Explanation/Reference:
Explanation:
(A) Oral iron supplements are contraindicated in thalassemia. (B) Although heart failure may be an end result of this disease, this action is unnecessary. (C) Iron overload is a potential complication of frequent blood transfusions of children with thalassemia. (D) Children should be encouraged to pursue activities related to their exercise tolerance.

(A) Solid foods introduced before 4-6 months of age are not compatible with the abilities of the GI tract and the nutritional needs of the infant. (B) Production of milk is supply and demand. A common growth spurt occurs at 3 months of age, and more frequent nursing will increase the milk supply to satisfy the infant. (C) Supplementation will decrease the infant's appetite and in turn decrease the milk supply. When the infant nurses less often or with less vigor, the amount of milk produced decreases. (D) Rigid feeding schedules lead to a decreased milk supply, whereas frequent nursing signals the mother's body to produce a correspondingly increased amount of milk.

(A) Cathartic drugs promote evacuation of intestinal contents. (B) The client undergoing intestinal surgery is at increased risk for infection from large numbers of anaerobic bacteria that inhabit the intestines. Administering antibiotics prophylactically can reduce the client's risk for infection. (C) Antibiotics are indicated in the treatment of infections and have no effect on emotions. (D) Antipyretics are useful in the treatment of elevated temperatures. Antibiotics would have an effect on infection, which causes temperature elevation, but would not directly affect such an elevation.

Explanation/Reference:
Explanation:
(A) Positive inotropic agents should not be administered owing to their action of increasing myocardial contractility. Increased ventricular contractility would increase outflow tract obstruction in the client with hypertrophic cardiomyopathy. (B) Vasodilators are not typically prescribed but are not contraindicated. (C) Diuretics are used with caution to avoid causing hypovolemia. (D) Antidysrhythmics are typically needed to treat both atrial and ventricular dysrhythmias.

(A)
Raw or uncooked vegetables are all right to eat postdischarge. (B) This client must avoid any alcohol intake. (C) The client displays awareness of the need to avoid alcohol.
(D)
This action would be pertinent only if fatty stools associated with chronic hepatitis were the problem.