ZH.S. ZAVGORODNEVA¹, L.D. EGAMBERDIYEVA¹, N.I. TUKHVATSHINA^{2 1}Kazan State Medical University, 49 Butlerov St., Kazan, Russian Federation, 420012 ²Republican Clinical Hospital of the Ministry of Health of the Republic of Tatarstan, 138 Orenburgskiy trakt, Kazan, Russian Federation, 420063 Zavgorodneva Zh.S. — resident doctor of the Department of Obstetrics and Gynecology № 1, tel. +7-927-410-44-41, e-mail: ujastick@mail.ru Egamberdiyeva L.D. — Cand. Med. Sc., Associate Professor of the Department of Obstetrics and Gynecology № 1, tel. +7-904-765-22-62, e-mail: lutsia1@yandex.ru Tukhvatshina N.I. — gynecologist, Head of Gynecological Department, tel. +7-903-313-71-78 The article presents two cases of observation of patients with large postpartum retroperitoneal hematomas. Although having different mechanisms of these hematomas formation, both of them had similar clinical presentations and prolonged subacute course. Conservative treatment was chosen in both cases, which was effective in one case and required surgery in another case. Key words: retroperitoneal hematomas, postpartum complications, hematoma of pelvis minor

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