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Updated: Jul 4, 2026

Subcutaneous Infection of Methicillin Resistant Staphylococcus Aureus (MRSA)
Published on: February 9, 2011
Serious postpartum infection due to MRSA in an asymptomatic carrier: case report and review
Paul G Stumpf1, Marisol Flores, Jeremias Murillo
1Department of Obstetrics and Gynecology, Newark Beth Israel Medical Center, Newark, New Jersey, USA.
Abstract:
Infection with methicillin-resistant Staphylococcus aureus (MRSA) has become a worldwide problem and is no longer acquired only in a hospital setting. Community-associated MRSA is an emerging pathogen of increasing interest to both obstetricians and neonatologists, reported in all three trimesters of pregnancy and postpartum, and in neonatal intensive care units, leading to severe outcomes, including neonatal death. This case report describes a serious and potentially life-threatening infection (including wound abscess, septicemia, septic thrombophlebitis, and septic pulmonary emboli) that developed in an otherwise healthy postpartum woman who had screened positive for MRSA in nares, vagina, and rectum at the time of her prior admission in labor as part of a research study. We conclude that asymptomatic nasal, vaginal, and rectal colonization with MRSA occurs in pregnancy and may be a risk factor for serious systemic infection after delivery.
Insights
Asymptomatic colonization with methicillin-resistant Staphylococcus aureus (MRSA) during pregnancy, detected in the nose, vagina, and rectum, can lead to severe postpartum infections. This highlights a potential risk factor for serious systemic infections following delivery.
Area of Science:
- Infectious Diseases
- Obstetrics & Gynecology
- Neonatology
Background:
- Methicillin-resistant Staphylococcus aureus (MRSA) is a growing global health concern, extending beyond hospital settings into the community.
- Community-associated MRSA (CA-MRSA) infections during pregnancy and postpartum are increasingly recognized, posing risks to both mothers and newborns, including potential neonatal mortality.
Observation:
- A case report details a severe, life-threatening infection in a healthy postpartum woman, including wound abscess, septicemia, septic thrombophlebitis, and septic pulmonary emboli.
- The patient had screened positive for MRSA colonization in her nares, vagina, and rectum during a prior labor admission for a research study.
Findings:
- Asymptomatic colonization of MRSA in the nasal, vaginal, and rectal sites is possible during pregnancy.
- This colonization may serve as a significant risk factor for developing severe systemic infections after childbirth.
Implications:
- Healthcare providers, particularly obstetricians and neonatologists, should be aware of MRSA colonization as a potential risk factor in pregnant and postpartum patients.
- Screening protocols and early detection of MRSA colonization may be crucial for preventing severe maternal and neonatal outcomes.
- Further research is warranted to understand the prevalence and management strategies for MRSA colonization during pregnancy.
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