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The changing landscape of SARS-CoV-2: Implications for the maternal-infant dyad
T G Elgin1, E M Fricke2, M E Hernandez Reyes1
1Stead Family Children's Hospital Department of Pediatrics, Neonatology Division, University of Iowa, Iowa City, IA, USA.
Insights
The COVID-19 pandemic challenges medical care, especially for pregnant individuals and infants. Further research and international registries are needed for better mitigation strategies and treatments.
Area of Science:
- Infectious Diseases
- Obstetrics
- Neonatal Medicine
Background:
- The COVID-19 pandemic presents unprecedented challenges to the medical community.
- Rapid dissemination, high contagiousness, and asymptomatic transmission of SARS-CoV-2 pose risks to all patient populations, including pregnant individuals and neonates.
- Current understanding of SARS-CoV-2 pathophysiology, transmission, and mitigation is evolving, with no definitive cure or vaccine available.
Purpose of the Study:
- To review the challenges posed by COVID-19 in neonatal and obstetric patients.
- To discuss the current understanding of SARS-CoV-2 infection in pregnant individuals and infants.
- To highlight the need for further research and data collection for improved management.
Main Methods:
- Review of current scientific literature on COVID-19 in pregnant patients and neonates.
- Analysis of case reports and epidemiological data.
- Discussion of potential risk factors and clinical presentations.
Main Results:
- Pregnant patients infected with SARS-CoV-2 may present similarly to non-pregnant adults, but evidence of vertical transmission remains controversial.
- Neonatal COVID-19 cases show inconsistent and non-specific symptoms, often overlapping with prematurity or bacterial infections.
- Altered hormonal status and Th-2 immune cell predominance might increase susceptibility to SARS-CoV-2 in pregnant individuals.
Conclusions:
- COVID-19 poses unique challenges for neonatal and obstetric care due to rapid spread and potential asymptomatic transmission.
- Establishing international registries for COVID-19 positive mothers and infants is crucial for risk profiling.
- Such registries can facilitate the development of improved mitigation strategies, treatments, and vaccinations for this vulnerable population.
Abstract:
The COVID-19 pandemic represents the greatest challenge to date faced by the medical community in the 21st century. The rate of rapid dissemination, magnitude of viral contagiousness, person to person transmission at an asymptomatic phase of illness pose a unique and dangerous challenge for all patients, including neonatal and obstetric patients. Although scientific understanding of the pathophysiology of the disease, nature of transmission, and efficacy of mitigation strategies is growing, neither a cure or vaccine have been developed. While COVID-19 is primarily a disease of older patients, infection is now seen across all age demographics with reports of illness in pregnant patients and infants. Altered hormone status and predominance of Th-2 immune helper cells may result in increased predisposition to SARS-CoV-2. Case reports of pregnant patients demonstrate a clinical presentation comparable to non-pregnant adults, but evidence of vertical transmission to the fetus is controversial. Neonatal reports demonstrate an inconsistent and non-specific phenotype, and it is often difficult to separate COVID-19 from the underlying conditions of prematurity or bacterial infection. The development of international registries to enable risk profiling of COVID-19 positive pregnant mothers and/or their offspring may facilitate the development of enhanced mitigation strategies, medical treatments and effective vaccinations.
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