Exposure to Creutzfeldt-Jakob disease.
D003120:Colorado; D007562:Creutzfeldt-Jakob Syndrome / Q000517:prevention & control / Q000635:transmission*; D003428:Cross Infection / Q000517:prevention & control / Q000635:transmission*; D004203:Disinfection / Q000379:methods; D004866:Equipment Contamination; D006801:Humans; D007591:Joint Commission on Accreditation of Healthcare Organizations; D019635:Neurosurgical Procedures / Q000009:adverse effects / Q000295:instrumentation; D012307:Risk Factors; D012308:Risk Management / Q000379:methods*; D018571:Sentinel Surveillance; D013525:Surgical Instruments / Q000382:microbiology*; D014481:United States