primary malignant lymphomas raise a number of issues : abrupt onset , age and sex patterns , histological typing ( virtually 100 % of cases are non-hodgkin lymphomas ) , differential diagnosis with either hashimoto 's chronic thyroiditis ( often associated with thyroid primary lymphomas ) or genuine anaplastic carcinoma of the thyroid .
C0024299
lymphomas
C0024305
non-hodgkin lymphomas