Publications by authors named "Helen How"

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The comparison of placental findings and pregnancy outcomes before and during COVID-19 pandemic.
Helen Y How, Mureena A Turnquest-Wells, Michael W Daniels, Christina L Waldon

J Neonatal Perinatal Med· July 2025

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Corrigendum to 'Multicenter randomized trial of cerclage for preterm birth prevention in high-risk women with shortened midtrimester cervical length' Am J Obstet Gynecol 2009;201/4:375-377.e1-8.
John Owen, Gary Hankins, Jay D Iams, Vincenzo Berghella, Jeanne S Sheffield, Helen Y How, Jeff M Szychowski

Am J Obstet Gynecol· November 2024

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Prospective, randomized, double-blind, placebo-controlled evaluation of the Pharmacokinetics, Safety and Efficacy of Recombinant Antithrombin Versus Placebo in Preterm Preeclampsia.
Michael J Paidas, Allan T N Tita, George A Macones, George A Saade, Richard A Ehrenkranz, Helen Y How

Am J Obstet Gynecol· November 2020

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Placental growth factor predicts time to delivery in women with signs or symptoms of early preterm preeclampsia: a prospective multicenter study.
John R Barton, Doug A Woelkers, Roger B Newman, C Andrew Combs, Helen Y How

Am J Obstet Gynecol· March 2020

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Cervical Pessary versus Expectant Management for the Prevention of Delivery Prior to 36 Weeks in Women with Placenta Previa: A Randomized Controlled Trial.
Irene A Stafford, Thomas J Garite, Kimberly Maurel, C Andrew Combs, Kent Heyborne, Helen How

AJP Rep· April 2019

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17-hydroxyprogesterone caproate for preterm rupture of the membranes: a multicenter, randomized, double-blind, placebo-controlled trial.
C Andrew Combs, Thomas J Garite, Kimberly Maurel, Diana Abril, Anita Das, Helen How

Am J Obstet Gynecol· September 2015

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Detection of microbial invasion of the amniotic cavity by analysis of cervicovaginal proteins in women with preterm labor and intact membranes.
C Andrew Combs, Thomas J Garite, Jodi A Lapidus, Jerome P Lapointe, Michael Gravett, Helen Y How

Am J Obstet Gynecol· April 2015

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Removal versus retention of cerclage in preterm premature rupture of membranes: a randomized controlled trial.
Anna Galyean, Thomas J Garite, Kimberly Maurel, Diana Abril, Charles D Adair, Helen How

Am J Obstet Gynecol· October 2014

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The rates of abnormal glucose challenge tests and gestational diabetes in women receiving 17α-hydroxyprogesterone caproate.
Katherine Wolfe, Christine Dearmond, Helen How, Zsakeba T Henderson, Baha Sibai

Am J Perinatol· December 2011

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Preterm labor biomarker discovery in serum using 3 proteomic profiling methodologies.
Caroline L Stella, Michael R Bennett, Prasad Devarajan, Kenneth Greis, Michael Wyder, Helen Y How

Am J Obstet Gynecol· October 2009

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Long-term maternal and subsequent pregnancy outcomes 5 years after hemolysis, elevated liver enzymes, and low platelets (HELLP) syndrome.
Mounira Habli, Nahid Eftekhari, Emily Wiebracht, Annette Bombrys, Maram Khabbaz, Helen How

Am J Obstet Gynecol· October 2009

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Multicenter randomized trial of cerclage for preterm birth prevention in high-risk women with shortened midtrimester cervical length.
John Owen, Gary Hankins, Jay D Iams, Vincenzo Berghella, Jeanne S Sheffield, Helen Y How, Jeff M Szychowski

Am J Obstet Gynecol· October 2009

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Indications for delivery and short-term neonatal outcomes in late preterm as compared with term births.
Jeffrey M Lubow, Helen Y How, Mounira Habli, Rose Maxwell, Baha M Sibai

Am J Obstet Gynecol· May 2009

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The diagnostic dilemma of thrombotic thrombocytopenic purpura/hemolytic uremic syndrome in the obstetric triage and emergency department: lessons from 4 tertiary hospitals.
Caroline L Stella, John Dacus, Edwin Guzman, Pushpinder Dhillon, Kristin Coppage, Helen How

Am J Obstet Gynecol· April 2009

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Progesterone for the prevention of preterm birth: indications, when to initiate, efficacy and safety.
Helen Y How, Baha M Sibai

Ther Clin Risk Manag· February 2009

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Cervical dilatation on presentation for preterm labor and subsequent preterm birth.
Helen Y How, Jane C Khoury, Baha M Sibai

Am J Perinatol· January 2009

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Expectant management of severe preeclampsia at less than 27 weeks' gestation: maternal and perinatal outcomes according to gestational age by weeks at onset of expectant management.
Annette E Bombrys, John R Barton, Elizabeth A Nowacki, Mounira Habli, Leeya Pinder, Helen How

Am J Obstet Gynecol· September 2008

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Pregnancy outcome in isolated single umbilical artery.
Annette E Bombrys, Ran Neiger, Sarah Hawkins, Jiri Sonek, Christopher Croom, Helen How

Am J Perinatol· April 2008

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Prophylaxis with 17 alpha-hydroxyprogesterone caproate for prevention of recurrent preterm delivery: does gestational age at initiation of treatment matter?
Helen Y How, John R Barton, Niki B Istwan, Debbie J Rhea, Gary J Stanziano

Am J Obstet Gynecol· September 2007

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Does peripartum infection increase the incidence of cerebral palsy in extremely low birthweight infants?
Maged M Costantine, Helen Y How, Kristin Coppage, Rose A Maxwell, Baha M Sibai

Am J Obstet Gynecol· May 2007

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Postpartum headache: is your work-up complete?
Caroline L Stella, Cristiano D Jodicke, Helen Y How, Ursula F Harkness, Baha M Sibai

Am J Obstet Gynecol· April 2007

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Thrombophilia and adverse maternal-perinatal outcome: controversies in screening and management.
Caroline L Stella, Helen Y How, Baha M Sibai

Am J Perinatol· November 2006

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Tocolysis in women with preterm labor between 32 0/7 and 34 6/7 weeks of gestation: a randomized controlled pilot study.
Helen Y How, Leila Zafaranchi, Caroline L Stella, Katherine Recht, Rose A Maxwell

Am J Obstet Gynecol· April 2006

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Is early-pregnancy proteinuria associated with an increased rate of preeclampsia in women with pregestational diabetes mellitus?
Helen Y How, Baha Sibai, Marshall Lindheimer, Steve Caritis, John Hauth

Am J Obstet Gynecol· March 2004

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The pattern of change in the lecithin/sphingomyelin ratio in patients with preterm premature rupture of membranes between 24 and 34 weeks' gestation.
Helen Y How, Curtis R Cook, Vernon D Cook, Kathleen K Ralston, Eileen R Greenwell

J Perinatol· January 2002

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