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When the ultrasound system is used in combination with a Fujifilm (formally Hitachi) transducer, there is an error in the calculation formula of Effective Regurgitant Orifice Area (EROA) when you perform MR Flow combined with Left Ventricular Outflow Tract Flow (LVOT Flow) after performing an echocardiogram. The incorrect value is displayed. In addition, the error appears in the instruction manual
The firm has received customer reports of performance issues with the affected lot, including increased imprecision, out of range quality controls, and prolonged sample results. If quality controls are not performed or do not pass for each vial of reagent, there is a potential risk of reporting an erroneous result.