Women undergo unnecessary hysterectomies in Sweden after incorrect test results

Women aged 38 to 85 were advised to undergo hysterectomies after receiving test results that indicated cellular changes, a precursor to uterine cancer. Subsequent reviews revealed these diagnoses to be incorrect, meaning the surgeries were unnecessary.

Johan Lugnegård explained that the misjudgments stemmed from the evaluation process, which involves a manual assessment that can be subjective. This process follows relatively new criteria introduced in 2020 and implemented in Sweden in 2021. He noted that the evaluations are complex, often involving nuanced differences between healthy and unhealthy tissue. “It’s not a straightforward situation,” he said, clarifying that results do not yield clear-cut responses, unlike many other medical tests.

The discovery of these erroneous surgeries came during follow-up checks conducted by several independent individuals. Lugnegård pointed out that there have been failures in quality assurance at Akademiska Hospital, indicating that a group of assessors requires constant calibration to ensure accurate evaluations. There was a period during which this calibration was not functioning properly, leading to the misdiagnoses.

Currently, 33 women from the Uppsala region have been found to have had their uteruses removed unnecessarily. The incident raises concerns about the quality control measures in place and highlights the potential risks faced by patients receiving surgical procedures based on faulty medical assessments.