A nurse is teaching a newly licensed nurse about heparin-induced thrombocytopenia. Which of the following risk factors for this disorder should the nurse include in the teaching?

Systemic lupus erythematosus

Placental abruption

Heparin therapy for deep-vein thrombosis

Warfarin therapy for atrial fibrillation

Answer and Explanation

The Correct Answer is C

A. Systemic lupus erythematosus (SLE): SLE is an autoimmune disease but is not directly linked to the pathophysiology of HIT.

B. Placental abruption: Placental abruption is a complication of pregnancy and is not a risk factor for HIT.

C. Heparin therapy for deep-vein thrombosis (DVT): Correct Answer. Heparin therapy itself, especially in the treatment of deep-vein thrombosis, is a significant risk factor for developing HIT due to the exposure to heparin.

D. Warfarin therapy for atrial fibrillation: Warfarin is not associated with the development of HIT.

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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. Areas of ecchymosis on the torso. B. Mismatched clothing C. Abrasions on knees D. abdominal rebound tenderness E. Round burn marks on forearms

Correct Answer is ["A"]

Explanation

A. Areas of ecchymosis on the torso. Ecchymosis on the torso, especially in non-ambulatory children, can be concerning for abuse. Unexplained bruises in unusual locations or patterns are red flags for physical abuse.

B. Mismatched clothing: Typically not an indicator of abuse but could suggest neglect.

C. Abrasions on knees: Common in active children and not specific to abuse.

D. Abdominal rebound tenderness: Could indicate abdominal pathology but not necessarily abuse.

E. Round burn marks on forearms: Could suggest burns but not specific to abuse without further context.

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A nurse is teaching a newly licensed nurse about heparin-induced thrombocytopenia. Which of the following risk factors for this disorder should the nurse include in the teaching?

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