Nokea
Of the following, the cardiac lesion resulting in increased volume load is
- A. valvular pulmonic stenosis
- B. patent ductus arteriosus
- C. valvular aortic stenosis
- D. mitral stenosis
Correct Answer: B
Rationale: Patent ductus arteriosus leads to increased volume load on the left side of the heart.
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Duchenne muscular dystrophy:
- A. Has an association with malignant hyperpyrexia
- B. Is a reason for never running properly
- C. Is better diagnosed with muscle biopsy than gene probe
- D. Is associated with speech delay
Correct Answer: D
Rationale: Duchenne muscular dystrophy is associated with speech delay due to progressive muscle weakness, including facial muscles affecting speech.
What is one reason why patients with CHD are more likely to have rejection post-transplant than those with cardiomyopathy?
- A. Sensitized recipients with panel reactive antibody (PRA)
- B. Absence of systemic disease
- C. History of good compliance
- D. None of the above
Correct Answer: A
Rationale: Patients with congenital heart disease (CHD) are often sensitized due to prior surgeries and blood transfusions, leading to a higher risk of rejection post-transplant.
Defects of complement system should be suspected in:
- A. Recurrent folliculitis
- B. Facial swelling following trauma
- C. Recurrent meningococcal infection
- D. Pneumocystis carinii pneumonia
Correct Answer: C
Rationale: Recurrent meningococcal infection: Defects in the complement system, especially the terminal complement components, increase the risk of recurrent meningococcal infections.
A wide splitting of S2 during expiration is auscultated in a 2-week-old infant.
- A. Atrial septal defect (ASD)
- B. Coarctation of the aorta (COA)
- C. Patent ductus arteriosis (PDA)
- D. Ventricular septal defect (VSD)
Correct Answer: A
Rationale: A wide splitting of S2 without becoming a single sound on expiration may indicate increased pulmonary flow, typical of atrial septal defect.
An adolescent female has a history of repaired tetralogy of Fallot (TOF). Which long-term complication is a concern for this patient?
- A. Aortic stenosis
- B. Chronic cyanosis
- C. Mitral valve prolapse
- D. Ventricular failure
Correct Answer: C
Rationale: Patients with repaired TOF, especially adolescent females, are at risk for mitral valve prolapse.