Predictable
Adverse events are not invariably rare in neurosurgery. Most of them are predictable; however, their avoidance is not necessarily easy. Avoidable adverse events caused by medical errors were observed in only 1.1% of cases 1).
1)
Houkin K, Baba T, Minamida Y, Nonaka T, Koyanagi I, Iiboshi S. Quantitative
analysis of adverse events in neurosurgery. Neurosurgery. 2009 Sep;65(3):587-94;
discussion 594. doi: 10.1227/01.NEU.0000350860.59902.68. PubMed PMID: 19687705.