体征和症状 · 在膝盖伸直时出现疼痛感，如在做踢腿动作时出现膝盖疼痛； · 蹲下或跪下时膝盖出现疼痛感； · 在奔跑、攀爬、跳跃或上下楼梯时膝盖出现疼痛感； · 疼痛感会在休息 ...Navigation中文(简体)-ZHEnglish-AUTryforFreeTopicsA-ZAskaQuestionAboutus中文(简体)-ZHEnglish-AUSigninTryforFreeLOGINGETSTARTEDFREETopicsA-ZAskaQuestionAboutusAboutusMedicaladvisoryboardContentdevelopmentteamTermsandpoliciesPrivacypolicyFAQFrequentlyaskedquestionsBlog[TITLE][MESSAGE][BUTTONS][MESSAGE][BUTTON_LABEL]SkiptoNavigationSkiptoContentTopicsOsgood-SchlatterdiseaseWhatisOsgood-Schlatterdisease?CausesRiskfactorsSignsandsymptomsMethodsfordiagnosisTypesoftreatmentPotentialcomplicationsPrognosisPreventionReferencesFAQFrequentlyaskedquestionsRelatedtopicsAboutthisarticleOsgood-SchlatterdiseaseContentWhatisOsgood-Schlatterdisease?Osgood-Schlatterdiseaseisaconditionthatcancausepaininthekneesofchildrenandadolescents.Itisoftenassociatedwithagrowthspurtandusuallygetsbetterwithsimpletreatment.Theconditionmostoftenaffectschildrenaged9-14years.Itismorecommoninchildrenwhoareveryphysicallyactive,particularlywhenactivitiesinvolvealotofrunningandjumping,suchasfootball,gymnastics,cricket,basketballandballet.Whiletheaffectedkneecanbepainfulandmayrequireatemporaryslowdownofsportingpursuits,thegoodnewsisthatchildrenwithOsgood-Schlatterdiseasecangenerallycontinuetobeactive,astheconditionwillgraduallysettlewithtime,whenthebonesstopgrowing.CausesThepatellartendonisimportantinmovementoftheknee.Thetendonconnectsthequadricepsmuscleinthefrontofthethightothetibia(shinbone)atapointjustbelowthekneecap.Thisattachmentpointnormallyformsasmalllumporprotuberancethatisknownasthetibialtuberosity.Whenthequadricepsmusclecontracts,thekneestraightens.Ifthepatellartendonbecomestootight,itcanpullonthetibialtuberosity.Thiscancause:Painandinflammationatthepointwherethetendonattachestothebone,and;Tinymicro-fracturesinthebone,whichcanleadtogrowthofnewbonetissueandenlargementofthetuberosity. InflammationAbody’sprotectiveimmuneresponsetoinjuryorinfection.Theaccumulationoffluid,cellsandproteinsatthesiteofaninfectionorphysicalinj