text: Colonoscopic spectroscopy and narrow-band imaging (NBI) may be helpful in the diagnosis of familial adenomatous<unk> .
option_0: Familial adenomatous polyposis other imaging findings
option_1: Familial adenomatous polyposis other diagnostic studies
option_2: Familial adenomatous polyposis risk factors
option_3: Familial adenomatous polyposis causes
option_4: Familial adenomatous polyposis laboratory findings
option_5: Cretinism other imaging findings
option_6: Celiac disease other imaging findings
option_7: Peutz-Jeghers syndrome other diagnostic studies