Adjuvant Radiotherapy for Synchronous Bilateral Testicular Seminoma: A Case Report and a Review of the Pertinent Literature

Table 1

Incidence of bilateral germ cell tumor in select series.

Author (reference)	Total number testicular germ cell tumors	Bilateral germ cell tumor (BGCT) (%)
Patel et al. [2]	795	19 (2.3)
Wanderås et al. [3]	2225	68 (3.0)
Coogan et al. [4]	2088	21 (1.0)
Sonneveld et al. [5]	445	16 (3.6)
Ondrus et al. [6]	960	27 (2.8)
Che et al. [7]	2431	24 (1.0)
Ohyama et al. [8]	274	9 (3.2)
Géczi et al. [9]	2386	72 (3.0)
Holzbeierlein et al. [10]	3984	58 (1.5)
Theodore et al. [11]	2383	45 (1.9)
Hentrich et al. [12]	1180	47 (4.0)