Figure 2.

Residual arteriovenous malformation is apparent in 2006 (a), nidus size diminished at the 3rd-year follow-up (b). Nidus has been obliterated 7.5 years after the first gamma-knife radiosurgery (c)

Residual arteriovenous malformation is apparent in 2006 (a), nidus size diminished at the 3rd-year follow-up (b). Nidus has been obliterated 7.5 years after the first gamma-knife radiosurgery (c)