Also Monday, Justice Ministry officials said synthetic feather hair extensions two sons of Mubarak have an estimated $340 million in Swiss bank accounts.
Assem al-Gohary said Swiss authorities are investigating whether one of the sons, Alaa, was involved in money laundering along with other ex-regime figures.
At home, Mubarak and his sons have been charged with corruption and all three are under arrest. Mubarak is also charged with complicity in the killing of about 850 protesters during the uprising.
Switzerland has already frozen the assets of the Mubarak family and other ex-Egyptian regime figures, which al-Gohary estimated at nearly $450 million. He added that most of those assets belong to the sons.
Al-Gohary also said that the wealth of Mubarak's top associate, tycoon Clip In Hair Extensions Hussein Salem, and his family exceeded $4 billion. He added that Salem and his family have transferred funds overseas in the past six months, including to Hong King, the United Arab Emirates.
The 77-year-old Salem is co-defendant in the Mubarak corruption trial and faces charges in relation to lucrative land and other deals, including exporting gas to Israel. He is also under arrest in Madrid, Spain.
The accusation that authorities are targeting doctors and raiding hospitals in search of wounded protesters has been made before by leading international human rights groups.
Last month, US-based Human Rights Watch said Syrian security forces "forcibly removed" patients from a hospital and prevented doctors from reaching the Long Feather earrings wounded during a military siege in Homs.
Monday's developments follow the Arab League's announcement a day earlier that it planned to bring together Syria's government and opposition groups to seek ways to end the violence.
"We will call all of the parties of the opposition and government to hold a dialogue within 15 days," Nabil el-Araby, the group's secretary-general, said after an emergency meeting of Arab foreign ministers in the Egyptian capital on Sunday.
But Youssef Ahmad, Syria's ambassador to the Arab League, aired his country’s reservation to the Arab League's resolution, the Syrian state news agency, SANA, reported.
Ahmad said his country will not hold talks in Cairo, affirming that Syria is an independent and sovereign country led by a legitimate authority, and that "any national dialogue can only be held in Syria".
