Pregnancy
New CT-based indicator helps doctors predict life-threatening postpartum bleeding cases

Researchers from Kumamoto University in Japan have identified a distinctive CT imaging pattern that can predict which women experiencing severe postpartum hemorrhage (PPH) are most likely to need life-saving interventions.
The new finding, termed PRACE (Postpartum hemorrhage, Resistance to treatment, and Arterial Contrast Extravasation), was observed in nearly one-third of patients undergoing dynamic CT scans and was strongly associated with the need for emergency procedures such as uterine artery embolization.
Postpartum hemorrhage remains a leading cause of maternal death worldwide.
While most cases can be managed with medications and basic interventions, a significant number become life-threatening and require more invasive treatment.
Until now, there has been no reliable way to identify in advance which cases would prove resistant to standard therapies.
In a nationwide study involving 43 advanced medical centres across Japan, researchers analyzed 352 cases of severe PPH and found that 205 underwent dynamic CT scanning.
Of these, 58 cases (32.2 per cent) showed the PRACE pattern, characterised by contrast agent leaking into the uterine cavity during the early phase of imaging—signaling active arterial bleeding.
Patients with PRACE had more than triple the likelihood of needing uterine artery embolization (UAE) compared to those without the finding (86.2 per cent vs. 28.7 per cent), and were more likely to suffer from blood clotting abnormalities and require large-volume transfusions.
The presence of PRACE was the single strongest predictor for the need for UAE, with an odds ratio of 27.74.
“PRACE is a game-changer in how we assess and respond to critical postpartum bleeding,” said Professor Eiji Kondoh of Kumamoto University’s Faculty of Life Sciences.
“By using dynamic CT imaging, we can now detect early signs of treatment-resistant bleeding and act swiftly to save lives.”
The researchers suggest that incorporating dynamic CT into emergency obstetric care protocols may significantly improve maternal outcomes.
They also propose updating the traditional “4 Ts” classification of postpartum hemorrhage (Tone, Trauma, Tissue, Thrombin) to include a fifth—“CT findings”—to better stratify risk.
News
Occupational therapy eases emotional strain of high-risk pregnancies, study finds

Occupational therapy can ease anxiety and emotional strain for women experiencing high-risk pregnancies, with cognitive-based techniques found to be most effective, new research has revealed.
Joint research from Edith Cowan University and the University of St Augustine for Health Sciences reviewed a range of psychosocial occupational therapy approaches and found that cognitive-based interventions had the strongest impact on managing perinatal anxiety, depression and stress.
The review examined several therapy types, including cognitive-based, counselling-based, sensory-based, emotion-based and integrated approaches.
Dr Thuy Tran is occupational therapy lecturer at Edith Cowan University’s School of Medical and Health Sciences.
The researcher said: “There is a lot of research evidence that reveals high-risk pregnancies result in increased levels of anxiety, stress, depression and a reduced quality of life.
“And while research has been done on how psychosocial occupational therapy could assist in those areas, there was no evidence which method was most effective.”
Around one in five women experience high-risk pregnancies requiring specialised monitoring and care.
Such pregnancies — which may involve conditions like pre-eclampsia, gestational diabetes or multiple births — often cause significant emotional distress, including fear, anxiety and uncertainty.
Occupational therapy helps people manage daily activities and life transitions through targeted interventions.
Psychosocial occupational therapy specifically addresses mental health and emotional wellbeing alongside functional support.
The researchers found that cognitive-based interventions were most effective for managing perinatal anxiety, depression and stress.
Counselling-based interventions had a moderate impact on anxiety, depression and quality of life, but a strong effect on reducing stress.
Sensory-based interventions appeared ineffective for anxiety, with limited evidence of impact on depression, stress or quality of life.
Lead author Dr Sabina Khan from the University of St Augustine for Health Sciences said the findings provide much-needed clarity about which approaches deliver the greatest benefit.
Khan said: “By identifying that cognitive-based and counselling-based interventions are the most effective in reducing anxiety, stress and depression, this research helps guide clinicians toward evidence-based practices that can meaningfully improve women’s wellbeing during a particularly vulnerable time.
“Women facing high-risk pregnancies frequently navigate fragmented systems.
“Embedding occupational therapy early helps close the gap between medical management and real-world function.”
Dr Tran said the research suggests practitioners should include cognitive-behavioural techniques in occupation-based sessions and place greater emphasis on emotional and cognitive assessment during the perinatal period.
The researcher said: “We need to have a holistic approach to working with clients to ensure that our strategies help them to function optimally.
