Skip navigation

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

Results 1 - 10 of 10 for Choanal atresia
  1. Choanal atresia is a narrowing or blockage of the nasal airway by tissue. It is a congenital condition, ... The cause of choanal atresia is unknown. It is thought to occur when the thin tissue separating the nose and mouth area during fetal ...
  2. ... nose (paranasal sinuses), blockage of the nasal passages (choanal atresia), narrowing of the tear ducts (nasolacrimal duct stenosis), ... or less severe abnormalities of the nose. Arhinia choanal atresia microphthalmia Arhinia, choanal atresia, and microphthalmia Arhinia, choanal ...
  3. ... narrowed (bilateral choanal stenosis) or completely blocked (bilateral choanal atresia), which can cause life-threatening breathing problems in ... show signs and symptoms of the condition. Bilateral choanal atresia, cardiac defects, deafness, and dysmorphic appearance BMKS Choanal ...
  4. ... coloboma, heart defects, atresia choanae (also known as choanal atresia), growth retardation, genital abnormalities, and ear abnormalities. The ... passages are narrowed (choanal stenosis) or completely blocked (choanal atresia), which can cause difficulty breathing. Affected individuals frequently ...
  5. ... also have a blockage of the nasal passages (choanal atresia) that can cause respiratory problems.Heart problems, abnormalities ... Kaesbach G, Lohmann DR. Microcephaly, microtia, preauricular tags, choanal atresia and developmental delay in three unrelated patients: a ...
  6. ... coloboma, heart defect, atresia choanae (also known as choanal atresia), growth retardation, genital abnormality, and ear abnormality. More ...
  7. ... bent position. A blockage of the nasal passages (choanal atresia), intellectual disability, and delayed development are also associated ...
  8. ... passages are narrowed (choanal stenosis) or completely blocked (choanal atresia), which can cause difficulty breathing. A buildup of ...
  9. Nose Injuries and Disorders (National Library of Medicine)  
    Your nose is important to your health. It filters the air you breathe, removing dust, germs, and irritants. It warms and moistens the air to keep your lungs ...
  10. ... can include a blockage of the nasal passages (choanal atresia), a malformation of the airways (tracheal cartilaginous sleeve), ...