Effects of Patient Demographics and Examination Factors on Patient Experience in Outpatient MRI Appointments.

Objective: The objective of this article is to describe the effects of patient demographics and examination factors on patient-reported experience in outpatient MRI examinations.

Methods: This institutional review board-waived, HIPPA-compliant quality improvement study evaluated outpatient MRI appointments from March 2021 to January 2022 using a postappointment survey consisting of a 5-point emoji scale and text-based feedback. Patient demographics and examination information were extracted from electronic medical records.

Association between exposure to air pollution and hippocampal volume in adults in the UK Biobank.

Background: The hippocampus is important for memory processing. Several neuropsychiatric diseases including Alzheimer's disease are associated with reduced hippocampal volume, and further the hippocampus appears vulnerable to environmental insult. Air pollution has been associated with cardiovascular disease, abnormal brain structure, and cognitive deficits.