Table 1 Classification of seminomas according to UICC/AJCC and IGCCCG [7, 61]

0

pTis

carcinoma in situ

N0

M0

-

-

-

-

IA

pT1

Limited to the testis and/or epididym, without lymphatic or vascular invasion, the tumor can infiltrate the tunica albuginea but not the tunical vaginalis

N0

M0

Any S level

Any LDH level

Any βHCG level

Norm.

IB

pT2

Limited to the testis and/or epididym, without lymphatic or vascular invasion, or spread through the tunica albuginea and invasion of the tunica vaginalis

N0

M0

Any S level

Any LDH level

Any βHCG level

Norm.

pT3

Infiltration of the spermatic cord

pT4

Infiltration of the scrotal wall

IIA

Any T stage

N1 (≤ 2 cm)

M0

Any S level

Any LDH level

Any βHCG level

Norm.

IIB

Any T stage

N1 (> 2 - 5 cm)

M0

Any S level

Any LDH level

Any βHCG level

Norm.

IIC

Any T stage

N1 (> 5 cm)

M0

Any S level

Any LDH level

Any βHCG level

Norm.

IIIA/B/C

Any T stage

Any N stage

M1a (non-regional nodes or lung metastasis)

Any S level

Any LDH level

Any βHCG level

Norm.

IIIC

Any T stage

Any N stage

M1b (other metastasis sites)

Any S level

Any LDH level

Any βHCG level

Norm.

IIIC

Mediastinal primary tumor

Any N stage

Any M stage

Any S level

Any LDH level

Any βHCG level

Norm.