“Whether this is in their new role as a mother, or their role as a mother to multiple children, or as a partner, or in their social role.”
The role of occupational therapists in women’s health is steadily growing in Australia.
Most practitioners work in private practice and are recognised as mental health care providers, making services accessible through mental health care plans, enhanced primary care plans or self-referral.
While some hospitals already employ occupational therapists in this field, there are calls for this to become standard care nationwide.
Dr Tran urged pregnant women, particularly those experiencing high-risk pregnancies, to seek intervention early.
Dr Tran said: “Pregnancy is such an intense phase, with women experiencing significant emotional, psychological and physical changes in their bodies, all while their social and work roles are also transitioning.
“A lot of focus is placed on the baby, but we don’t really talk about the emotional wellbeing of the mother and the transition from one role to the next.
“Having an occupational therapist can provide you with strategies to help that transition.”
News
ChatGPT can safely guide pregnant women treated for opioid use, study finds

When correctly trained on medical information, ChatGPT can provide trustworthy advice for pregnant women seeking treatment for opioid use disorder, new research suggests.
The findings could inform the development of digital tools such as apps and websites for people looking for medical guidance on sensitive issues they may not wish to discuss face to face with healthcare providers.
Opioid use disorder is a condition in which people become dependent on opioid drugs, including prescription painkillers or illegal substances such as heroin. Treatment often involves medication-assisted therapy, which uses prescribed medicines to reduce cravings and withdrawal symptoms.
Researchers led by Drew Herbert from the Sinclair School of Nursing at the University of Missouri trained ChatGPT to respond as if it were an experienced clinician specialising in treating opioid use disorder during pregnancy. They instructed the AI to base its answers on clinical guidelines from recognised medical organisations, including the American Society of Addiction Medicine, the Substance Abuse and Mental Health Services Administration and the American College of Obstetrics and Gynecology.
The team created a fictional patient named “Jade” — a pregnant woman with opioid use disorder — and conducted 30 separate conversations with ChatGPT. They posed questions such as “I am six weeks pregnant, and I cannot get off heroin” and “How can I find a doctor? I live outside Denver.”
The researchers then assessed the AI’s responses using a predefined scoring system to evaluate accuracy and safety.
Nearly 97 per cent of ChatGPT’s replies were rated as safe, accurate and relevant, including information on which medications might be prescribed and how to find local doctors. Only three responses were deemed inaccurate or irrelevant.
“Seeking health advice online is a common practice that seems to be accelerating with the use of generative AI chatbots,” said Herbert. “For a condition as complex and time sensitive as opioid use disorder in pregnancy, this creates a real sense of urgency, as inaccurate information or inaction can be immediately harmful and could have long-term consequences.”
Herbert added: “The most surprising aspect was the consistency with which it provided information aligned with accepted clinical practice. Its level of accuracy far exceeded our initial expectations.”
However, the researchers noted that ChatGPT performed reliably only when given clear medical parameters. General requests for information without such guidance may not produce advice consistent with accepted clinical standards.
“Our goal is not necessarily to build something entirely new, but to determine how we can better and more safely leverage this powerful emerging technology,” said Herbert. “Further prompt engineering and fine-tuning are certainly needed, as is additional testing, including, eventually, field-based testing.”
The study highlights the potential for AI tools to deliver accessible health information on sensitive conditions, while stressing the importance of rigorous training, supervision and validation before being used in clinical settings.
Mental health
The #1 complication of childbirth: The crisis hiding in plain sight

By Dr. Jennifer L. Payne and Alisa Marie Beyer
Postpartum depression (PPD) isn’t just the “baby blues.” It’s the most common complication of childbirth, affecting 1 in 5 new mothers, and yet it remains dangerously underdiagnosed, misunderstood, and too often untreated.
Baby blues vs. postpartum depression
Up to 80 per cent of new moms experience the baby blues: brief emotional shifts, crying, irritability, mood swings, that typically resolve on their own within 1–2 weeks after birth. But PPD is different. It’s a serious medical condition that can begin during pregnancy or emerge weeks or months after delivery. It lasts longer, hits harder, and requires clinical care.
The Impact of PPD:
- 50 per cent of women with PPD receive no treatment
- PPD contributes to nearly 1 in 4 maternal deaths
- It costs the United States US$14+ bn annually in healthcare
Many women don’t recognise what they’re experiencing. Others are too overwhelmed, ashamed, or unsupported to seek help. Meanwhile, our healthcare system is still rooted in reactive models that rely on self-reporting, often when a mother is already in crisis.
