A client is prescribed intermittent intravenous heparin therapy to treat deep vein thrombosis (DVT). Which laboratory value should the nurse review prior to administering this medication?
1. Prothrombin time (PT)
2. Fibrinogen level
3. Activated partial thromboplastin time (APTT)
4. Factor VIII level
Correct Answer: 3
Rationale 1: Prothrombin time (PT) measures the effectiveness of warfarin (Coumadin) therapy.
Rationale 2: Fibrinogen level is not used to evaluate heparin therapy.
Rationale 3: APTT measures the effectiveness of heparin therapy.
Rationale 4: Factor VIII level is used to evaluate treatment for hemophilia.
Global Rationale: APTT measures the effectiveness of heparin therapy. Prothrombin time (PT) measures the effectiveness of warfarin (Coumadin) therapy. Fibrinogen level is not used to evaluate heparin therapy. Factor VIII level is used to evaluate treatment for hemophilia.
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The nurse conducts a routine eye exam on an adult patient. Data indicate that the patient's far vision is 20/25. When telling the patient about the result of the exam, which statement from the nurse is appropriate?
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