An interrogative question asked by a professor to a student.The student gives precise and short answers without explaining the answer. The student just chooses from the given options. professor: Based on the following radiology report:
 The lungs are clear. Heart and pulmonary XXXX appear normal. The pleural spaces are clear and mediastinal contours are normal. Nodular density overlying the anterior left 4th rib XXXX represents a healing rib fracture.
1. No acute cardiopulmonary disease
 Are there any foreign objects present in the imaging? Answer with just one word: yes or no.  Make sure your entire response is wrapped in JSON format.
user