choanal atresia…

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throat anatomy, choanal atresia, narrowing, blockage, the nasal airway by membranous, bony tissue, a congenital condition, meaning it is present at birth, choanal atresia, thought to result from persistence, the membrane between the nasal, oral spaces, fetal development, most common nasal abnormality, in the newborn infant, affecting, 1 in 7,000 live births, choanal atresia either on one side, on both sides, 50% of cases, congenital abnormalities, newborn is what is known, an "obligate nose breather", meaning it must breathe, its nose, its oral airway is not yet developed enough, frequent mouth breathing, in fact, time an infant, does not breathe, its nose, crying, choanal atresia blocking both sides, bilateral, the nose causes, acute breathing problems, cyanosis, breathing failure, infants, bilateral choanal atresia, need resuscitation at delivery, blockage on only one side causes, less severe problems, choanal atresia, recognized shortly after birth the infant is still, in the hospital, difficulty breathing following birth, cyanosis, bluish discoloration, infant is crying, inability to nurse, breathe at same time, marked retraction of chest, breathing, mouth, crying, nurse is unable to pass a catheter, each side, the nose, throat, persistent one-sided nasal blockage, discharge a sign of choanal atresia affecting that side, a physical examination, an obstruction, the nose, inability to pass a catheter, sides, the nose, the throat strongly suggests a nasal obstruction, instilling an x-ray dye, in the nasal cavity, taking an x-ray, diagnose choanal atresia, a fiberoptic endoscope used, the blockage, ct performed, immediate concern, resuscitate the baby, an airway, placed so that the infant, breathe, intubation, tracheostomy needed, an infant, learn to mouth breathe, delay the need, immediate surgery, surgery to remove the obstruction cures the problem, delayed infant, tolerate mouth breathing, surgical approaches, the nose, transnasal, the mouth, transpalatal, full recovery is expected, complications, respiratory arrest, infant stops breathing altogether, aspiration feeding, attempting to breathe, the mouth, after surgery, narrowing, the area, recur, restenosis, require dilation, reoperation, choanal atresia, it affects both sides, generally diagnosed shortly after birth the infant is still, in the hospital, one-sided atresia relatively symptom-free, infants sent home, a diagnosis, infant exhibits any, the problems listed here, consult health care provider, prevention.