Abstract
Objective: This study was designed to determine the frequency of uterine atony in cases of primary postpartum hemorrhage (PPH) and to point out risk factors for it and observe different ways of management for control of atonic primary (PPH). Design: Prospective cross sectional study. Place and Duration of Study: This prospective cross sectional study was conducted in Obstetrics & Gynecology Department unit-I, Bolan Medical Complex Hospital Quetta from 1st January to 31st December 2002 (one year). The study was conducted on 80 patients. Subjects and Methods: The study included all the pregnant women either booked or non-booked, who gave the inform consent. The sampling technique was convenience non probability. The patients were admitted through out-patient department and emergency, irrespective of age, place and mode of delivery, developing atonic primary PPH within twenty four hours and diagnosed as a case of uterine atony. All the cases of primary PPH other than due to uterine atony were excluded. Complete history, general physical examination, abdominal examination and pelvic examination was done.All the data was analyzed by SPSS version 10. Results: Total number of deliveries during study period was 1438. Total number of patients with PPH were 155 out of which, the cases with primary PPH were 139, contributing about 89.7%. The incidence of primary PPH was 9.6 %. Out of 139 patients, the leading cause of primary PPH was uterine atony, contributing to 57.6%. The incidence of atonic uterus was 5.6 %. The highest incidence of uterine atony (37.5%) was found in women aged 26-30 years, followed by (27.5%) women aged 21-25 years.The highest incidence of primary PPH due to uterine atony was found in para 5-8 (56.3%), 6.3 % were primigravidas, 8.7% in para 1-4 and 28.7% in patients having more than eight children. Simple management included inj. Syntometrine, Oxytocin, uterine massage controlled bleeding in 53.7% cases. Prostaglandins (PGF2-alpha & PGE2) were administered in 32 cases & successful in 22 (68.7%) cases. Uterine packing was done in 8 cases, out of it, in 5 patients bleeding controlled (62.5%). Ligation of uterine arteries was performed in 5 cases, it proved successful in 4(80%) & hysterectomy was done in 7.5% cases. Conclusions: Uterine atony is a major cause of primary PPH and major threat to the life of women in reproductive age. Uterine atony is more common in grand multipara, young women and in home delivery. Major risk factor for atony are previous history of primary PPH, grand multiparity, baby weight > 3.5kg & prolonged labour.
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