Nokea
An asymptomatic 45-year old male with newly diagnosed atrial fibrillation and normal echo, refused cardioversion while suggested. The next optimal management strategy for him is
- A. Sedate and cardiovert against patient wishes
- B. Aspirin
- C. Anticoagulation
- D. Rate control
Correct Answer: D
Rationale: Rate control is the optimal management strategy for asymptomatic atrial fibrillation when cardioversion is refused.
You may also like to solve these questions
Regarding coarctation of aorta
- A. Associated with Turner's syndrome
- B. Commonest is preductal type
- C. Radio femoral delay is a feature
- D. Systolic BP in lower limb is higher than in upper limb
Correct Answer: C
Rationale: Radio-femoral delay is a characteristic feature of coarctation of the aorta due to the obstruction in blood flow.
The nurse is completing the preoperative assessment of a client who is scheduled for a laparoscopic cholecystectomy under general anesthesia. Which finding warrants notification of the healthcare provider prior to proceeding with the scheduled procedure?
- A. Light yellow coloring of the client's skin and eyes
- B. The client's blood pressure reading is 184/88 mm Hg.
- C. The client vomits 20 ml of clear yellowish fluid
- D. The IV insertion site is red, swollen, and leaking IV fluid
Correct Answer: B
Rationale: High blood pressure increases the risk of complications during surgery and needs to be addressed before proceeding.
Drugs to be avoided in renal failure include:
- A. Allopurinol
- B. Digoxin
- C. Ceftazidime
- D. Acyclovir
Correct Answer: B
Rationale: Digoxin is avoided in renal failure due to its narrow therapeutic index and renal excretion, which can lead to toxicity.
A heart transplant may be indicated for a child with severe heart failure and:
- A. Patent ductus arteriosus (PDA)
- B. Ventricular septal defect (VSD)
- C. Hypoplastic left heart syndrome
- D. Pulmonic stenosis (PS)
Correct Answer: C
Rationale: Hypoplastic left heart syndrome is treated by procedures such as the Norwood procedure or heart transplant.
In autism:
- A. Social interaction is normal
- B. Dopamine levels are reduced
- C. Genetic factors may play a role in aetiology
- D. Methylphenidate is used with benefit
Correct Answer: C
Rationale: Genetic factors may play a role in aetiology: Autism spectrum disorder (ASD) has a strong genetic component, with numerous genes contributing to its development, although environmental factors may also play a role.