Differential Diagnosis for Asymptomatic 14-year-old Boy with Bicuspid Aortic Valve
- Single most likely diagnosis:
- A) Bacterial endocarditis: This condition is a significant risk for individuals with bicuspid aortic valves due to the abnormal valve structure, which can increase the likelihood of bacterial adherence and infection.
- Other Likely diagnoses:
- E) Syncope: Although less common, syncope can occur in patients with bicuspid aortic valves, especially if there is a significant gradient or if the valve becomes more stenotic over time, potentially reducing cardiac output.
- C) Congestive heart failure: This could be a concern if the bicuspid aortic valve progresses to significant aortic stenosis or regurgitation, leading to left ventricular dysfunction.
- Do Not Miss (ddxs that may not be likely, but would be deadly if missed.):
- D) Dissecting aortic aneurysm: Although rare in childhood, the presence of a bicuspid aortic valve increases the risk of aortic dilation and dissection, a potentially fatal condition.
- Rare diagnoses:
- B) Brain abscess: This is not directly related to bicuspid aortic valve but could be a complication of bacterial endocarditis, which is a risk in these patients. However, brain abscess as a primary concern in this context is rare.