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Columnar-cell carcinoma of the thyroid.
K Watanabe1, H Tsubota, T Himi
1Department of Otolaryngology, Sapporo Medical University, School of Medicine, Minami 1 jo Nishi 16 chome Chuo-ku, Sapporo 060-8543, Japan. kwantanab@sapmed.ac.jp
Auris, Nasus, Larynx
|August 8, 2001
Summary
This case study details a rare columnar-cell carcinoma of the thyroid gland in a 77-year-old female. The rare thyroid cancer exhibited mixed histological features, including papillary and follicular carcinoma components.
Area of Science:
- Endocrinology
- Oncology
- Pathology
Background:
- Columnar-cell carcinoma is a rare and aggressive subtype of thyroid cancer.
- Accurate diagnosis and characterization are crucial for effective management.
Observation:
- A 77-year-old female presented with tracheal deviation and a calcified neck lesion.
- Imaging revealed a right thyroid lobe mass with calcification; scintigraphy showed mixed 'cold' and 'hot' nodule characteristics.
- Fine needle aspiration cytology identified papillary fragments with pseudostratified columnar cells.
Findings:
- Histopathological examination confirmed a mixed tumor with papillary carcinoma, columnar-cell carcinoma, and follicular carcinoma.
- Transitional changes were noted between columnar-cell and follicular carcinoma components.
- The patient underwent subtotal thyroidectomy and paratracheal dissection.
Implications:
- This case highlights the diagnostic challenges and mixed histological features of columnar-cell thyroid carcinoma.
- Understanding these variations is vital for accurate diagnosis and treatment planning in rare thyroid neoplasms.
- Long-term follow-up is essential for patients with this rare thyroid malignancy.