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Biomedical subjects

N J Brass

Publications and source records attributed to N J Brass.

2 recordsLinked to original sources

Predisposition to multiple organ dysfunction.

This article attempts to describe the identification of high-risk characteristics of the critical care patient population that lends itself to the development of multiple organ dysfunction syndrome. A review of the literature describes the overall pathophysiology of the syndrome and the identification of a patient's risk or predisposition. Those risk factors described are age, preexisting chronic illness, malnutrition, cancer, severe trauma, and sepsis. Although the studies are not conclusive, the awareness of potential predisposing factors is discussed for purposes of early recognition of symptomatology and prioritizing critical care beds when bed availability is lacking. Future studies are warranted to trend predisposing factors as well, and a discussion of developing computerized technology to incorporate predisposing factors to correlate severity of illness is presented.

Causality

Multiple organ dysfunction: pathophysiology and therapeutic modalities.

This article focuses on the physiologic systemic inflammatory immune response system that occurs normally to any event resulting in cellular injury. A review of the mediators of the inflammatory immune response system is presented along with the pathophysiologic description of the development of multiple organ dysfunction syndrome and the complex interrelationships between inflammatory mediators and the host cell. Endotoxin is reviewed as a suspicious precursor in the development of the multiorgan cascade and the response of key mediators in the complement system, tumor necrosis factor, interleukin 1, and oxygen radicals. A review of the literature is presented in an effort to describe new therapeutic modalities specifically developed in an effort to alter mediator-induced inflammatory immune responses at the cellular level.

Complement Activation