The nurse hears the word nadir in a shift report in connection with a child's blood counts. The nurse is aware that nadir refers to which of the following concepts?
a. the point at which the child has reached a normal blood cell count and is on the road to recovery
b. the lowest point in the child's blood counts or myelosuppression, which occurs about 10 to 14 days after chemotherapy
c. the point at which the child has been free of cancer symptoms for 5 years and has more likely beaten cancer
d. a safe level of blood cell counts representing neither a high or a low in cell counts
B
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A Incorrect. The nadir would not used to describe the point at which a normal blood cell count has been achieved.
B Correct. Occurring 10 to 14 days after most chemotherapy is administered, the nadir represents the lowest point in the client's blood counts or myelosuppression.
C Incorrect. The nadir would not used to describe the point at which the child has been free of cancer symptoms for 5 years.
D Incorrect. The nadir is not described as a safe level of blood cell counts representing neither a high or low cell count.
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