title: [Validity of the guaiac test (Hemoccult) in the diagnosis of neoplasms of the left colon in symptomatic patients].
mesh_terms: D003110:Colonic Neoplasms / Q000175:diagnosis*; D005069:Evaluation Studies as Topic; D006138:Guaiac; D006801:Humans; D009780:Occult Blood; D012004:Rectal Neoplasms / Q000175:diagnosis*
chemical_list: D006138:Guaiac
vernacular_title: Validità del test al guaiaco (Hemoccult) nella diagnosi di neoplasia del colon sinistro in pazienti sintomatici.