AIS may refer to: Medicine. Abbreviated Injury Scale, an anatomical-based coding system to classify and describe the severity of injuries. Acute ischemic stroke, the thromboembolic type of stroke. Androgen insensitivity syndrome, an intersex condition in which there is an inability of many cells in the affected genetic male to respond to androgenic hormones. Athens Insomnia Scale, used to measure severity of insomnia. Organizations and companies. Advanced Info Service, Thai mobile phone operator.
https://en.wikipedia.org/wiki/AIS