Definition of impaction in US English:



  • The condition of being or process of becoming impacted, especially of feces in the intestine.

    • ‘Constipation is a serious problem, because patients with PD are particularly susceptible to impaction, obstruction, volvulus, and paralytic ileus.’
    • ‘Complications from capsule endoscopy, such as impaction and small bowel stricture, have been reported.’
    • ‘The medical history should also identify such contributing factors as diabetes, stroke, lumbar disc disease, chronic lung disease, fecal impaction and cognitive impairment.’
    • ‘The diagnosis of foreign-body aspiration with secondary mucoid impaction in healthy adults is subtle.’
    • ‘The relation to mucoid impaction of the bronchus and acute bronchopulmonary fungal disease should also be re-evaluated.’