“…5 In adults the differential diagnosis are abscesses, enlarged lymph nodes (predominantly if it has central necrotic), pulmonary lesions, branchial cleft cyst, thyroglossal cleft cyst, vascular anomalies, laryngocoele, schwannoma, and neck metastases. As mentioned by Gaikwad et al, 3 a subcutaneous suprasternal bronchogenic cyst of the neck may be added to the list of transilluminant cervical subcutaneous swellings. This can differentiate it from nontransilluminant cystic neck lesions like branchial cleft cysts, thyroglossal cysts, epidermal inclusion cysts, thymic cysts, thyroid cysts, and teratomas.…”