In pediatric rhabdomyosarcoma, stages are dependent on primary site whether favourable or unfavourable. Which of the following sites of involvement is considered unfavourable?
ExplanationFavourable sites include female genital, para testicular, and head and neck (non-parameningeal) regions; all other sites are considered unfavourable. Involvement of para-nasal sinuses by rhabdomyosarcoma is considered as unfavourable site.