Overall, sixty-seven patients living in different ecological regions were examined to study effects of ecological factors on the catecholamine concentration in biological fluids in patients with chronic posttraumatic osteomyelitis (CPO). The data obtained showed that CPO causes abnormalities of catecholamine metabolism, which get even more aggravated under the influence of an adverse ecological factor, an abnormal radiation impact in particular, this being confirmed by analysis of findings in those patients residing in different ecological regions.
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