lateral cervical cyst as the initial presentation of an occult papillary thyroid carcinoma: a case report

Papillary carcinoma accounts for 85% to 90% of all malignant thyroid tumors. Papillary thyroid carcinoma commonly extends to the lymphatic system; metastatic lymph nodes usually present as a solid mass in the anterior or lateral aspect of the neck. Cervical cysts are usually considered benign lesions; branchial cleft cysts are the most common neck. A lateral cervical cyst as the initial manifestation of an occult thyroid carcinoma is rare. Aside from a thorough physical examination of the head and neck, ultrasound, should be performed to determine the diagnosis for a lateral cervical cyst. Excisional biopsy should be performed, if the case of lateral cervical cyst, as the initial presentation of an occult papillary thyroid carcinoma