Which of the following findings confirms the diagnosis of a PE?
a. Low-probability V/Q scan
b. Negative pulmonary angiogram
c. High-probability V/Q scan
d. Absence of vascular markings on the chest radiograph
C
A definitive diagnosis of a pulmonary embolus requires confirmation by a high-probability V/Q scan, an abnormal pulmonary angiogram or computed tomography scan, or strong clinical suspicion coupled with abnormal findings on lower extremity deep venous thrombosis studies.
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Poor maintenance of contact lenses has contributed to severe corneal abrasions in a middle-aged patient. Because of the acute pain associated with this health problem, the patient has been prescribed topical anesthetic eye drops
The patient should be cautioned not to overuse these eye drops because doing so may result in: A) Decreased effectiveness B) Bacterial or viral infection C) Softening of the cornea D) Astigmatism
Following a tracheostomy, the patient is exhibiting signs of a pneumothorax. The surgeon inserts a chest tube into the anterior of the chest wall. What would the nurse tell the family that the primary purpose of the chest tube is?
A) To remove air B) To drain sputum secretions C) To monitor bleeding D) To assist with mechanical ventilation
Which of the following is not a warning sign of lung cancer?
A) Blood-streaked sputum B) Arm pain C) Recurring pleural effusion D) Abdominal bloating
The nurse has identified a nutritional learning need for a patient. Which of the following is the best instruction for the nurse to give this patient?
1. Use the WAVE or REAP tool. 2. Provide the results of laboratory data. 3. Ask the patient to complete a 1-day food diary. 4. Discuss the importance of skinfold testing.