Dose study of rosuvastatin calcium in the treatment of coronary heart disease and hyperlipidemia.

Objective: To study the clinical efficacy of different doses of rosuvastatin to treat elderly patients with senile coronary heart disease and hyperlipidemia.

Methods: By means of retrospective analysis, 150 elderly patients with coronary heart disease and hyperlipidemia who were treated in Zhangjiakou First Hospital from January 2020 to December 2020 were selected as the study subjects. They were divided into three groups (50 patients in each group) according to the different treatment methods.

Therapeutic evaluation of rosuvastatin on lipids and endothelial cell functionalities in coronary artery lesions coinciding with hyperlipidemia.

Objective: To analyze the changes of blood lipids and endothelial cell function in patients with coronary heart disease complicated with hyperlipidemia after treatment with rosuvastatin.

Methods: A total of 120 patients with coronary heart disease and hyperlipidemia diagnosed from December 2020 to December 2021 were retrospectively included. Depending on the differences of their treatment strategies, patients were divided into the study group (60 patients were treated with rosuvastatin using the conventional treatment) and the control group (60 patients were treated with the conventional treatment).

Successful laparoscopic resection of fallopian tube abscess caused by Escherichia coli in a 12-year-old adolescent virgin:a case report and review of the literature.

Background: Upstream infection with vaginal flora can develop into tubal endothelial damage and tubal edema, which can lead to tubal obstruction and fallopian tube abscess if left untreated. Fallopian tube abscess in adolescent virgins is very rare, it may lead to long-term or even lifelong complications once it occurred.

Case Presentation: A 12-year-old adolescent virgin with no history of sexual intercourse and previous physical fitness who presented with lower abdominal pain with nausea and vomiting for 22 h, body temperature up to 39.

Clinical analysis on the influencing factors related to preterm twin pregnancy.

Objective: The aim of this study was to explore the influencing factors of preterm twin pregnancy.

Methods: In total, 602 twin-pregnant women delivered from February 2016 to February 2020 were analyzed retrospectively. According to whether the pregnant women were preterm or not, they were divided into preterm group (n=363) and term group (n=239).

Safe abortion: A retrospective study of negative pressure suction in abortion under the monitoring of ultrasound.

Objective: To observe the effectiveness of ultrasound monitoring during negative pressure suction for abortion.

Methods: This retrospective study analyzed patients with abortion who underwent negative pressure suction, excluding 23 cases with incomplete information and missing interviews, leaving a total of 200 patients included in the study. They were divided into an ultrasound group (n = 100) and a non-ultrasound group (n = 100) based on whether ultrasound monitoring was used.