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The HELLP syndrome, a prospective study
K A Abraham1, G Connolly, J Farrell
1Dept. of Nephrology & Transplantation, Beaumont Hospital, Dublin, Ireland.
Insights
Hemolysis, elevated liver enzymes, and low platelets (HELLP) syndrome is a rare pregnancy complication. Early intervention and monitoring laboratory data are crucial for favorable maternal and fetal outcomes.
Area of Science:
- Obstetrics and Gynecology
- Maternal-Fetal Medicine
- Critical Care in Pregnancy
Background:
- HELLP syndrome is a severe condition complicating pregnancy.
- It is characterized by hemolysis, elevated liver enzymes, and low platelet count.
- Understanding its incidence and outcomes is vital for clinical management.
Purpose of the Study:
- To determine the incidence and outcomes of HELLP syndrome in Irish pregnant patients.
- To analyze the duration and trends of associated abnormal laboratory results.
- To identify factors influencing the syndrome's course and resolution.
Main Methods:
- Prospective observational study of 12,068 pregnant women from January 1995 to March 1997.
- Monitoring of women with hypertension, proteinuria, thrombocytopenia, or anemia for hemolysis and elevated liver transaminases.
- Follow-up from recruitment until six weeks postpartum or syndrome resolution.
Main Results:
- HELLP syndrome occurred in 0.11% of pregnant women (13 out of 12,068).
- Hypertension was present in all cases; 84.6% had proteinuria.
- Delivery was the sole factor terminating the syndrome; 53.8% experienced acute renal dysfunction without requiring dialysis. Laboratory parameters normalized by postpartum day six. Fetal mortality was 7.1% (1/14), with no maternal deaths.
Conclusions:
- HELLP syndrome is a rare but serious obstetric complication.
- Close monitoring of laboratory data and timely intervention are essential.
- Effective management leads to favorable outcomes for both mother and fetus.
Objective:
We undertook this study to evaluate the incidence and outcome of HELLP in Irish patients. In addition, duration and trends of the abnormal laboratory results were studied.
Study Design:
This prospective observational study screened 12068 pregnant women between January 1995 and March 1997. Any pregnant woman with hypertension, proteinuria, thrombocytopenia or anemia was monitored for hemolysis and elevated liver transaminases, from the time of recruitment till six weeks postpartum or resolution.
Results:
Thirteen of 12068 pregnant women (0.11%) developed HELLP. All had hypertension and 84.6% had proteinuria. Delivery was the only factor found to terminate the syndrome. Acute renal dysfunction was noted in 53.8% but none required dialysis. Laboratory parameters stabilized by the sixth postpartum day. Fetal mortality was 1 out of 14. There were no maternal deaths.
Conclusions:
HELLP syndrome is a rare but potentially serious complication of pregnancy. Correlation with laboratory data and early intervention are vital in achieving a favorable outcome for both mother and fetus.
