AHMEDABAD: A 22-year-old nursing student, who was critically ill with dengue and was put on ventilator, was allegedly gang-raped twice inside the ICU of Apollo Hospital in Ahmed abad by a doctor and a ward boy last week. She filed a complaint with the police on Tuesday following which the accused were arrested on Thursday night.In her statement to the police, the survivor said Dr Rajesh Chauhan and the ward boy , Chandrakant Makwana , raped her on September 3 and 4. She said Chauhan gave her an injection before the duo raped her.“We suspect that a sedative was administered to prevent her from crying for help,“ said a senior police officer. It is not clear how many times the survivor was sedated by her tormentors. “We have sent the survivor's blood samples for testing,“ the officer said.Police inspector KK Pandya said the survivor had been taken off the ventilator “not long before she was raped“. He added that “she was in a semi-conscious state when she was raped“.“A medical examination of the survivor has established a recently ruptured hymen,“ said a senior police office. He added that “CCTV footage proves the presence of Chauhan and Makwana in the ICU at the time of the incident“.IG Gandhinagar , Manoj Shashidharan, said the survivor stated that she could feel the pain but did not have the strength to fight the rapists. She finally recounted her trauma on a piece of paper and gave it to her uncle on Tuesday , following which the police complaint was lodged.Though weakened by dengue and traumatised by gang-rape, the survivor picked out her assailants in an identification parade carried out in the hospital in the presence of a magistrate on Thursday . She also recorded her state ment before the magistrate under Section 164.Chauhan (30) is a PakistaniHindu doctor who migrated to Ahmedabad in 2014 and took up a job in Apollo after getting a longterm visa till 2017. He is unmarried and lives with his elder brother in Kubernagar. He has a medical degree from the Liyakat University in Pakistan's Sindh province.Both Chauhan and Makwana (35) have been remanded in police custody till Saturday. Pandya said the accused have denied the charges.Apollo Hospital CEO Dr Abhijat Sheth said security has been increased at the hospital.“This is a horrifying incident and we have appointed a committee to recommend measures to prevent any such incident in the future,“ said Sheth.