TF and hydrops fetalis: The 2016 ESC guidelines for the diagnosis and treatment of heart failure, based on the FAIR-HF and CONFIRM-HF studies, already stated that in patients with the abovementioned ferritin or transferrin saturation values, administration of ferric carboxymaltose (FCM) should be considered for symptom reduction, improve performance status and quality of life in class IIa recommendations [19].