Answer and Discussion of Quiz Set: J-004

1.    Hyaline membrane is seen only in patients with infantile respiratory distress syndrome.

A.  True.

B.  False.

Answer and Discussion: The answer is (B). Formation of hyaline membrane is a reflection of damage to the alveolar epithelium. Is is also a signature finding in diffuse alveolar damage that are found in adult respiratory distress syndrome (ARDS) and transfusion-related acute injury (TRALI).