Wuhan doctors who remained critically ill with coronavirus woke up to find that their skin has turned dark after virus damaged their liver
- Dr Yi and Dr Hu were left fighting for their lives after getting the virus at work
- Doctors saved them by hooking them to a life-support machine called ECMO.
- Hormonal imbalances cause the change of their skin tone due to liver damage.
Dr Yi Fan and Dr Hu Weifeng, both 42, contracted the novel coronavirus while treating patients at the Wuhan Central Hospital in January.
Hormonal imbalances caused their abnormal skin colour after the virus damaged their livers, their doctor told Chinese state media.