This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Miscellaneous (Neck), Subject name: Surgery
Most common site for cystic Hygroma is - 
Select and explain. 
A. Lower third of neck, B. Overlying the parotid gland, C. Along the Zygomatic Prominence, D. Post auricular
A: Lower third of neck
Answer: A: Lower third of neck 
Explanation: Ans. is 'a' i.e., Lower third of neck Neck MassMassSiteBranchial cystAnterior border of sternocleidomastoidThyroglossal cystMedian neckCystic HygromaPosterior triangle (lower third)Carotid Body TumourAnterior Triangle