简介：Usingtransganglionicdegenerativemethed,weinvestigatedtheprimaryafferentinformationofacupointsofQuanliao(SI18)andShibai(ST2).Theresultsshowedthatthelargeamountsofdegenerativefiberscouldbefoundbilaterallyintrigeminalspinalnucleusanditstract,trigeminalprincipalsensorynucleus,trigeminalmesencephalicnucleusandsomedegenerationscouldbeobservedipsilaterallyinsolitarytractanditsnucleus,medullarylateralreticularnucleus,giganto-cellularreticularnucleusandnucleusraphemagnusfollowingtransectionofinfraorbitalnerve.Averymoderatedegenerativefiberscouldbeidentifedinipsilateralaccessoryspinalnucleusandspinalreticu-larnucleus.Afewdegenerativefiberswereseenonthecontralateralmagnocellularpartofcaudatepartoftrigeminalspinalnucleusbypassingthroughtheposteriorcommissureofcanaliscentralis.TheseresultssuggestthattheprimaryinformationofacupointsofQuanliaoandShibaicouldbetrans-mitteredintotheabovestruc