Related Experiment Videos
[Endocarditis caused by Actinobacillus actinomycetemcomitans]
C de Ancos Aracil1, V Estrada Pérez, A Alvarez de Arcaya
1Servicio de Medicina Interna II, Hospital Clínico Universitario San Carlos, Madrid.
Insights
HACEK endocarditis is rare and often severe. This case highlights successful medical treatment for Actinobacillus actinomycetemcomitans endocarditis, deviating from typical HACEK presentations.
Area of Science:
- Infectious Diseases
- Cardiology
- Microbiology
Background:
- * HACEK (Haemophilus, Aggregatibacter, Cardiobacterium, Eikenella, Kingella) endocarditis is uncommon.
- * Typically presents as subacute endocarditis with significant complications like large vegetations, peripheral emboli, and heart failure, often necessitating valve replacement.
Observation:
- * A clinical case of endocarditis caused by Actinobacillus actinomycetemcomitans (AA) is presented.
- * This specific case did not exhibit the characteristic clinical or echocardiographic findings typically associated with HACEK group endocarditis.
Findings:
- * Actinobacillus actinomycetemcomitans, a member of the HACEK group, caused endocarditis.
- * The patient's condition resolved successfully with appropriate medical management.
- * The clinical course deviated from the expected severe presentation of HACEK endocarditis.
Implications:
- * This case suggests that not all HACEK endocarditis cases follow the typical severe trajectory.
- * Successful medical treatment is a viable option, even in cases caused by Actinobacillus actinomycetemcomitans.
- * It broadens the understanding of treatment strategies and outcomes for HACEK-related infective endocarditis.
Abstract:
The HACEK group endocarditis are infrequent in general population. They usually develop subacute endocarditis with large vegetations, peripheral emboli, heart failure, requiring frequent valvular replacement. We report a clinical case of endocarditis caused by Actinobacillus actinomycetemcomitans (AA), without the typical findings of the HACEK group endocarditis and with a successful evolution with medical treatment.