"It is therefore important to assure that the custody and safety of the ballots are carefully accounted for," he said.
Egypt's generals have said he is in custody for his safety.
"Whenever a person is taken into custody: Ensure the safety of the detainee is maintained.
"We understand this may be inconvenient for family members, but we owe it to our staff and those in our custody to prioritize safety and health," said Deputy Commissioner Alan Grinstead, of the Delaware Department of Correction.
Scottish Trans Alliance has worked in partnership with the Scottish Prison Service to develop policies and procedures that respect the rights of trans people in custody, while upholding safety and fully recognising the complexities of managing people with challenging offence histories.
Public safety requires custody for serious and violent offenders who are a continuing public danger.
The Ministry of Justice's safety in custody statistics confirm a growing tide of violence and despair inside prisons, with the number of assaults rising 27% to more than 20,500.
The latest Ministry of Justice safety in custody figures show the number of incidents of self-harm by female prisoners has almost halved since the Lancet study was carried out.
In Pakistan, for example, many relatives of Rimsha Masih have fled in fear of Muslim mobs, and Interior Minister officials have urged the Islamabad police to keep the girl in custody for her own safety.
