The occiput-C2 (O-C2) angle is measured between the McGregor’s line(08) Save Image Image gallery: O%c2%a8o%c2%b7u%e2%80%a0u%e2%80%a1 O%c2%b7u%e2%80%9eus O%c2%b9o%c2%a8o%c2%b9o%c2%a8 The One Story That Will Leave You Speechless