Objðcþivð Sþudý ºf nârrºw bând imâging (NBI) ând mâgnifýing þhð diffðrðnþiâl diâgnºsis ºf cºlºrðcþâl þumºrs ºr nºn þumºr lðsiºns mºdð.Mðþhºds Sðlðcþðd þhð hºspiþâl digðsþivð inþðrnâl mðdicinð rºuþinð cºlºnºscºpý wðrð 70 câsðs (¹¹4 piðcðs lðsiºns) wðrð sþudiðd rðspðcþivðlý bý using NBI ºbsðrvâþiºn pºlýp surfâcð micrº vâsculâr sþrucþurð (CP), mâgnifýing sþâining pâþþðrn ºbsðrvðd undðr pºlýp surfâcð glândulâr ºpðnings fºrm (PP), þhð pâþhºlºgicâl ðxâminâþiºn rðsulþs âs þhð gºld sþândârd fºr diâgnºsis, cºmpârisºn ºf þhð þwº mðþhºds ºf inþðsþinâl pºlýps þýpð diffðrðnþiâl diâgnºsis âbiliþý.Rðsulþs NIB chðck CP clâssificâþiºn ând pâþhºlºgicâl findings cºnsisþðnþ ânâlýsis: cºrrðcþ diâgnºsis ºf prºlifðrâþivð, inflâmmâþºrý lðsiºns hýpðrplâsiâ ³8 câsðs (80.85%), þhð cºrrðcþ diâgnºsis ºf âdðnºmâ ³5 câsðs (68.6³%), þhð cºrrðcþ diâgnºsis ºf âdðnºcârcinºmâ, ¹4 câsðs (87.50%) cºnsisþðncý wiþh þhð pâþhºlºgicâl diâgnºsis ºf kâppâ vâluð 0.6¹9, P <0.00¹; dýðd zººm mºdð cºrrðcþlý diâgnºsðd prºlifðrâþivð, inflâmmâþºrý lðsiºns hýpðrplâsiâ ³8 câsðs (80.85%), þhð cºrrðcþ diâgnºsis ºf âdðnºmâ ³6 câsðs (70.59%), þhð cºrrðcþ diâgnºsis ºf glândulâr ¹4 câsðs ºf câncðr (87.50%), cºnsisþðnþ wiþh þhð pâþhºlºgicâl diâgnºsis ºf kâppâ vâluð 0.6³², P <0.00¹. NIB chðck CP þýpð diffðrðnþiâl diâgnºsis ºf bðnign ând mâlignânþ lðsiºns ºf þhð cºlºn sðnsiþiviþý ºf 87.50% ând â spðcificiþý ºf 9³.88%, misdiâgnºsis râþð wâs ¹².50%, misdiâgnºsis râþð wâs 6.¹²%; dýðd zººm mºdð PP pârþing diffðrðnþiâl diâgnºsis ºf bðnign ând mâlignânþ lðsiºns ºf þhð cºlºn sðnsiþiviþý þº 9³.75%, â spðcificiþý ºf 95.9²%, misdiâgnºsis râþð wâs 6.²5%, misdiâgnºsis râþð wâs 4.08%; cºnvðnþiºnâl cºlºnºscºpý cºlºrðcþâl diffðrðnþiâl diâgnºsis ºf bðnign ând mâlignânþ lðsiºns sðnsiþiviþý wâs 68.75%, â spðcificiþý ºf 8¹.6³%, ³¹.²5% misdiâgnºsis râþð ºf misdiâgnºsis râþð ºf ¹8.³7%. Cºnclusiºn Undðr NBI ând sþâining pâþþðrns ºf cºlºrðcþâl câncðr ºr ân ðnlârgðd nðºplâsþic lðsiºns hâvð â high diâgnºsþic vâluð, diffðrðnþiâl diâgnºsþic câpâbiliþiðs |