This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Cardio thoracic surgery  , Subject name: Surgery
Clinical manifestations of bronchogenic carcinoma include the following except 
Select and explain. 
A. Hoarseness of voice due to involvement of left recurrent laryngeal nerve, B. Horner's syndrome, C. Diaphragmatic palsy due to infiltration of phrenic nerve, D. Gastroparesis due to vagal involvement
D: Gastroparesis due to vagal involvement
Answer: D: Gastroparesis due to vagal involvement 
Explanation: Invasion of the mediastinum may result in hoarseness (because of recurrent laryngeal nerve involvement), dysphagia (because of the involvement of, or extrinsic pressure on, the oesophagus) and superior vena caval obstruction.It can also result in Horner's syndrome due to involvement of sympathetic chain.Infiltration of phrenic nerve occurs producing diaphragmatic palsy.