Aneurysm analysis . . . and other storiesBMJ 2021; 372 doi: https://doi.org/10.1136/bmj.n400 (Published 18 February 2021) Cite this as: BMJ 2021;372:n400
A French study collected data on 2500 patients with intracranial aneurysms. The researchers then compared the characteristics of unruptured aneurysms that had been discovered incidentally with ruptured aneurysms discovered during investigation for intracranial haemorrhage. On average, people with ruptured aneurysms were older and their aneurysms were larger and more likely to be located in the posterior cerebral circulation (Neurol Neurosurg Psych doi:10.1136/jnnp-2020-324371). Rather surprisingly, systemic hypertension wasn’t associated with rupture.
It’s now clear that transmission of coronavirus SARS-CoV-2 is predominantly airborne. Under some conditions, the virus can survive on surfaces but spread …