When branchial clefts and pouches do not atrophy between 4 and 7 weeks of fetal life or when an anomalous or incomplete fusion occurs. congenital neck anomalies may develop. We present a rare case of a mass resembling a branchial sinus on the right side of the neck of a 2-month-old baby. which originated from the fourth branchial arch-derived structuresand varies in size with weeping. https://yeswellneses.shop/product-category/cold-sores/