Kd. Murty et al., ENDOSCOPIC SUBLABIAL TRANSNASAL APPROACH FOR CORRECTION OF CONGENITALCHOANAL ATRESIA, International journal of pediatric otorhinolaryngology, 30(3), 1994, pp. 241-246
This report highlights the use of the nasal endoscope and drill follow
ing a sublabial transnasal approach in achieving effective patency in
a case of unilateral posterior choanal atresia (PCA).