Latest AI and machine learning research in prevention for healthcare professionals.
We describe a case of a middle-aged Caucasian pilot who presented to us with a painless left Horner's syndrome due to a focal dissection of the infra-petrous portion of the ipsilateral internal carotid artery. He did not suffer symptoms of cerebral ischemia at the time of onset, or during the following 2 yr. The Horner's syndrome persisted unchanged throughout follow-up. Serial magnetic resonance ...
Nearly all forms of valve surgery are incompatible with fitness to fly. The biological valves have a small but definite thrombo-embolic risk and are prone to late failure. The prosthetic valves require long-term anticoagulant therapy and carry an unacceptable risk of thrombo-embolism. The only possible exception is the unmounted homograft in the aortic position. If two years after such a valve rep...