astro int est inal ▁tract ▁tum our ▁that ▁consists ▁of ▁a ▁ne uro end ocr ine ▁component ▁and ▁a ▁conventional ▁car cin oma , ▁hist olog ically ▁ar ising ▁from ▁Pan eth ▁cells . ▁ ▁Sign ▁and ▁sympt oms ▁G CC s ▁may ▁present ▁as ▁append ic itis . ▁ ▁Di agn osis ▁ ▁G CC s ▁are ▁diagn osed ▁by ▁path ology . ▁ ▁They ▁have ▁a ▁characteristic ▁bi phas ic ▁appearance ▁which ▁includes ▁( 1 ) ▁go ble t ▁cell - like ▁cells , ▁and ▁( 2 ) ▁ne uro end ocr ine - type ▁nuclear ▁chrom atin ▁( st ipp led ▁chrom atin ). ▁ ▁Pro gn osis ▁G CC s ▁have ▁an ▁ag gress ive ▁course ▁compared ▁to ▁other ▁append ice al ▁ne uro end ocr ine ▁tum ours . ▁ ▁Tre at ment ▁G CC s ▁are ▁treated ▁with ▁surg ery . ▁ ▁See ▁also ▁Ne uro end ocr ine ▁tum ours ▁ ▁References ▁ ▁External ▁links ▁▁ ▁Category : G astro int est inal ▁cancer <0x0A> </s> ▁Chor ist one ura ▁met ase qu o ia cola ▁is ▁a ▁species ▁of ▁moth ▁of ▁the ▁family ▁T ort ric idae . ▁It ▁is ▁found ▁in ▁H ube i , ▁China . ▁ ▁The ▁wings pan ▁is ▁ 1 6   mm ▁for ▁males ▁and ▁ 1 8   mm ▁for ▁females . ▁The ▁for ew ings ▁are ▁dark ▁brown ▁with ▁a ▁met all ic ▁l ust re . ▁The ▁h ind w ings ▁are ▁light ▁brown . ▁