JERUSALEM, Jan. 6 (Xinhuanet) -- Israeli Prime Minister Ariel Sharon, who has been hospitalized after suffering a massive stroke on Wednesday, was undergoing a brain scan on Friday, doctors said.

    "The prime minister is at the moment undergoing a CT scan," said Yael Bossam Levy, a spokeswoman for the Hadassah hospital in Jerusalem where Sharon is being treated.

    The ongoing brain scan was aimed to check for bleeding, according to the spokeswoman.

    The 77-year-old Sharon is in a medically induced coma and doctors said that the sedation is expected to last at least till Sunday.

    Sharon's sudden grave illness has cast great uncertainty to the upcoming Israeli general elections slated for March 28 and the prospects of the Mideast peace process. Enditem