pulmonary laceration
... that pulmonary laceration was thought to be uncommon before CT scanning became widely available, because the injury is difficult to detect with X-rays alone?
... that <b id="mwD_E"><a href="./Pulmonary_laceration" id="mwD_I" rel="mw:WikiLink" title="Pulmonary laceration">pulmonary laceration</a></b> was thought to be uncommon before <a href="./CT_scan" id="mwD_M" rel="mw:WikiLink" title="CT scan">CT scanning</a> <i id="mwD_Q">(example pictured)</i> became widely available, because the injury is difficult to detect with <a href="./X-ray" id="mwD_U" rel="mw:WikiLink" title="X-ray">X-rays</a> alone?