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    • Deprecated function: Return type of DatabaseStatementBase::execute($args = [], $options = []) should either be compatible with PDOStatement::execute(?array $params = null): bool, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in require_once() (line 2246 of /var/www/webmd/apps/mdedge/htdocs/includes/database/database.inc).
    • Deprecated function: Return type of DatabaseStatementEmpty::current() should either be compatible with Iterator::current(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in require_once() (line 2348 of /var/www/webmd/apps/mdedge/htdocs/includes/database/database.inc).
    • Deprecated function: Return type of DatabaseStatementEmpty::next() should either be compatible with Iterator::next(): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in require_once() (line 2348 of /var/www/webmd/apps/mdedge/htdocs/includes/database/database.inc).
    • Deprecated function: Return type of DatabaseStatementEmpty::key() should either be compatible with Iterator::key(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in require_once() (line 2348 of /var/www/webmd/apps/mdedge/htdocs/includes/database/database.inc).
    • Deprecated function: Return type of DatabaseStatementEmpty::valid() should either be compatible with Iterator::valid(): bool, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in require_once() (line 2348 of /var/www/webmd/apps/mdedge/htdocs/includes/database/database.inc).
    • Deprecated function: Return type of DatabaseStatementEmpty::rewind() should either be compatible with Iterator::rewind(): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in require_once() (line 2348 of /var/www/webmd/apps/mdedge/htdocs/includes/database/database.inc).

    Gideon Koren, MD

    Opinion

    Teratogenicity may not be a yes or no question

    Author:
    Gideon Koren, MD
    Publish date: October 3, 2017

    New research indicates that some drugs have a dose-dependent relationship and not all doses cause harm to the fetus.

    • Read More

    Opinion

    Consider neurodevelopmental impacts of hyperemesis gravidarum

    Author:
    Gideon Koren, MD
    Publish date: June 5, 2017

    Emerging evidence on the neurodevelopmental effect of hyperemesis gravidarum raises the question: How quickly should we intervene?

    • Read More

    News

    How great is the risk from binge drinking in pregnancy?

    Author:
    Gideon Koren, MD
    Publish date: February 3, 2017

    Imagine this scenario: A couple goes on a Caribbean cruise with an all-you-can-eat buffet and an open bar. During the trip, they engage in 2 or 3...

    • Read More

    News

    New FASD diagnosis guidelines: Comprehensive or overly broad?

    Author:
    Gideon Koren, MD
    Publish date: October 3, 2016

    Dr. Gideon Koren discusses new clinical guidelines for fetal alcohol spectrum disorders.

    • Read More

    News

    Combatting misperceptions in prenatal exposures

    Author:
    Gideon Koren, MD
    Publish date: May 6, 2016

    For pregnant women, the risk of using medications in pregnancy is a significant issue. Unfortunately, sometimes the perception of that risk is...

    • Read More

    News

    Biologic treatment in pregnancy requires balancing risks

    Author:
    Gideon Koren, MD
    Publish date: January 20, 2016

    The effectiveness of immunoglobulin biologic treatments in controlling chronic and potentially debilitating autoimmune diseases means that more...

    • Read More

    News

    High dose folic acid promising in preventing cardiac malformations

    Author:
    Gideon Koren, MD
    Publish date: September 1, 2015

    There are more than 20 years of data pointing to a larger role for folic acid in preventing common, and in some cases devastating, congenital...

    • Read More

    News

    Examining the success of folic acid supplementation

    Author:
    Gideon Koren, MD
    Publish date: March 24, 2015

    • Read More

    News

    Topiramate

    Author:
    Gideon Koren, MD
    Publish date: November 18, 2014

    • Read More

    News

    Polyunsaturated fatty acid supplementation

    Author:
    Gideon Koren, MD
    Publish date: July 2, 2014

    • Read More

    News

    The protective effects of morning sickness

    Author:
    Gideon Koren, MD
    Publish date: February 24, 2014

    • Read More

    News

    Ondansetron: New and troubling data

    Author:
    Gideon Koren, MD
    Publish date: October 25, 2013

    • Read More

    News

    Doxylamine-Pyridoxine for NVP

    Author:
    Gideon Koren, MD
    Publish date: May 24, 2013

    • Read More

    News

    All pregnant women should receive Tdap vaccine

    Author:
    Gideon Koren, MD
    Publish date: January 29, 2013

    • Read More

    News

    Pregnancy Registries: Advantages and Disadvantages

    Author:
    Christina Chambers, PhD, MPH.
    Lee Cohen, MD
    Gideon Koren, MD
    Gera
    Publish date: October 26, 2012
    • Read More

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    • MDedge Home
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