Peripartum Cardiomyopathy in Nigeria Registry

Inclusion Criteria: * Confirmed diagnosis of PPCM * PPCM patients with HF symptoms at the time of recruitment * Asymptomatic pregnant women attending antenatal clinic (ANC) * Sub-study: Open-label randomised Trial: Non-pregnant PPCM patients with all of the following: LVEF \<35% and/or LVEDDi≤33.0 mm/m2 at 6 months postpartum AND selenium deficiency * Written informed consent Exclusion Criteria: * Asymptomatic PPCM patients at the time of recruitment * PPCM patients who are not expected to survive at least 6 months from recruitment * Pregnant women with any medical condition other than PPCM * Subjects who are considered not likely to attend follow up reviews regularly, because of lack of patient's and close relative's phone numbers, or long distance from the study centre, etc * Refusal or withdrawal of consent