tumours has had his hopes of returning to school dashed after doctors found fluid in his head. Kieran Crighton is undergoing crucial surgery today at Glasgow'sRoyal Hospital for Children, to drain fluid on his brain after the 15-year-old complained of severe headaches.Kieran, from Kilwinning, had planned to join his pals and return to school tomorrow after shielding for five months, but the teen will now have at least a three week wait before he can step foot back in the classroom.