The client newly diagnosed with type 1 diabetes mellitus has just learned to measure urine ketone bodies. She asks the nurse when this should be done. What is the nurse's best re-sponse?
A. "Daily, just before you take your insulin."
B. "Whenever you test your blood for glucose."
C. "Whenever you are ill or your blood sugar is consistently higher than 300 mg/dL."
D. "Whenever you participate in vigorous exercise or experience a change in your daily activity level."
C
The presence of ketone bodies in the urine may indicate impending ketoacidosis. Daily testing is not necessary. Urine should be tested for ketone bodies whenever the client is acutely ill, under stress, pregnant, or participating in a weight reduction program, or has symptoms of ketoacidosis (nausea, vomiting, and abdominal pain).
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