%0 Case Reports %T Mechanical Mitral Valve Thrombosis in a Patient With Prior Nonbacterial Thrombotic Endocarditis. %A Chitturi KR %A Castro MA %A Salazar E %A Deavers M %A Chang SM %A Mahmarian JJ %A Kurrelmeyer KM %J JACC Case Rep %V 2 %N 4 %D Apr 2020 %M 34317289 暂无%R 10.1016/j.jaccas.2020.01.029 %X A 54-year-old woman with a mechanical mitral valve replacement presented with recurrent admissions for pneumonia and pulmonary edema. Multimodality imaging revealed mobile masses on the prosthesis and discrepant point of care and inpatient international normalized ratio levels owing to antiphospholipid antibody cross-reactivity on the outpatient assay. The prosthetic valve thromboses resolved with therapeutic anticoagulation. (Level of Difficulty: Beginner.).