الثلاثاء، 1 يناير 2013

NOSE - Congenital

NOSE - Congenital

Posterior choanal atresia
Choanal atresia is a congenital disorder where the back of the nasal passage (choana) is blocked, due to persistence of bucco-nasal membrane (between the nose and nasopharynx(. 


Catheter not passed

Mirror test


Post nasal view of bilateral choanal atresia

Post nasal view of unilateral choanal atresia


 Airway 


Airway in place

Airway in place as seen in newborn with choanal atresia (X-ray)

CT scan

 Axial view bilateral choanal atresia

 Axial view unilateral choanal atresia 
  
 Axial view unilateral choanal atresia 

 Axial view bilateral choanal atresia

  Axial view unilateral choanal atresia 


 Axial view bilateral choanal atresia


Sagittal view posterior bony choanal atresia

Treatment

 Perforation of the plate

Widening of the opening

Bilateral choanal atresia. A view from the nasopharynx using 120° telescope.


 
Widening the choanal opening using a diamond burr.


 Bilateral choanal stents prepared from reinforced endotracheal tubes.


Videos

choanal atresia repair



Endoscopic Choanal Atresia repair