A study performed on 40 patients with occurrence of thyroid tissue in cervical lymph nodes yields the following: thyroid tissue found in a lymph node represents metastatic thyroid cancer; papillary carcinoma constituted 95% of all cases; a sex predominance was no manifest; the mean age was 42 yr; distant metastases were present in 10.5% of cases, but prognosis was not modified significantly; only 3 patients died and only one from metastatic thyroid cancer; the survival from surgical operation was high: more than 10 years in 17 cases (42.5%), and higher from the first symptoms (40 yr in one case); papillary carcinoma was characterized by 'ground glass nucleus'; in 81.5% of all cases, calcospherites and calcifications were present; the occurrence of atypic and giant cells was correlated with a worse prognosi
