Cardiology Research, ISSN 1923-2829 print, 1923-2837 online, Open Access
Article copyright, the authors; Journal compilation copyright, Cardiol Res and Elmer Press Inc
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Case Report

Volume 9, Number 5, October 2018, pages 314-317

Corynebacterium diphtheriae Native Aortic Valve Endocarditis in a Patient With Prosthetic Mitral Valve: A Rare Presentation


Figure 1.
Figure 1. Chest X-ray showing cardiomegaly with pulmonary congestion and mitral valve prosthesis (MVP).
Figure 2.
Figure 2. Electrocardiography showing atrial fibrillation with rapid ventricular response.
Figure 3.
Figure 3. Transthoracic echocardiogram showing normal mitral valve prosthesis (MVP) (a), and large vegetation on the aortic valve (AoV) (b).
Figure 4.
Figure 4. Transesophageal echocardiogram showing vegetation on the aortic valve (AoV) cross-sectional view (a), and long-axis view (b).


Table 1. Laboratory Data
CBC: complete blood count; HCT: hematocrit; WBC: white blood cell; LFT: liver function test; AST: aspartate aminotransferase; ALT: alanine aminotransferase.
CBCHb: 12.8 g/dL, HCT: 34.8%, WBC: 8,800 / µL; N: 86%, L: 10%, Mono: 2%, band form: 2%, platelets: 153,000/µL
Kidney functionBUN: 12.4 mg/dL, creatinine: 1.0 mg/dL
LFTBilirubin ( total): 4.3 µmol/L, bilirubin (direct): 3.7 µmol/L, AST: 41.0 IU/L, ALT: 18 IU/L, AP; 230 IU/L, protein: 5.6 mg/dL, albumin: 2.8 mg/dL
ElectrolyteNa: 128.0 mmol/L, K: 4.0 mmol/L, Cl: 86 mmol/L, HCO3 29 mEq/L