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Table 1 Intergroup Rhabdomyosarcoma Study Group clinical classification system for rhabdomyosarcoma[4]

From: Embryonal rhabdomyosarcoma of the cervix presenting as a cervical polyp in a 16-year-old adolescent: a case report

Clinical group, extent of disease, resectability, and margin status
I A: localized tumor confined to site of origin completely resected
B: localized tumor infiltrating beyond site of origin completely resected
II A: localized tumor gross total resection but with microscopic residual disease
B: locally extensive tumor ( spread to regional lymph nodes) completely resected
III A: localized or locally extensive tumor gross residual disease after biopsy only
B: localized or locally extensive tumor gross residual disease after major resection (≥50% debulking)
IV Any size primary tumor with or without regional lymph node involvement with distant metastases irrespective of surgical approach to primary tumor