Autotopagnosia from the Greek a and gnosis, meaning "without knowledge", topos meaning "place", and auto meaning "oneself", autotopagnosia virtually ...AutotopagnosiaFromWikipedia,thefreeencyclopediaJumptonavigationJumptosearchFormofagnosiaMainarticle:AgnosiaAutotopagnosiafromtheGreekaandgnosis,meaning"withoutknowledge",toposmeaning"place",andautomeaning"oneself",autotopagnosiavirtuallytranslatestothe"lackofknowledgeaboutone'sownspace,"andisclinicallydescribedassuch.[1]Autotopagnosiaisaformofagnosia,characterizedbyaninabilitytolocalizeandorientdifferentpartsofthebody.[2]Thepsychoneurologicaldisorderhasalsobeenreferredtoas"body-imageagnosia"or"somatotopagnosia."Somatotopagnosiahasbeenarguedtobeabettersuitedtermtodescribethecondition.Whileautotopagnosiaemphasizesthedeficienciesinlocalizingonlyone'sownbodypartsandorientation,somatotopagnosiaalsoconsiderstheinabilitytoorientandrecognizethebodypartsofothersorrepresentationsofthebody(e.g.,manikins,diagrams).[3]Typically,thecauseofautotopagnosiaisalesionfoundintheparietallobeofthelefthemisphereofthebrain.[3]However,itasalsobeennotedthatpatientswithgeneralizedbraindamagepresentwithsimilarsymptomsofautotopagnosia.[4]Asaconcept,autotopagnosiahasbeencriticizedasnonspecific;someclaimthatthisisamanifestationofagreatersymptomaticcomplexofanomia,markedbyaninabilitytonamethingsingeneral—notjustpartsofthehumanbody.[5]Contents1Causes1.1BrainLesions1.2MentalRepresentationsofBodySchema2Symptoms3Diagnosis4Treatment5Casestudies5.1EnnioDeRenzi5.2G.Deneset.al5.3J.Schwoebelet.al5.4CarloSemenza5.5CeciliaGuariglia6History7Seealso8ReferencesCauses[edit]Duetothesubjectivenatureofautotopagnosia,therearemanyhypothesespresentedastotheunderlyingcausation.Sincetheconditionbydefinitionisaninabilitytorecognizethehumanbodyanditsparts,thedisordercouldstemfromalanguagedeficitspecifictobodyparts.Ontheotherhand,thepatientcouldsufferfromadisruptedbodyimageoravariationoftheinabilitytoseparatepartsfromwhole.Itisalsobelievedthatautotopagnosiahasmultipleunderly