Nuclear scientist Dr Abdul Qadeer Khan will fly to Karachi today (Wednesday) for a prostate cancer operation in Aga Khan Hospital, Online reported on Tuesday. Dr Khan's daughter Dina and granddaughter Tania will accompany him, while his daughter Aisha will arrive in Karachi later. Doctors have ascertained that the prostrate cancer has not affected other parts of Dr Khan's body, APP quoted a government statement as saying. It said that doctors agreed that radical prostectomy (surgery) was the best option compared to hormone therapy and radiotherapy, adding that Dr Khan and his family had been consulted in this regard.