CT Angiography	Conventional Angiography
40 bronchial arteries were considered as abnormal	38 bronchial arteries were found to be responsible for hemoptysis (all these were prospectively identified as abnormal in MDCTA)
40 bronchial arteries were considered as abnormal	2 bronchial arteries that considered as abnormal in MDCTA could not be selectively catheterized and therefore could not be evaluated