Skønt bivirkningsmønsteret taler imod, at det forhøjede østrogenniveau spiller en rolle, vides det, at myokardiet har androgenreceptorer og kan tænkes at blive påvirket ved længerevarende androgen deprivation.
Whilst the pattern of adverse events argues against a role for raised oestrogen levels, it is known that the myocardium has androgen receptors, and it might be affected by long-term androgen deprivation.