The tumour of a thyroid gland - makes nearby 1 % of all tumours. At women meets in 2 times more often, than at men. Most often there is a follicular tumour makes up to 30 %; the anaplastic and medullary tumour is seldom taped. At a follicular cancer the basic signs - definition of solitary unit in a depth of a thyroid gland. At an anaplastic cancer more often signs are bound to a prelum of the next organs and tissues - a dysphagia, a dyspnea, hoarseness of a voice, a pain, augmentation of a gland. At follicular - the remote metastasises, a undifferentiated tumour flows with generalization of an innidiation. A medullary tumour - the high malignant form leading an early innidiation.