A child has been diagnosed with acute lymphoblastic leukemia and is being treated with chemotherapy. Because many chemotherapeutic agents cause bone marrow suppression, the nurse, before administering the chemotherapy, will determine if this child has any infection-fighting capability by monitoring the:
Absolute neutrophil count (ANC)
Eosinophils
Red blood cell count (RBC)
Hemoglobin (Hgb)
The Correct Answer is A
A. The absolute neutrophil count (ANC) is the best indicator of a child's ability to fight infection. Neutrophils are a type of white blood cell crucial for fighting bacterial infections, and chemotherapy can suppress bone marrow production of neutrophils. The ANC helps assess the risk for infection and the need for additional precautions, such as infection control.
B. Eosinophils are a type of white blood cell that primarily respond to allergies and parasitic infections, and their count is not used to assess infection risk in chemotherapy patients.
C. The red blood cell count (RBC) is important for assessing oxygen-carrying capacity but does not directly relate to infection-fighting ability.
D. Hemoglobin (Hgb) reflects the oxygen-carrying capacity of the blood, not the body's ability to fight infection.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is D
Explanation
A. Laxatives are not typically used for sickle cell crisis unless the client is experiencing constipation, which is unrelated to the crisis itself.
B. Thyroid replacement medications are used for hypothyroidism and would not be a first-line treatment for sickle cell crisis.
C. Diuretics may be used in conditions like heart failure or kidney disease, but they are not indicated for sickle cell crisis and may worsen dehydration.
D. Pain medications are the correct intervention during a sickle cell crisis. The crisis involves severe pain due to the sickling of red blood cells blocking blood flow to tissues. Opioids like morphine and hydromorphone are commonly administered to manage the severe pain.
Correct Answer is B
Explanation
A. A deep wound causing external bleeding does not describe a concussion, which involves a brain injury due to trauma, not a superficial wound.
B. A concussion is a mild traumatic brain injury caused by a blow to the head or trauma that causes the brain to twist or bounce inside the skull. This movement can lead to temporary neurological impairment.
C. Bleeding between the skull and brain (epidural hematoma or subdural hematoma) is associated with more severe traumatic brain injuries, not a concussion.
D. A ruptured artery leading to pooling of blood in the brain is more characteristic of an intracerebral hemorrhage or a severe head injury, not a concussion.
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