title: RETIRED: Ultrasound evaluation of first trimester pregnancy complications.
abstract: This document has been archived because it contains outdated information. It should not be consulted for clinical use, but for historical research only. Please visit the journal website for the most recent guidelines.
authors.forename: Lucie
authors.initials: L
authors.lastname: Morin
authors.forename: Michiel C
authors.initials: MC
authors.lastname: Van den Hof
mesh_terms: D000030:Abortion, Missed / Q000000981:diagnostic imaging; D002170:Canada; D003663:Decision Trees; D005260:Female; D006801:Humans; D011247:Pregnancy; D011248:Pregnancy Complications / Q000000981:diagnostic imaging*; D011261:Pregnancy Trimester, First; D011271:Pregnancy, Ectopic / Q000000981:diagnostic imaging; D016216:Ultrasonography, Prenatal / Q000592:standards*