Novel Insights of Oligometastases and Oligo-Recurrence and Review of the Literature

Table 1

Outcomes of oligometastases and oligo-recurrence in the lung.

Author	Year	Study design	Treatment method	Local control (%)	Overall survival (%)
IRLM [31]	1997	retrospective	surgery	—	36 (5 years)
Onaitis et al. [32]	2009	retrospective	surgery	—	78 (3 years)
Okunieff et al. [34]	2006	retrospective	SBRT	94 (median followup: 18.7 mo.)	16 (PFS)
Norihisa et al. [35]	2008	retrospective	SBRT	90 (2 years)	84.3 (2 years)
Rusthoven et al. [36]	2009	prospective	SBRT	96 (2 years)	39 (2 years)
Takahashi et al. [37]	2012	retrospective	SRS, SBRT	87 (2 years)	65 (2 years)
Inoue et al. [38]	2012	retrospective	SBRT	—	54 (5 years)

Abbreviations: SBRT: stereotactic body radiation therapy; SRS: stereotactic radiosurgery; mo.: months.