A patient presents to the emergency department with a complaint of sudden, severe pain to the left eye, nausea, and seeing halos around lights. The nurse suspects primary angle-closure glaucoma. The nurse anticipates that in order to relieve intraocular pressure, the patient should be prepared for which of the following procedures?
Phacoemulsification
Extracapsular cataract extraction
Cochlear implant
Surgical iridectomy
The Correct Answer is D
A. Phacoemulsification is a procedure used to remove cataracts from the eye. It involves using ultrasound waves to break up the cloudy lens (cataract) into small fragments, which are then suctioned out. While this procedure is relevant for cataract treatment, it does not address the acute management of angle-closure glaucoma.
B. Extracapsular cataract extraction is a surgical procedure to remove a cataract from the eye by making an incision and extracting the lens in one piece or in large segments. Like phacoemulsification, this procedure is focused on cataract removal and does not directly treat the underlying issue of acute angle-closure glaucoma.
C. A cochlear implant is a device used to provide a sense of sound to individuals with severe hearing loss or deafness. This procedure is unrelated to the treatment of eye conditions or intraocular pressure and therefore is not appropriate for managing primary angle-closure glaucoma.
D. Surgical iridectomy is a procedure specifically aimed at treating angle-closure glaucoma. It involves creating a small hole (iridectomy) in the peripheral iris to allow aqueous humor to flow from the posterior chamber of the eye to the anterior chamber, bypassing the obstructed drainage angle.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is {"A":{"answers":"A"},"B":{"answers":"B"},"C":{"answers":"A"},"D":{"answers":"B"}}
Explanation
1. Begin Broad Spectrum IV Antibiotics Anticipated
The client's symptoms, including right upper quadrant pain, nausea, vomiting, jaundice, fever, and elevated white blood cell count, suggest a potential infection or inflammation in the abdominal area, possibly related to the biliary system (e.g., cholecystitis or cholangitis). Broad-spectrum antibiotics are commonly used to treat infections that could be causing these symptoms, especially if the exact pathogen is not yet identified. The elevated white blood cell count further supports the likelihood of an infection.
2. Transfuse 1 Unit of Packed Red Blood Cells Contraindicated
There is no indication from the provided information that the client has anemia or a significant drop in hemoglobin that would necessitate a blood transfusion. The hemoglobin level is 15.1 g/dL, which is within normal limits. Blood transfusion would typically be considered if there was evidence of significant blood loss or anemia, neither of which is indicated by the client’s current lab results.
3. Prepare Client for Endoscopic Retrograde Cholangiopancreatography (ERCP) Anticipated
The symptoms described, including right upper quadrant pain radiating to the right shoulder, jaundice, and the dark amber urine, are suggestive of biliary tract involvement, such as gallstones causing obstruction or infection. ERCP is a diagnostic and therapeutic procedure used to visualize and treat conditions of the bile ducts and pancreatic ducts. Given the symptoms and clinical presentation, preparing the client for an ERCP to assess and potentially address issues in the biliary system is appropriate.
4. Administer Morphine Sulfate IV Push for Pain Contraindicated
The client has a documented allergy to morphine. Administering morphine could lead to an allergic reaction and is therefore contraindicated. Alternative pain management options should be considered, such as non-opioid analgesics or other opioid medications that the client is not allergic to.
Correct Answer is A
Explanation
A. The late-phase response in asthma is characterized by a delayed and prolonged inflammatory reaction that can occur 4 to 6 hours after exposure to a trigger. It involves the recruitment of additional inflammatory cells, such as eosinophils and T cells, which contribute to ongoing airway inflammation, increased mucus production, and bronchoconstriction. This phase often leads to a return of symptoms or worsening of symptoms after the initial relief provided by a rescue inhaler.
B. The late-phase response does not typically respond as well to rescue inhalers (such as albuterol) as the early-phase response does. Rescue inhalers are primarily effective for the immediate, bronchospastic component of asthma (early-phase response).
C. The late-phase response occurs as part of the natural progression of asthma inflammation and is not necessarily related to improper use of a rescue inhaler. Even with proper use of a rescue inhaler, the late-phase response can still occur due to the underlying inflammatory processes.
D. The late-phase response can occur even if the trigger is no longer present. It is related to the ongoing inflammatory process rather than continued exposure to the trigger. Although continued exposure to triggers can exacerbate symptoms, the late-phase response can still occur independently of further exposure.
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