Table 2 Branchial arch anomalies and their associated differential diagnoses
Cleft | Differential diagnoses |
|---|---|
First branchial cleft anomaly | Parotitis with abscess formation lymphatic malformation parotid sialocoele benign lymphoepithelial cyst |
Second branchial cleft anomaly | Lymphatic malformation cystic nodal metastases lymphadenopathy/abscess schwannoma |
Third branchial cleft anomaly | Lymphatic malformation abscess cervical thymic cyst infrahyoid thyroglossal duct cyst cystic nodal metastases laryngocoele |
Fourth branchial cleft anomaly | Cervical thymic cyst lymphatic malformation thyroglossal duct cyst thyroid colloid cyst abscess |