The Egyptian Heart Journal

Table 1 Mean dimensions of the left atrium and left atrial appendage as measured by MDCT, and the distribution of the four different left atrial appendage morphologies

From: The left atrial appendage morphology and gender differences by multi-detector computed tomography in an Egyptian population

		N = 252
Left atrial diameter, mm		Mean ± SD	38.52 ± 4.86
Left atrial diameter, mm		Range	26-48
Left atrial volume, ml		Mean ± SD	97.71 ± 31.01
Left atrial volume, ml		Range	39_182
LAA volume, ml		Mean ± SD	7.83 ± 3.66
LAA volume, ml		Range	3-16
LAA length, mm		Mean ± SD	39.31 ± 7.72
LAA length, mm		Range	24-53
LAA orifice position (N = 252)	Low	N = 126 (50.0%)
	Mid	N = 88 (34.9%)
	High	N = 38 (15.1%)
LAA morphology (N = 252)	Windsock	N = 82 (32.5%)
	Chicken wing	N = 64 (25.4%)
	Cactus	N = 49 (19.4%)
	Cauliflower	N = 57 (22.6%)

LAA left atrial appendage, SD standard deviation

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