“…Critical illness is a disease condition comprising a remarkable heterogeneity of underlying insults, such as shock, infections, metabolic derangements, burns, trauma, or severe blood loss. Despite these broad range of different initial causes, the body's response to such threats is relatively uniform, and severity of critical illness is determined by the degree of systemic inflammation and subsequent hemodynamic changes, the extent of biological stress, the resultant organ failure(s) and, ultimately, death . Circulating mediators of such core pathways could serve as prognostic biomarkers in critical care medicine …”