In medical or research<unk> , an<unk>  finding (commonly known as an<unk> oma") is an unanticipated finding which is not related to the original diagnostic inquiry. As with other types of<unk>  findings, they may represent a diagnostic, ethical, and philosophical dilemma because the significance is unclear. While some coincidental findings may lead to beneficial diagnoses ("a lucky find"), others may lead to overdiagnosis in the form of unnecessary testing and treatment, i.e. the "cascade effect."<unk>  findings are common in<unk> . For instance, around 1 in every 3 cardiac MRIs result in an<unk>  finding. Incidence is similar for chest CTs (~30%). As the use of medical<unk>  increases, the chance of detecting<unk>  findings is expected to increase.
Incidental imaging finding
Incidental medical findings
Pre-existing condition
Histopathologic diagnosis of prostate cancer
Noxious stimulus
Renal pathology
Dual diagnosis
Pulmonary pathology