内侧半月板损伤

Whatisamedialmeniscusinjury?

Themedialmeniscusismorepronetoinjurythanthelateralmeniscusasitisconnectedtothemedialcollateralligamentandthejointcapsuleandsoislessmobile.（很好的解释了为什么内侧半月板较外侧半月板更容易损伤）Hence,anyforcesimpactingfromtheoutersurfaceoftheknee,suchasarugbytackle,canseverlydamagethemedialmeniscus.Inaddition,medialmeniscalinjuriesareoftenalsoassocitedwithinjuriestotheanteriorcruciateligament.Othermechanismsofinjurymaybetwistingofthekneeordegenerativechangesthatareassociatedwithage.Anyofthesecircumstancesmayleadtotearingofthemedialmeniscus,whichinseriouscasesmayrequiresurgicalintervention.

Symptomsofmedialmeniscustear

·Ahistoryoftraumaortwistingoftheknee

·Painontheinnersurfaceofthekneejoint

·Swellingofthekneewithin24-48hoursofinjury

·Inabilitytobendkneefully-thismaybeassociatedwithpainoraclickingnoise

·Apositivesign(painand/orclickingnoise)duringaMcMurraystest

·Lockingoftheknee

·Inabilitytoweightbearontheaffectedside

Typesofmeniscalinjuries:

·DegenerativeChanges:Thismayleadtoedgesofthemeniscibe







































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