Choriocarcinoma Syndrome as an Initial Presentation of Testicular Cancer

Table 1

Cases of choriocarcinoma syndrome as an initial presentation of NSGCT in patients under 30 years of age reported in the literature.

Author, year, country	Age/origin of hemorrhage	Serum β-hCG (IU/L)	Histopathological diagnosis	Outcome/follow-up
Yoshida et al., 2018, Japan [12]	27 years/lung metastasis	943,601	Not specified	Alive/not specified
Salazar-Mejía et al. 2018, Mexico	17 years/lung metastasis	222,493	Mixed germ-cell tumor	Alive, persistent disease/5 months