Racking up more than 620 million views and comments as of press time, the hashtag 'Two persons found with the rarest blood type in E China's Jiangsu' has become the top trending topic on Sina Weibo, where netizens marveled at the scarcity of the blood type and expressed worries over the woman's severe anemia. Since the first person with Rhnull blood was discornered in an Australian woman in 1961, there have been less than 50 people in the world and four people in China known to have the blood type.Įven more precious than the Rh-negative blood type called 'Panda Blood,' Rhnull blood has been called 'Golden Blood' as it is the 'universal' life-saving blood.

The patient's elder sister was then found to have the same blood type. Jiangsu Taizhou People's Hospital found Rhnull blood in a female patient with severe anemia while testing her blood type and antibody.

Photo: Snapshot from WeiboA hospital in East China's Jiangsu Province has recently found two women with Rhnull blood, the rarest blood type on Earth so far in fewer than 50 people around the globe, since it was first found in 1961.

What is the rarest blood type