Mark Walker profile picture

Contact Information

Mark Walker, MD, FRCPC, MSc, MScHCM
613-737-8899 ext. 71246
mwalker@ohri.ca

613-737-8899 ext. 71246 Department Head Office

http://omni.ohri.ca/
http://bornontario.ca

ORCID logo https://orcid.org/0000-0001-8974-4548

News

Researchers at The Ottawa Hospital awarded 9 CIHR grants worth more than $5 million
February 2, 2024 - Researchers at The Ottawa Hospital are leading nine new projects funded by the Canadian Institutes of Health Research (CIHR) through the most recent operating grant and SPOR innovative clinical trial competitions.
Ottawa-led team develops AI-enabled model to diagnose birth defect in fetal ultrasound images
July 14, 2022 - Artificial intelligence is poised to play a truly transformative role in global health care. The convergence of medicine and AI might eventually prove to be more impactful than the unraveling of the genome.
Ottawa researchers contribute to three important studies shaping COVID-19 care
April 28, 2022 - Researchers from The Ottawa Hospital continue to play a key role in influential COVID-19 research, with three studies recently published in top-tier journals.
Cannabis use in pregnancy linked to a greater risk of autism
August 10, 2020 - In the largest study of its kind, researchers from The Ottawa Hospital, BORN Ontario and the University of Ottawa found that children whose mothers reported using cannabis during pregnancy were at greater risk of autism.
Assisted reproductive technology and heart problems: it’s (mostly) about the twins
February 24, 2020 - Babies born through Assisted Reproductive Technology (ART) like in vitro fertilization have a small but significantly increased risk of being born with heart problems (2.2 percent for ART babies compared to 1.2 percent for non-ART babies). Now, a ...
Thinking about using cannabis during pregnancy? Think again.
September 16, 2019 - New research suggests that pregnant women who use cannabis have a greater risk of a preterm birth.
Cannabis use in pregnancy linked to increased risk of preterm birth
June 19, 2019 - Researchers from The Ottawa Hospital, CHEO, BORN Ontario and the University of Ottawa have conducted one of the largest studies to date on the effect of cannabis use during pregnancy. They found that reported cannabis use during pregnancy was ...
Clinicians at The Ottawa Hospital launch 14 innovative projects to improve health-care delivery, thanks to funding from TOHAMO and The Ottawa Hospital’s Research Institute
March 22, 2019 - The Ottawa Hospital Academic Medical Organization (TOHAMO) has awarded $1.169 million in Innovation Grants to 14 teams, with supporting funds provided by the Ottawa Hospital Research Institute.
High dose folic acid does not prevent preeclampsia in high-risk women
September 12, 2018 - Taking high doses of folic acid throughout pregnancy does not prevent preeclampsia in high-risk women, according to a large international clinical trial published in The BMJ. This refutes the findings of previous observational studies and is ...
Using big data to help the smallest babies – Canadian researchers use newborn blood tests to identify preterm children in low-resource countries
March 23, 2018 - Researchers from The Ottawa Hospital, the Children’s Hospital of Eastern Ontario and the University of Ottawa have received nearly US $1 million from the Bill & Melinda Gates Foundation to find out how often babies are born preterm in low-resource co
Weight gained in first half of pregnancy affects baby’s birth weight the most
February 26, 2018 - A baby’s birth weight is strongly linked to how much weight their mother gained during the first half of her pregnancy, according to a study led by Drs Shi Wu Wen and Ravi Retnakaran with Dr. Mark Walker. This is important because babies with a ver
The Ottawa Hospital awarded $27 million from Canadian Institutes of Health Research for 13 research projects
August 19, 2016 - Thirteen teams at The Ottawa Hospital, affiliated with the University of Ottawa, have been awarded more than $27 million in the latest round of research grants from the Canadian Institutes of Health Research (CIHR). Four of The Ottawa Hospital’
Maternal and child health research gets $9.8-million boost
August 19, 2016 - The Ottawa Hospital ranks well above national average in most recent competition from Canadian Institutes of Health Research If folic acid prevents birth defects during the first trimester, should it be taken throughout pregnancy? Dr. Mark ...
$737,000 grant helps researchers predict pregnancy complications
August 3, 2016 - Drs. Laura Gaudet and Maria Del Pilar Vélez were awarded $737K by the Canadian Institutes of Health Research to develop a tool that can identify which women are at greater risk of pregnancy complications and direct them to the right type of care
Small cuts, big outcomes: study shows less invasive hysterectomies helped patients heal and saved The Ottawa Hospital money
March 8, 2016 - A move by The Ottawa Hospital to promote less invasive surgeries for women with severe gynecological problems has sped up patient recovery, led to fewer complications and saved the hospital money, according to a study recently published in theJourn
Landmark folic acid trial in pregnant women recruits final patient
December 9, 2015 - After 54 months, one of The Ottawa Hospital’s largest randomized controlled clinical trials has recruited its final patient – number 2,464. The trial, led by Drs. Mark Walker and Shi Wu Wen, is evaluating the effectiveness of the vitamin folic ...
The Ottawa Hospital awarded $28M from Canadian Institutes of Health Research for 22 research projects
July 28, 2015 - Twenty-two teams at The Ottawa Hospital, affiliated with the University of Ottawa, have been awarded more than $28 million in research grants from the Canadian Institutes of Health Research (CIHR). The Honourable Rona Ambrose, Minister of Health for