Published June 4, 2026 | Version v1
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Hyperemesis Gravidarum: Biological Mechanisms, Maternal and Fetal Complications, Clinical Interventions, and Gender Abstract Disparities in Reproductive Healthcare

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Hyperemesis Gravidarum (HG) is a severe pregnancy-related disorder characterized by persistent nausea, vomiting, dehydration, and significant weight loss. This paper evaluates the biological mechanisms, maternal and fetal complications, clinical treatment studies, and gender disparities associated with HG. Current research demonstrates that hormonal and genetic factors play a significant role in the development of HG, particularly elevated human chorionic gonadotropin (hCG), estrogen sensitivity, and Growth Differentiation Factor 15 (GDF15). Furthermore, HG has been associated with a range of adverse pregnancy outcomes, including miscarriage, low birth weight, small-for-gestational-age infants, and preterm birth — with infants born to mothers with HG weighing approximately 172 grams less on average than those born to unaffected mothers. This paper argues that HG should be understood as a multifactorial disorder shaped by hormonal, genetic, clinical, and social factors. Future research should prioritize standardized diagnostic criteria, larger randomized clinical trials, and improved recognition of women's reproductive health concerns in order to advance treatment effectiveness and reduce healthcare disparities for patients affected by HG.

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2026-06-04

References

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