Well, genetic analysis confirming the mutation of specific DNA regions of the gene responsible for the disease if CF is absolutely indicative. However, as is more common due to quick turnaround of results and cost-effectiveness, a Chloride Sweat Test can be used for confirmation in hospital.
Proteins are the nutritional class which builds and maintains cells and tissues. The type are often called "structural" since they are like the scaffolding of cells and tissues.
