A patient with acute myelogenous leukemia is scheduled for a hematopoietic stem-cell transplant (HSCT). How would the nurse categorize this patient's treatment goal?
1. Remission from the disease for at least 5 years
2. Prolongation of the chronic phase of the disease for at least 10 years
3. To effect cure
4. To shorten the acute phase of the disease
Answer: 3
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The nurse is caring for a patient who may have had an acute myocardial infarction. Part of the evaluation includes analysis of serum cardiac markers or enzymes. What pattern of elevation is most likely to indicate an acute myocardial infarction?
A) CK-MB was elevated immediately and returned to normal in 36 hours. B) Troponin I was elevated immediately and returned to normal in 48 hours. C) Troponin T was elevated immediately and returned to normal in 18 hours. D) Myoglobin was elevated immediately and returned to normal in less than 24 hours.
Which mechanisms caused by circulating myoglobin can lead to the development of kidney failure? (Select all that apply.)
a. Dark tea-color urine b. Decreased renal perfusion c. Cast formation with tubular obstruction d. Administration of diuretics e. Rapid screening for serum creatine kinase level f. Toxic effects of myoglobin in the kidney tubules
What is the primary function of uterine contractions after delivery of the infant and placenta?
A) Return the uterus to normal size B) Seal off the blood vessels at the site of the placenta C) Stop the flow of blood D) Close the cervix
Current research demonstrates that the use of pH is predictive of correct tube placement. Which of the following is an accurate reading for the pH of different fluids?
A) The pH of gastric contents is acidic (less than 5.5). B) If the patient is taking an acid-inhibiting agent, the range may be 3.0 to 7.0. C) The pH of intestinal fluid is 9.0 or higher. D) The pH of respiratory fluid is 4.0 or higher.