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Cysts that originate from remnants of the cervical sinus and from the clefts are, based on embryological development, called second branchial cleft cysts, (5) whereas those that arise from the pouches are called branchial pouch cysts.
Developmental defects of the second branchial cleft are a common cause of lateral neck masses.
of Patients 1 Thyroglossal duct cyst (6) 3 2 Branchial cleft cyst (7) 4 3 Lymphangioma (8,9) 10 4 Abscess 4 5 Tuberculous lymph nodes 10 6 Salivary gland tumour 3 7 Lymphoma 4 8 Metastases 18 Total 56 Table 11: Lymph Nodal Masses on Ultrasound Sl.
Surgical technique for excision of first branchial cleft anomalies: How we do it.
First branchial cleft cysts appear as simple or complicated unilocular cystic lesions within, superficial, or deep to the parotid gland on CT and MRI (Figure 7).
A solitary cystic nodal metastasis from an occult papillary carcinoma of the thyroid can simulate a branchial cleft cyst clinically and ultrasonographically.
Second branchial cleft anomalies are the most common branchial apparatus anomalies, representing approximately 95% of cases.
4) Second branchial cleft anomalies are often described as remnants along this migration pathway; they rarely present as a complete tract.
Branchial cleft cysts, sinuses, and fistulas are the most common congenital lateral neck lesions in children.
Branchial cleft cysts (BCC) arise from incomplete obliteration of any branchial tract, resulting in either a cyst (75%) or sinus tract (25%).
In the normal course a persistent fistula of the second, third and fourth branchial cleft and pouch passes from the external opening in the mid or lower third of neck in the line of the anterior border of the sternocleidomastoid muscle, deep to platysma along the carotid sheath.
We report a true case of primary branchial cleft cyst carcinoma.