Echocardiographic Evaluation of the Right Atrial Area Index in Dogs with Pulmonary Hypertension.
Tommaso VezzosiO DomenechM IaconaF MarchesottiEric ZiniL VencoR TognettiPublished in: Journal of veterinary internal medicine (2018)
The RAA index can be used to evaluate right atrial size in dogs and may be more effective than TRPG in predicting R-CHF in dogs with PAH. The severity of TR is the main determinant of the RAA index in dogs with PAH.