Two issues with the diagnostic ultrasound system Arietta 850 (software version V1.0.0 - V4.1.3) Used in combination with a Fujifilm (formally Hitachi) Transducer: (1) the calculation result of eroa is displayed incorrectly when measuring lvot flow, lvot and MR flow. This error also appears in the user manual. (2) The calculation result for MVA (VTI) is displayed incorrectly when measuring MV. Recall start date: 2021-10-26