If you experience a catastrophic loss, and you feel terrible, and six months later you can barely function at all, then it's probably a depression that was triggered by the catastrophic circumstances.
Ako doživite katastrofalan gubitak, i osjećate se užasno, a za šest mjeseci jedva funkcionirate, vjerojatno se radi o depresiji  kojoj su okidač bile te katastrofalne okolnosti.