Influence of improved imaging techniques on detection of occult cervical lymph node metastases

Frank Waldfahrer, Claudia Scherl, Johannes Zenk & Heinrich Iro
Before sonography and computed tomography had been established, cervical nodes were only assessed by clinical examination. Since the nineties imaging is used in a routine matter. In this retrospective study we analyzed if introduction of imaging could change the rate of occult lymph node metastases.[for full text, please go to the a.m. URL]