A client presents with swelling, redness, and warmth in one leg. The nurse suspects deep vein thrombosis (DVT). What initial assessment should the nurse perform to confirm the presence of DVT?
Auscultating the lungs for crackles.
Checking for a positive Homans' sign.
Measuring blood pressure in both arms.
Performing a capillary refill test.
The Correct Answer is B
A) This choice is incorrect because auscultating the lungs for crackles is not directly related to confirming the presence of deep vein thrombosis (DVT). Lung auscultation may be performed to assess for potential complications of DVT, such as pulmonary embolism.
B) This choice is correct. Homans' sign is a clinical test used to assess for the presence of DVT. The nurse flexes the client's knee and gently dorsiflexes the foot. A positive Homans' sign is indicated by calf pain or discomfort during dorsiflexion and may suggest the presence of a blood clot in the deep veins of the leg.
C) This choice is incorrect because measuring blood pressure in both arms is not a specific assessment for deep vein thrombosis (DVT). It may be done as part of a routine assessment but does not confirm the presence of DVT.
D) This choice is incorrect because performing a capillary refill test is not specific to DVT assessment. Capillary refill is a measure of peripheral perfusion and may be useful in assessing overall circulatory status, but it does not directly confirm the presence of DVT.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is B
Explanation
A) This choice is incorrect because arterial blood gas (ABG) analysis assesses oxygen and carbon dioxide levels in the blood, primarily used for respiratory and acid-base evaluations, not for confirming DVT.
B) This choice is correct. The D-dimer blood test is a screening test used to detect the presence of blood clot breakdown products in the blood. Elevated levels of D-dimer may suggest the presence of a blood clot, prompting further diagnostic testing for DVT.
C) This choice is incorrect because an electrocardiogram (ECG) primarily assesses the electrical activity of the heart and is not specific to confirming DVT. It may be useful to assess cardiac function in individuals with suspected pulmonary embolism.
D) This choice is incorrect because a chest X-ray is not used to confirm DVT. It is helpful in assessing the lungs and heart, particularly for detecting potential complications of DVT like a pulmonary embolism, but it does not directly diagnose DVT.
Correct Answer is C
Explanation
A) This choice is incorrect because age and family history are non-modifiable risk factors for DVT. While they may increase the risk, they cannot be changed or controlled by the client.
B) This choice is incorrect because stopping prescribed anticoagulant medication is not recommended and may increase the risk of DVT. Anticoagulants are often prescribed to prevent or treat DVT and should not be discontinued without healthcare provider guidance.
C) This choice is correct. Smoking is a modifiable risk factor for DVT, and quitting smoking can reduce the risk of blood clot formation and other cardiovascular complications.
D) This choice is incorrect because while the client may have difficulty controlling a sedentary lifestyle, it is still considered a modifiable risk factor for DVT. Engaging in regular physical activity can help reduce the risk of blood clot formation.
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