A nurse is evaluating the diagnostic study data of a patient with suspected cystic fibrosis (CF). Which of the following test results is associated with a diagnosis of cystic fibrosis?
A) Elevated sweat chloride concentration
B) Presence of protein in the urine
C) Positive phenylketonuria
D) Malignancy on lung biopsy
Ans: A
Feedback:
Gene mutations affect transport of chloride ions, leading to CF, which is characterized by thick, viscous secretions in the lungs, pancreas, liver, intestine, and reproductive tract as well as increased salt content in sweat gland secretions. Proteinuria, positive phenylketonuria, and malignancy are not diagnostic for CF.
You might also like to view...
A patient is diagnosed with cardiogenic shock. The patient is noted with crackles through the lung fields. What medication will be administered along with beta-adrenergic agents?
A) Antimicrobials B) Antifungals C) Diuretics D) Antihypertensives
During an assessment, the nurse notes the postpartum client is experiencing intense shaking and chills. Based on this data which conclusion by the nurse is appropriate? Select all that apply
A) This is evidence of incomplete expulsion of the placenta. B) The client has a full bladder. C) This may be a reaction to maternal adrenal production during labor and birth. D) This may be a reaction to epidural anesthesia. E) The client has a fever from a postpartum infection.
An elderly client tells the nurse that she realizes that as she ages, her body parts and organs are just going to "wear out" and she will die. This client is describing which theory of aging?
a. Stress b. Cross-linkage c. Somatic mutation d. Programmed aging
The nurse assessing an American Indian client would assess for other cardiovascular risk factors because the prevalence of heart disease in this group is
a. no different from other ethnic groups and all should be assessed. b. the highest of all ethnic groups in America. c. the second highest of all ethnic groups in America. d. varies widely between different geographical locations.