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Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
Best investigation for pulmonary embolism ___:
assistant
The correct answer is  Ans. D. CT angiographyPulmonary CT angiography /MDCT is the best investigation for pulmonary embolism. The dye is injected through the intravenous route.* V/Q scan is done in pregnant females.* Investigation of choice for an aortic aneurysm is CT angiography.