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Skeletalradiographicappearancesofhighaluminumfluorosiscausedbydomesticcoalfuel(analysisof39cases)

ChenXuguang,WangYunzhao,LiFucheng,etal.DepartmentofRadiology,Afiliat-edHospitalofGuiyangMedicalColege,Guiyang550001  
Purpose:Tofindouttheskeletalradiologicappearancesofhighaluminumfluorosiscausedbyburningcoalasdomesticfuel.Materialsandmethods:Thirty-ninecasesofhighaluminumfluorosiscausedbyeatingcornsbakedbycoalandchinaclaywerestudied.Theauthorsalsoinvesti-gatedtheenvironmentalconditions,clinicalappearancesandotherlaboratarytestofthepatients.Re-sults:Theskeletalradiographicappearanceswereverycomplicated.Themainchangewasosteomala-cia.Osteoporosis,osteosclerosisanddysplasticbonewerealsofound.Theradiographicappearancesofosteomalaciaincluded:decreaseofbonedensity,hazinessofbonestructure,Looser′szone,lucentzoneofthepelvicmargins,dense-lucent-densezoneinthemetaphysisoflongbone,osteoporosiszoneundertheepiphysis,signsofricketdisease,pelvicmalformationacetabularinvaginationandcurvedtibiaandfibula.Bonetransformationmanifestationwasalsoaprominentfeature.Conclusion:Wesuggestthathighaluminumfluorosisisaspecialtypeoffluorosispresentingasosteomalacia.Ourresultsprovideevidencestoestablishcriteriaforclassificationoffluorosis.
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