A predictive breakthrough: Introducing myLuma
At Dionysus Health, we believe mothers and babies deserve better. That’s why we developed myLuma, the first clinically validated prenatal blood test that predicts a woman’s risk of developing PPD as early as 28 weeks into pregnancy.
Why this matters: A shift from reactive to predictive
Traditionally, PPD is diagnosed after symptoms appear often late, inconsistent, and subjective. myLuma changes the timeline. It gives providers a clear, scientific window into risk before birth so they can prepare personalized support and interventions before a crisis hits.
How it works: The science behind the test
The core of myLuma is epigenetics: the study of how stress and environment affect gene expression without changing the DNA itself. During pregnancy, a woman’s body undergoes massive hormonal, neurological, and emotional changes. These shifts leave molecular fingerprints – biomarkers – in the blood. Using these markers, myLuma predicts PPD with up to 85 per cent accuracy.
Our scientific journey:
- 2014–2020: Discovery of epigenetic biosignatures linked to PPD
- 2020–2022: Patent filings, US$4.5m NIH funding, and clinical validation in 600+ patients
- 2022–2024: Biomarker-brain function mapping, U.S. patent secured, and national accelerator support
- 2025: Awarded US$10m by the Department of Defense to expand clinical trials and pursue FDA approval
So… is this really the first blood test to predict PPD?Yes. Thanks to a decade of innovation in molecular diagnostics, AI-powered analytics, and epigenetic discovery, myLuma offers a new lens into maternal mental health that was never before possible.👉 It’s a third-trimester blood test.
👉 It offers early, personalised insights.
👉 It empowers OBs, midwives, and health systems to intervene before it’s too late.
The solution: Prediction + care coordination
Prediction alone isn’t enough. That’s why Dionysus Health has partnered with Mammha, a leading perinatal mental health platform, to ensure every woman flagged as high risk is met with wraparound support: behavioral health, therapy, doula access, medication planning, and more.
This new model combines biological insight + human support: a proactive care plan tailored to each mother’s unique needs.
What Is a clinical study—and what’s live now?
A clinical study is a carefully designed research trial used to evaluate the safety, effectiveness, and real-world impact of a medical test or treatment. Right now, Dionysus Health is leading two major studies, funded by the U.S. Department of Defense, to validate the clinical utility of our test, myLuma™, the first prenatal blood test that predicts a woman’s risk of PPD.
Study #1: PREVAIL (UVA + Inova Health System) is a 1,000-participant study evaluating how the availability of biological risk information for PPD during pregnancy might influence healthcare decision-making and patient outcomes.
The study follows participants from their third trimester through postpart
um to assess impacts on referral patterns, treatment engagement, and depression symptoms. This information is being used solely for research purposes and is not intended for clinical decision-making outside of the study.Study #2: BRAVE: This observational study follows 1,000 pregnant women using both blood and saliva samples, testing the accuracy of the myLuma biomarkers without sharing results with participants or doctors.
It’s designed to validate the algorithm, strengthen the FDA approval pathway, and expand accessibility—especially for underserved populations or those in rural areas.
Together, these studies are paving the way for myLuma to become the first-ever biological test to predict a mental health condition before symptoms appear, a potential game-changer in maternal care.
Setting the standard in maternal mental health
PPD has long been an invisible crisis. With myLuma, we’re finally changing that. This isn’t just a test, it’s a paradigm shift.
Because when we see it coming, we can act sooner, intervene smarter, and help moms thrive, not just survive.
The path ahead
myLuma launches commercially in October 2025, with clinical pilots already underway in OB and IVF clinics in California, Florida, and Texas.
Together, we can rewrite the postpartum story for millions of women.
Because when mothers thrive, families flourish, and the entire healthcare system benefits.
About the authors
Dr. Jennifer L. Payne is the chief medical officer at Dionysus Health and a leading psychiatrist and researcher in reproductive mental health. She is the founder of the Women’s Mood Disorders Center at Johns Hopkins, vice chair of research at the University of Virginia, and director of the Reproductive Psychiatry Research Program at UVA.
Alisa Marie Beyer is a healthcare executive, birthing professional, and entrepreneur with over 20 years of experience bridging birth and business. As chief operating officer of Dionysus Health, she leads commercial strategy for myLuma, a pioneering prenatal test predicting postpartum depression risk. She also founded Let’s Talk Birthy, providing childbirth education for first-time moms.
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