A nurse is obtaining a health history from a client. Which finding should the nurse identify as possible risk factors for iron deficiency anemia? Select all that apply
High intake of red meat
Gastrointestinal bleeding
Current pregnancy
Poor appetite
Low intake of vegetables
Correct Answer : B,C,D
A. A high intake of red meat is actually a protective factor against iron deficiency anemia because red meat is a rich source of heme iron. Heme iron has a higher bioavailability and is absorbed more efficiently by the intestinal mucosa than non-heme iron found in plant sources. Therefore, a diet high in red meat would decrease rather than increase the risk of developing a depleted iron store in the body.
B. Gastrointestinal bleeding is a primary cause of iron deficiency anemia in adults because it results in the chronic loss of hemoglobin-bound iron. Even occult blood loss from ulcers, diverticulosis, or malignancies can gradually deplete the body's iron reserves faster than they can be replenished through dietary intake. Identifying potential sites of blood loss is a critical step in diagnosing the underlying etiology of microcytic, hypochromic anemia.
C. Current pregnancy significantly increases the physiological demand for iron to support the expansion of maternal red cell mass and the development of the fetus and placenta. If dietary intake or supplementation is insufficient to meet these elevated requirements, the mother is at high risk for gestational iron deficiency anemia. This state of increased demand is a well-recognized risk factor requiring routine monitoring of hemoglobin and ferritin levels during the prenatal period.
D. A poor appetite often leads to inadequate dietary intake of essential nutrients, including iron, which is necessary for the synthesis of hemoglobin. Over time, a caloric or nutrient-restricted diet prevents the body from replacing the iron lost through normal cellular turnover and excretion. This risk factor is particularly common in geriatric populations or individuals with chronic illnesses where nutritional intake is compromised, leading to a gradual depletion of iron.
E. While some vegetables contain non-heme iron, a low intake of vegetables is not as significant a risk factor for iron deficiency as the lack of animal proteins or the presence of active bleeding. Many individuals maintain adequate iron levels through other food groups, and the iron in vegetables is less easily absorbed than that found in meat. Therefore, focusing on vegetable intake alone is not a primary diagnostic indicator for this type of anemia.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is B
Explanation
A.Teaching the client to practice deep breathing exercises is a preventive measure for respiratory complications but is completely inappropriate during an acute evisceration. Increased intra-abdominal pressure from deep breathing or coughing can further expel visceral organs through the surgical dehiscence. At this stage, the nurse must prioritize immediate surgical emergency protocols rather than routine postoperative education or respiratory hygiene.
B.Placing the client in a supine position with the hips and knees flexed reduces tension on the abdominal musculature and the surgical incision site. This specific positioning helps prevent further protrusion of the viscera by relaxing the abdominal wall and lowering intra-abdominal pressure. It is a critical first-aid intervention to stabilize the client while preparing for emergency surgical repair of the wound.
C.Covering the wound with a dry, adherent dressing is strictly contraindicated because it causes the delicate serosal surface of the protruding organs to stick to the gauze. This can lead to tissue trauma, ischemia, and necrosis when the dressing is eventually removed. The nurse should instead apply a sterile, non-adherent dressing moistened with warmed 0.9% sodium chloride to maintain tissue viability and moisture.
D.Carefully reinserting the intestines through the wound opening is an action that must never be performed by a nurse as it increases the risk of infection and organ injury. Attempting to push the viscera back into the peritoneal cavity can cause intestinal perforation or introduce pathogens into a sterile environment. The nurse's role is to protect the exposed tissue and keep it moist until a surgeon can perform the repair.
Correct Answer is A
Explanation
A.Gentamicin is an aminoglycoside antibiotic with a very high risk of nephrotoxicity, as it is primarily excreted unchanged by the kidneys. An increased serum creatinine indicates impaired glomerular filtration and a high risk for drug accumulation and further renal damage. The nurse must report this finding to prevent potential permanent kidney injury and to allow for appropriate dosage adjustments based on clearance.
B.While an increased serum sodium level, or hypernatremia, requires clinical attention, it is not a specific contraindication or a primary adverse effect associated with gentamicin therapy. Gentamicin does not directly interfere with sodium regulation or the endocrine mechanisms of water balance. The nurse should prioritize findings that suggest organ-specific toxicity related to the drug's known safety profile, such as renal dysfunction.
C.Decreased serum potassium can occur with various medications, but it is not a classic hallmark of aminoglycoside toxicity or a reason to withhold an initial dose of gentamicin. Hypokalemia would be more concerning if the patient were taking diuretics or digoxin. In the context of gentamicin, the most critical electrolyte disturbances are usually secondary to the renal tubular damage indicated by rising creatinine.
D.Increased blood glucose levels are typically associated with diabetes mellitus or corticosteroid use rather than aminoglycoside administration. Gentamicin does not affect insulin secretion, peripheral glucose uptake, or hepatic gluconeogenesis in a clinically significant manner. Therefore, while hyperglycemia is an important metabolic finding, it does not represent an immediate safety risk specifically tied to the administration of this antibiotic.
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