Cystic Fibrosis
Cystic Fibrosis ( 34 Questions)
Incorrect. Genetic testing is used to confirm CF but does not directly measure chloride ion concentration in sweat.
Incorrect. Chest X-rays may be used to assess lung changes in individuals with CF but are not used to measure chloride ion concentration in sweat.
Incorrect. Pulmonary function tests assess lung function but do not directly measure chloride ion concentration in sweat.
Correct. The sweat chloride test measures the concentration of chloride ions in sweat and is commonly used to confirm CF. Elevated sweat chloride levels are indicative of CF.
A) Incorrect. Genetic testing is used to confirm CF but does not directly measure chloride ion concentration in sweat.
B) Incorrect. Chest X-rays may be used to assess lung changes in individuals with CF but are not used to measure chloride ion concentration in sweat.
C) Incorrect. Pulmonary function tests assess lung function but do not directly measure chloride ion concentration in sweat.
D) Correct. The sweat chloride test measures the concentration of chloride ions in sweat and is commonly used to confirm CF. Elevated sweat chloride levels are indicative of CF.