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Native valve endocarditis due to Pichia ohmeri
Isabel João1, José Duarte, Carlos Cotrim
1Cardiology Department, Microbiology Laboratory, Piso 7, Garcia de Orta Hospital, 2800 Almada, Portugal. fg.ijg@mail.telepac.pt
Heart and Vessels
|October 17, 2002
Summary
This case study highlights Pichia ohmeri endocarditis in an intravenous drug user, presenting with limb ischemia and heart failure. Early diagnosis and aggressive treatment, including valve replacement, are crucial for managing this rare fungal infection.
Area of Science:
- Cardiology
- Infectious Diseases
- Mycology
Background:
- Candida species commonly affect the cardiovascular system, with endocarditis being a known complication.
- Intravenous drug use and damaged heart valves are significant risk factors for Candida endocarditis.
Observation:
- A 42-year-old intravenous heroin user presented with fever and acute limb ischemia.
- Echocardiography revealed a large mitral valve vegetation and severe mitral regurgitation.
- Blood cultures and embolus identified Pichia ohmeri (Candida guilliermondii).
Findings:
- The patient experienced initial improvement after embolectomy but later developed refractory heart failure.
- Urgent mitral valve replacement was performed, leading to cardiac stabilization.
- Aggressive antifungal and antibiotic therapy was initiated.
Implications:
- This case underscores the importance of considering Pichia ohmeri in intravenous drug users with cardiovascular and ischemic symptoms.
- Prompt diagnosis and multidisciplinary management, including surgical intervention, are vital for improving outcomes.
- Further research into Pichia ohmeri endocarditis in at-risk populations is warranted.