The only person in the world who worked with both Yaşargil and Drake. As you already know Yaşargil was the king of anterior circulation aneurysms and and Drake was the king of posterior circulation aneurysms. And Hernesniemi became a new king on both.
50 years included at different levels of management responsibility of 1.000 – 3.500 yearly neurosurgical patients, approximately more than 70,000 patients treated.
Study periods at more than 25 centers. Personal microsurgical experience: more than 16,500 operations including more than 6,500 cerebral aneurysms,600+ AVMs and DAVFs, more than 3,500 brain tumours.
Profesör Hernesniemi is giving "50 Years in Neurosurgery" lecture, do not miss!
![](https://i.ytimg.com/vi/hHGUiB91Ujk/maxresdefault.jpg)