The death toll in Wednesday鈥檚 road accident at Chunti Jangalia point under Lohagara upazila in Chattogram rose to 11 as severely injured Tasnia Islam Prema died at Chittagong Medical College Hospital on Friday afternoon.
With her death, none of her five-member family in the capital鈥檚 Mirpur area is now alive.
Tasnia鈥檚 parents and two younger sisters died immediately after the accident.
A six-year-old girl, Aradhya Biswas, who was seriously injured in the accident, was sent to Dhaka for better treatment on聽Friday.
Aradhya also lost her parents in the accident.
The accident occurred as a bus collided with two microbuses on the Chattogram-Cox鈥檚 Bazar highway at Chunti Jangalia point on Wednesday.
At the same place, a total of 16 people were killed and 20 others were injured in three accidents in three consecutive days since the Eid-ul-Fitr day on March 31.
Following the Wednesday accident, Roads and Highways Department installed five speed breakers and placed red flags on roadside poles at the spot.
Tasnia succumbed to her injuries at around 11:45am on Friday while undergoing treatment in the intensive care unit of Chattogram Medical College Hospital, said CMCH director Brigadier General Tasmim Uddin.
鈥榃ith severe head and chest injuries, Tasnia was initially admitted to the neurosurgery ward,鈥� he said, adding, 鈥楬er condition deteriorated rapidly, prompting her transfer to the ICU, where she succumbed to her injuries.鈥�
He further said that another critically injured victim, Aradhya Biswas, had been transferred to Dhaka鈥檚 Square Hospital for advanced treatment from CMCH鈥檚 ICU.
The hospital owner has taken responsibility for her medical expenses, he added.聽
Among Wednesday鈥檚 victims, Tasnia鈥檚 father Rafiqul Islam Shamim, 46, her mother Lutfun Nahar Sumi, 35, and her two young sisters Anisa, 16, and Liana, 8, died on the same day.
In the accident Rafiqul鈥檚 niece Tanifa Yeasmin, 16, and uncle Muktar Hossain, 60, also died on the accident day.
Tanifa Yeasmin was an assistant spokesperson for the Students Against Discrimination鈥檚 Mirpur Model Thana.
Aradhya鈥檚 father Dilip Biswas, mother Sadhana Mondal and maternal grandfather Ashish Mondal died on the spot.
Her cousin, Durjoy Mondal, is also receiving medical treatment at the CMCH currently.
The Roads and Highways Department have installed five speed breakers at the accident-prone Jangalya stretch of the highway under the directive of Faruk E Azam, the adviser to the liberation war affairs and disaster management ministries, who visited the injured in CMCH on Thursday.