Papillary Thyroid Carcinoma

PAPILLARY THYROID CARCINOMA IN MASHHAD

Thyroid cancer is the most common endocrine malignancy. This study surveys the pathologic characteristics of thyroid cancerin Mashhad and study of papillary carcinoma in more detail. In this retrospective study, 108 out of 197 cases of thyroid cancer were papillary in type (55%), with female to male ratio of 1.91 which is lower than current reports. The age at the time of diagnosis ranged ...

Pheochromocytoma, papillary thyroid carcinoma.

A 53-year-old woman presented with labile and difficult to control hypertension on 3 different anti-hypertensive medications. Abdominal computed tomography and ultrasonography of the thyroid gland showed a 1.8 cm thyroid nodule. Fine needle aspiration biopsy of the thyroid nodule revealed papillary thyroid carcinoma. Serum thyroid stimulating hormone and free thyroxine, calcitonin, carcinoembry...

Papillary thyroid carcinoma

Parotid metastasis as the first presentation of papillary thyroid carcinoma

Parotid metastasis originated from papillary thyroid carcinoma is extremely rare, especially as the first presentation of the disease. We present a 70-year-old man with a history of painless swelling in the right side of the neck. He was evaluated for parotid tumor and histopathologic examination revealed a poorly differentiated carcinoma in the parotid gland with suspicion of thyroid origin. T...

Squamous Cell Differentiation in Metastatic Papillary Thyroid Carcinoma: Metaplastic

Squamous cell differentiation (SCD) may occur in papillary thyroid carcinoma (PTC) only at metastatic sites. We have studied cytokeratin CK5/6 and P63 along with TTF1 (thyroid transcription factor 1)  and B-Raf (V-Raf murine sarcoma viral oncogene homolog B1) immunohistochemical expression in neck lymph node metastases of thyroid PTC showing SCD. The patient (21-years) presented wit...