Failure to detect 131-I positive thyroid metastases with 99mTc.
D003933:Diagnosis; D005188:False Negative Reactions; D005260:Female; D006801:Humans; D007457:Iodine Radioisotopes; D008207:Lymphatic Metastasis / Q000175:diagnosis*; D008875:Middle Aged; D011877:Radionuclide Imaging; D013667:Technetium; D013964:Thyroid Neoplasms / Q000175:diagnosis*; D013965:Thyroidectomy
D007457:Iodine Radioisotopes; D013667:Technetium