title: Beware of "hook effect" giving false negative pregnancy test on point-of-care kits.
authors.affiliation: Department of Pathology, Integral Institute of Medical Sciences and Research, Lucknow, Uttar Pradesh, India.
authors.forename: Y K
authors.initials: YK
authors.lastname: Yadav
authors.forename: U
authors.initials: U
authors.lastname: Fatima
authors.forename: S
authors.initials: S
authors.lastname: Dogra
authors.forename: A
authors.initials: A
authors.lastname: Kaushik
mesh_terms: D000328:Adult; D018997:Chorionic Gonadotropin, beta Subunit, Human / Q000652:urine*; D004636:Emergency Service, Hospital; D005188:False Negative Reactions; D005260:Female; D006801:Humans; D006828:Hydatidiform Mole / Q000175:diagnosis* / Q000601:surgery; D019095:Point-of-Care Systems; D011237:Predictive Value of Tests; D011247:Pregnancy; D011258:Pregnancy Tests / Q000379:methods* / Q000592:standards; D011933:Reagent Kits, Diagnostic / Q000706:statistics & numerical data*; D016896:Treatment Outcome; D014594:Uterine Neoplasms / Q000175:diagnosis* / Q000601:surgery
chemical_list: D018997:Chorionic Gonadotropin, beta Subunit, Human; D011933:Reagent Kits, Diagnostic