Objective: Spontaneous angiogram-negative nonperimesencephalic subarachnoid hemorrhage (an-NPSAH) can represent a diagnostic and management dilemma. The authors sought to determine radiographic predictors of aneurysmal etiology based on admission noncontrast head CT scans.
Methods: The authors performed a retrospective cohort study of prospectively collected data from consecutive patients who were admitted for spontaneous subarachnoid hemorrhage (SAH) with suspected aneurysmal etiology to an academic center from 2016 to 2021.
R I Med J (2013)
March 2020
Pain is universal, yet the prevalence of overdose and treatment of pain varies significantly between the United States (US) and Western Europe. Overdose deaths are seven times more common in the US compared to Western Europe. Cultural perceptions of pain, perception and treatment of opioid use disorder, pharmaceutical advertising, and rates and regulation of prescribing of opioids represent examples of factors that may be related to such differences between the US and Western Europe.
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