Fig. 1From: Surgical reconstruction for congenital tracheal malformation and pulmonary artery slingCongenital malformation of the trachea is very diversity in morphology. a Stenosis just above the carina; b Stenosis at the carina; c Stenosis at trachea and Rt. main bronchus; d Stenosis all length of trachea including carina; e Stenosis all length of trachea with tripod carina; f Stenosis 2/3 lower part of trachea and Rt. main bronchus; g Double carina with stenosis at tracheal bronchus and Lf main bronchus; h Stenosis at carina and both main bronchi; i Stenosis at 1/2 upper part of trachea; j Stenosis at both main bronchi; k Stenosis all trachea with severe stenosis point at the middle; l Sudden stenosis just above the carinaBack to article page