Referring for echocardiography: when not to test

The COVID-19 pandemic has prompted a reassessment of the traditional pathways and processes involved in the delivery of health care. This is especially true for diagnostic services, which have been profoundly affected during the pandemic as a result of an increase in demand and the reduction in workforce availability that followed staff illness, isolation, and redeployment. This has led to a dramatic increase in the number of patients waiting...