The woman, whose full name was not revealed by CTS news - a Chinese news station - presented to hospital, assuming that she had an infection in her eye. One by one, Professor Hung Chi-ting said he removed the insects, which were still alive, from her eye.
Doctors at Fooyin University Hospital in Taiwan described the discovery of the sweat bees as a "world first", having successfully managed to extract all four from her tear duct alive. Ms He felt something getting into her eye but assumed it was just dirt and washed it out.
The sweat bee feeds off nectar and pollen, but is also drawn to human perspiration, which provides "precious moisture and salts", according to the Missouri Department of Conservation. They are known to "nest near graves and in fallen trees, so it's easy to come across them while hiking in mountains", said Hong. Sweat bees sting, but their stings are not as painful as honey bee stings.
"She was wearing contact lenses so she didn't dare to rub her eyes in case she broke the lens".
He's eyesight, and the lives of the bees, were saved by the fact she had not rubbed her eyes. She immediately sought medical help follwing her heavily swollen eye.
"It was a very intense stinging pain and I was constantly shedding tears, there was a lot of secretion", He told reporters at a local news conference on Wednesday. As the Canadian Wildlife Federation notes, sweat bees can be identified by their bright metallic green or blue colour.
Though sweat bees do not attack people, Dr. "If she did she could have induced the bees to produce venom... she could have gone blind".
"This is the first time in Taiwan we've seen something like this", the doctor said.