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Cryptococcal endocarditis
Mohammad Alhaji1, Ruxana T Sadikot
1Department of Veterans Affairs, Jesse Brown VA Hospital, Chicago, IL, USA.
Abstract:
Fungal infections of the heart are increasingly described especially in immunocompromised patients. Cardiac involvement can present with myocarditis, pericarditis or endocarditis. Cryptococcal endocarditis is extremely rare, with only four reported cases in the literature. The prognosis, natural history and the optimal management for cryptococcal endocarditis are not well described because of paucity of cases. We report the case of a patient with prosthetic aortic valve endocarditis due to C. neoformans. The diagnosis was confirmed with transthoracic and transesophageal echocardiogram, blood cultures that were positive for C. neoformans and high titers of cryptococcal antigen in the serum. The patient was successfully treated with liposomal amphotericin without surgical intervention.
Insights
Cryptococcal endocarditis, a rare fungal heart infection, is described in a patient with a prosthetic valve. Successful treatment was achieved with antifungal medication, avoiding surgery.
Area of Science:
- Cardiology
- Infectious Diseases
- Mycology
Background:
- Fungal heart infections, including endocarditis, are increasing, particularly in immunocompromised individuals.
- Cryptococcal endocarditis is exceptionally rare, with limited data on its prognosis and management.
- Cardiac fungal infections can manifest as myocarditis, pericarditis, or endocarditis.
Observation:
- A case of prosthetic aortic valve endocarditis caused by Cryptococcus neoformans (C. neoformans) is presented.
- Diagnosis was confirmed via echocardiography, positive blood cultures for C. neoformans, and elevated serum cryptococcal antigen titers.
- The patient had a prosthetic aortic valve, a known risk factor for endocarditis.
Findings:
- The patient presented with symptoms indicative of prosthetic valve endocarditis.
- Infection was definitively identified as Cryptococcus neoformans.
- Successful treatment was achieved using liposomal amphotericin B.
Implications:
- This case highlights the possibility of cryptococcal prosthetic valve endocarditis.
- Successful non-surgical management with liposomal amphotericin B is demonstrated.
- Further research is needed to establish optimal treatment guidelines for this rare condition.
Related Concept Videos
Endocarditis I: Introduction
Endocarditis II: Clinical Features of Infective Endocarditis
Cryptococcal Meningitis
Endocarditis III: Medical Management
Endocarditis IV: Nursing Management
Myocarditis II: Clinical Features and Diagnostic Tests