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: Pharmacology
Morphine is contraindicated in all of the following
except 
Select and explain. 
A. Pulmonary oedema, B. Emphysema, C. Bronchial asthma, D. Head injury
A: Pulmonary oedema
Answer: A: Pulmonary oedema 
Explanation: None