Feni madrasa girl Nusrat Jahan Rafi was burnt to death, according to Dr Sohel Mahmud, head of forensic medicine department of Dhaka Medical College Hospital (DMCH).
The three-member medical board formed over the death of Nusrat came up with decision on Saturday after examining all the evidences.
Mahmud said the medical report has been handed over to Jashim Uddin, sub-inspector of Shahbag Police Station.