Paratesticular Pleomorphic Rhabdomyosarcoma: A Report of Two Cases

Table 1

IRSG Presurgical Staging Classification

Stage	Sites	Tumor (T)	Size	Node (N)	Metastases(M)
I	Orbit, head and neck (excluding parameningeal) GU: nonbladder/nonprostate	T1 or T2	a or b	N0, N1, or Nx	M0
II	Bladder/prostate, extremity, cranial, parameningeal, other; (includes trunk, retroperitoneum, and so on)	T1 or T2	a	N0 or Nx	M0
III	Bladder/prostate, extremity, cranial parameningeal, other; (includes trunk, retroperitoneum, and so on)	T1 or T2	a; b	N1; N0, N1, or Nx	M0
IV	All	T1 or T2	a or b	N0 or N1	M1

Note. Tumor: T₁, confined to anatomic site of origin, (a) ≤5 cm in diameter in size, (b) >5 cm in diameter in size; T₂, extension and/or fixative to surrounding tissue, (a) ≤5 cm in diameter in size, (b) >5 cm in diameter in size; regional nodes: N₀, regional nodes not clinically involved; N₁, regional nodes clinically involved by neoplasm; N_x, clinical status of regional nodes unknown; metastasis: M₀, no distant metastasis; M₁, metastasis present.
Abbreviation: GU: genitourinary.