This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Surgery
A pt. presents with swelling in the neck following a thyroidectomy; what is the most likely resulting complication - 
Select and explain. 
A. Resp. obstruction, B. Recurrent laryngeal nerve palsy, C. Hypovolumia, D. Hypocalcemia
A: Resp. obstruction
Answer: A: Resp. obstruction 
Explanation: None