The Sunday statement by Mostafa Waziri, Secretary General of the Supreme Council of Antiquities, says: "The tomb did not contain any hidden, man-made blocking walls as suspected earlier. Francesco Porcelli of the Polytechnic University of Turin wants to present the findings later on Sunday.
In 2015, British Egyptologist Nicholas Reeves proposed, after analysis of high-definition laser scans, that Queen Nefertiti's tomb could be concealed behind wall paintings in the famed boy king's burial chamber.
The ministry says previous scans by Japanese and American scientists had proved inconclusive.
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