People with sickle cell disease should avoid

Which of the following is the purpose of lung surfactant?

A) Destroy and remove foreign material from the alveoli. B) Aid in the facilitated diffusion of oxygen across the alveolar membrane. C) Decrease the surface tension of water in the alveoli. D) Aid in the facilitated diffusion of carbon dioxide and oxygen across the alveolar membrane.

Using the CPT manual, select the code for the following procedure

Chemistry for cryofibrinogen