Background: The pandemic of the severe acute respiratory distress syndrome-associated Coronavirus-2 (SARS-CoV-2) has affected millions around the world. In pregnancy the dangers to the mother and fetus are still being explored. SARS-CoV2 can potentially compromise maternal and neonatal outcomes and this may be dependent on the pregnancy stage during which the infection occurs. Objective: The present study was done to find the histopathological alterations in the placenta of SARS-CoV-2 positive pregnancies with either no symptoms or mild coronavirus disease (COVID)-19 related symptoms and its association with neonatal outcomes. Study design: This was a prospective analytical study. Twenty seven asymptomatic or mildly symptomatic SARS-CoV-2 positive pregnant women with a singleton pregnancy delivered between 1 st July 2020 and 15 th September 2020, were included as cases. An equal number of SARS-CoV-2 negative singleton pregnancies matched for maternal and gestational age during the same period were included as controls. After delivery the histopathological examination of the placenta of these women was done and the findings recorded on a predesigned proforma based on the Amsterdam consensus criteria for evidence of maternal and fetal vascular malperfusion changes. Results: The baseline characteristics were comparable between the cases and controls. The following features of maternal vascular malperfusion (MVM) were significantly higher in the placentae of COVID-19 positive pregnancies: retroplacental hematomas (RPH), accelerated villous maturation (AVM), distal villous hyperplasia (DVH), atherosis, fibrinoid necrosis, mural hypertrophy of membrane arterioles (MHMA), vessel ectasia and persistence of intramural endovascular trophoblast (PIEVT). Fetal vascular malperfusion (FVM) significantly associated with the positive pregnancies were chorioangiosis, thrombosis of the fetal chorionic plate (TFCP), intramural fibrin deposition (IMFD) and vascular ectasia. Additionally, perivillous fibrin deposition was also significantly higher in the placentae of cases. The percentage of spontaneously delivered women was comparable in the two groups. The sex and weight of the newborn and the number of live births were comparable between the two groups. Conclusions: Asymptomatic or mildly symptomatic SARS-CoV-2 positive pregnant women, with otherwise uncomplicated pregnancies, show evidence of placental injury at a microscopic level. Similar findings have been demonstrated in other studies too. This placental injury apparently does not lead to poor pregnancy outcomes. The extent of this injury in symptomatic cases of COVID-19 pregnancies and its consequences on the outcomes need to be analysed.
Morbid adherent placenta (MAP) is an abnormality of placental implantation that is an important cause of maternal and fetal mortality. The maternal mortality may reach up to 7% and is associated with multiple maternal morbidities e.g. massive transfusions, infections, urologic injuries and fistula formation. The present study was a retrospective observational study done to evaluate the profile and outcome of pregnancies diagnosed with MAP over three years. Forty nine patients were diagnosed with MAP. The incidence was 1.21 per 1000 pregnancies. A majority of patients were multi gravidas and had a history of previous caesarean section(CS). Placenta previa was present in 61.2% patients. Forty seven patients had to undergo a hysterectomy and 75% of patients had to undergo the internal iliac artery ligation to achieve hemostasis. 31 patients (63.2%) required intensive care admission and monitoring. There was one death in our cohort. MAP is an important cause of maternal morbidity and mortality and its incidence has been on the rise due to increased CS deliveries. CS and placenta previa are important risk factors for MAP. Early recognition of at risk pregnancies and subsequent risk based counselling and management can help optimise the outcomes in MAP.
Stevens-Johnson syndrome (SJS) is a group of toxic necrolytic group of disorder of skin and mucous membrane with significant morbidity and mortality. It is a highly serious allergic reaction to medications affecting the skin and mucous membranes. Pregnant women with SJS or toxic epidermal necrolysis (TEN) are a unique subset, and both conditions can simultaneously affect the mother and fetus. It is a rare condition with a reported incidence of one case per million people per year. Till date, few cases of pregnancy with SJS/TEN have been reported. We are reporting a case of 20-year-old primigravida with 31+3 weeks of gestation presenting with extensive toxic epidermal necrosis. Attack of SJS developing in pregnancy can be fatal because immunity is compromised. This patient was managed in our institute with involvement of multidisciplinary team and had a successful pregnancy outcome. Perinatal outcome was also good in this case.
The effects of Severe Acute Respiratory Distress Syndrome-Associated Coronavirus-2 (SARS-CoV-2) on the placental tissue are still being explored. Whether these placental changes result in adverse foeto-maternal outcome is an aspect that needs to be understood. This is a report of 32-year-old pregnant woman who presented with Antepartum Haemorrhage (APH) and decreased foetal movements. She was also diagnosed to be positive for the SARS-CoV-2. The patient had abruptio placentae unrelated to pre-eclampsia. On histopathological examination, the umbilical cord showed funisitis with increased perivillous fibrin deposition on section from foetal and maternal surface of the placenta. Though the foetus was stillborn, with timely management the maternal outcome was not compromised.
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