The purpose of this study is to determine whether there is a metal wear debris after minimally invasive repair of pectus excavatum and if there's a clinical relevance. Our hypothesis is that the metal bar after minimally invasive repair of pectus excavatum leads to a locally and systemic immune reaction due to elevated metal contamination.
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change of mean chromium values in blood (µg/l)
Timeframe: 4 years
change of mean chromium values in urine (µg/l)
Timeframe: 4 years
change of mean chromium values in tissue (µg/g)
Timeframe: 3 years
change of mean nickel values in blood (µg/l)
Timeframe: 4 years
change of mean nickel values in urine (µg/l)
Timeframe: 4 years
change of mean nickel values in tissue (µg/g)
Timeframe: 3 years