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: Radiology
About diagnosing air embolism with transesophageal echocardiography, which of the following is false – 
Select and explain. 
A. It can quantify the volume of air embolised, B. It is a very sensitive investigation, C. Continuous monitoring is needed to detect venous embolism, D. Interferes with doppler when used together
D: Interferes with doppler when used together
Answer: D: Interferes with doppler when used together 
Explanation: Transesophageal echocardiography does not interfere with doppler when used together. Infact, Doppler modalities are generally available on modern transesophageal echocardiography system to increase its effectiveness.
TEE is the most sensitive investigation for air embolism.