This is the incredible moment a passing doctor was able to save a stranger 's life after he crashed into the back of a lorry on a motorbike . Praewa Mitrakul , 30 , a medical lecturer at Mahudol University in Bangkok , Thailand , was making her way home from work when she saw motorcyclist Akara Yamnam slam into the truck . The 33-year-old went flying through the windscreen , which shattered and sliced open his neck , as Dr Mitrakul stopped her car , ran over and began giving emergency first aid . Praewa Mitrakul , 30 , is seen giving emergency first aid to Akara Yamnam after he crashed his motorbike . The doctor and medical university lecturer was passing by when she witnessed the crash and rushed to help . The moment was captured on a mobile phone by Yingyot Srinakarn , and shows the blood-soaked ground as the medic tries to stop the flow from his gaping neck wound . Mr Srinakarn , 27 , said : 'She was very calm and knew exactly what she was doing . She whipped off her cardigan and used it as a pad to cover the wound and stem the flow of blood . 'The ground was covered in blood and broken glass but she stayed by him despite cutting her own knees . If she had n't stopped to help I am sure he would not have survived . 'She truly was his guardian angel . ' Dr Mitrakul , a lecturer at Mahudol University in Bangkok , Thailand , and was leaving work at time . The doctor stayed with him until emergency services arrived around 10 minutes later to take him to hospital . The video was uploaded to social media where it quickly went viral with people praising the woman for her quick actions . Paul Saunter posted : 'Hope the guy will recover soon . All my respect to this lady . The right person at the right place in the right moment . ' Sanguan Hiranyasap wrote : 'This is a true angel on earth . ' While Apasiri Wongpuapun said : 'Extraordinary woman . People like this should be given the highest honours in the land . A true priestess . ' Dr Mitrakul later told local media : ‘ I saw the accident had just occurred so I had the chance of saving and I am glad I helped save one . ' I just did what I had to do . He needed help and luckily I was there for him . ' It is reportedly the third time the doctor has stepped in and help save a stranger , according to Press Reader . She can be seen helping the 33-year-old by using a cardigan to stem the flow of blood from his neck wound . Other passers-by called emergency services while she gave first aid after the sliced his neck open on glass . The doctor cut her knees open on shards of glass on the ground from the smashed windscreen of the lorry . The video of the moment she saved his life has gone viral online and she has been described as an 'angel '
WARNING : CONTAINS GRAPHIC CONTENT . Praewa Mitrakul , 30 , was on her way home from work when she saw crash . She rushed over and began giving emergency first aid to Mitrakul . The 33-year-old went flying through windscreen of lorry and sliced his neck . Doctor used cardigan to stem blood flow from wound as ambulance called . Moment was captured on camera and video has gone viral on social media . Members of public have called her ' a true angel ' and offered their 'respect '