The nurse in the emergency room is reviewing the health record of a client who is being evaluated for Graves' disease. The nurse should identify which of the following laboratory results is an expected finding?

Decreased thyrotropin receptor antibodies

Decreased free thyroxine index

Decreased triiodothyronine

Decreased thyroid-stimulating hormone (TSH)

Answer and Explanation

The Correct Answer is D

A. Decreased thyrotropin receptor antibodies: Graves' disease is characterized by the presence of thyrotropin receptor antibodies, so they are typically increased, not decreased.

B. Decreased free thyroxine index: Graves' disease typically results in increased levels of thyroid hormones, not decreased.

C. Decreased triiodothyronine: T3 levels may be elevated in Graves' disease due to increased thyroid hormone production.

D. Decreased thyroid-stimulating hormone (TSH): Graves' disease causes excessive thyroid hormone production, leading to suppressed TSH levels. TSH is typically low in hyperthyroidism because the thyroid gland is overactive and not being stimulated by the pituitary gland.

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Correct Answer is B

Explanation

A. "DIC is characterized by an elevated platelet count." Incorrect; DIC typically causes thrombocytopenia.

B. "DIC is caused by abnormal coagulation involving fibrinogen." DIC involves widespread activation of coagulation factors leading to the formation of microthrombi and consumption of clotting factors like fibrinogen. Understanding the pathophysiology helps in managing DIC effectively.

C. "DIC is controllable with lifelong heparin usage." Heparin is not used in DIC management due to the risk of bleeding.

D. "DIC is a genetic disorder involving a vitamin K deficiency." DIC is not genetic and is not caused by vitamin K deficiency.

A. "Behavioral disruptive disorders result in difficulty controlling emotions and behaviors that are often manifested in acts of aggression." B. "Behavioral disruptive disorders are generally diagnosed in children and adolescents who often outgrow the behaviors later in life." C. "Disruptive behavioral disorders are generally first diagnosed in early young adulthood." D. "Behavioral disruptive disorders are characterized by acts of self-directed harm and aggression."

Correct Answer is A

Explanation

A. "Behavioral disruptive disorders result in difficulty controlling emotions and behaviors that are often manifested in acts of aggression." Defines the characteristic features of these disorders. Behavioral disruptive disorders, such as conduct disorder and oppositional defiant disorder, involve persistent patterns of disruptive behavior, defiance, and aggression.

B. "Behavioral disruptive disorders are generally diagnosed in children and adolescents who often outgrow the behaviors later in life." Incorrect; these behaviors may persist into adulthood.

C. "Disruptive behavioral disorders are generally first diagnosed in early young adulthood." Typically diagnosed earlier in childhood or adolescence.

D. "Behavioral disruptive disorders are characterized by acts of self-directed harm and aggression." Self-directed harm is not a primary feature of disruptive behavior disorders.

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The nurse in the emergency room is reviewing the health record of a client who is being evaluated for Graves' disease. The nurse should identify which of the following laboratory results is an expected finding?

Nursing Test Bank

Naxlex Comprehensive Predictor Exams

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