Hello FreeSurfer experts I was looking into the aseg.stat files following reconall runs and found that intracranial volume measurements were really small for some subjects, while other measures were comparable ( example below) May you suggest the reason for that.
Cortex vol lhcorticalWM rhcorticalWM subcortWM Total GM Supratentovol ICV 604672.2727 293117.0313 295386.1719 588503.2031 137454 742126.2727 1305366.506 2295517.424
508022.5115 277588.2969 273433.7188 551022.0156 141394 649416.5115 1172142.031 807193.8392
538498.8818 212168.7188 211857.9063 424026.625 141688 680186.8818 1057642.049 1100334.147 573133.8927 270262.7813 271187.8125 541450.5938 128431 701564.8927 1217341.888 354564.6828
Thanks, Rashmi