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: ENT
Which of the following clinical conditions is most likely to result in hoarseness during speech? 
Select and explain. 
A. Bronchogenic carcinoma of the apical segment of the right lung, B. Mitral valve insufficiency, C. Pulmonary thromboembolism, D. Retroesophageal right subclan aery
A: Bronchogenic carcinoma of the apical segment of the right lung
Answer: A: Bronchogenic carcinoma of the apical segment of the right lung 
Explanation: A tumor of the apical segment of the upper lobe may impinge on the recurrent laryngeal nerve since it ascends from the superior mediastinum to the root of the neck in a groove between the trachea and esophagus. The recurrent laryngeal nerve supplies all intrinsic muscles of the larynx except the cricothyroid.