While the use of point-of-care ultrasonography (POCUS) in the primary care setting may lead to faster and more precise diagnoses and referrals, overscreening can lead to unintended harms to patients, including over- or under-diagnosis and overtreatment. A new study published in Annals of Family Medicine examined general practitioners'(GP) understanding of appropriate ultrasound use versus how early adopters actually use it in their practices.