabdomyosarcoma is rhabdomyoblast.Rhabdomyoblast contains eccentric eosinophilic granular cytoplasm rich in thick and thin filaments.The rhabdomyoblasts may be -RoundElongated Tadpole or Strap cells.It has three variantsEmbryonalAlveolarPleomorphicRhabdomyoblasts are positive for desmin, MYOD1 and Myogenin. 