Da-Wei Sun

PURPOSE: Our study aims to investigate the distribution of pain symptoms and the association between pain symptoms and clinical parameters in patients with adenomyosis. PATIENTS AND METHODS: The clinical and pathological data of 291 patien…

To the Editor: Endometriosis refers to the endometrial tissue (interstitial substance and gland) with growth function occurring in the uterine lining of uterine cavity and the places outside myometrium. It often leads to pain, infertility, …

To the Editor: Uterine adenomyosis (AM) is caused by the ectopic growth of endometrial glands and stroma in the myometrium of the uterus, accompanied by hyperplasia and hypertrophy of the surrounding smooth muscle cells, leading to a diffus…

BACKGROUND: When considering the issue of recurrence, perimenopausal women may have more dilemma during management comparing with young women, for example, whether to retain the uterus and ovary during surgery, whether it is necessary to ad…

BACKGROUND: To explore the risk factors of endometriosis-associated ovarian cancer (EAOC) in women with ovarian endometriosis (OEM) aged 45 years and above in China. METHODS: This study reviewed the medical records of 1038 women in total wh…

OBJECTIVE: To investigate strategies of diagnosis and treatment of ureter endometriosis. METHODS: From 1983 to 2010, the cases registered in Peking Union Medical College Hospital and confirmed as ureter endometriosis by surgery were enrolle…

OBJECTIVE: To investigate the characteristics and trends of surgical management on endometriosis in Peking Union Medical College Hospital From 1983 to 2009. METHODS: The medical documents of patients with endometriosis diagnosed by surgical…

OBJECTIVE: To establish the diagnostic model for endometriosis by screening the plasma biomarkers of endometriosis using surface enhanced laser desorption/ionization time of flight mass spectrometry (SELDI-TOF-MS)coupled with bioinformatics…

OBJECTIVE: To set up the proteomic protein profiling of adenomyotic tissue and normal uterine muscle and identify the abnormally expressed proteins in adenomyotic tissue. METHODS: Samples of adenomyotic tissue (adenomyosis group) and age-ma…

OBJECTIVE: To investigate the diagnosis and treatment of perineal endometriosis. METHODS: The clinical date of 30 patients with perineal endometriosis, aged 32.3 (23 approximately 44), who were admitted 1983 - 2006, operated on, and follow…

OBJECTIVE: To investigate the apoptosis-related mechanisms of levenorgestrel-releasing intrauterine system (LNG-IUS), oral medroxyprogesterone (MPA), and injective gonadotrophic hormone releasing hormone agonist (GnRHa) on eutopic endometri…

OBJECTIVE: To investigate the effects of progesterone and progestin on the expressions of regulated on activation, normal T cell expressed and secreted (RANTES) in eutopic endometrium from patients with endometriosis. METHODS: We collected …

OBJECTIVE: To establish the chick embryo chorioallantioc membrane (CAM) as a model for in vivo research on endometriosis. The model was used to investigate the mechanism of anti-vascular endothelial growth factor (VEGF) antibody for treatme…

OBJECTIVE: To observe the effects of levonorgestrel-releasing intrauterine system (LNG-IUS) in treatment of pain associated with endometriosis (EM) and adenomyosis (AM), and in prevention of disease recurrence. METHODS: Thirty-three cases o…

OBJECTIVE: To study the techniques to repair the fascia layer of abdominal wall after the resection of abdominal wall endometriosis (AWE). METHODS: Fifty-five AWE patients aged 28 approximately 38 underwent resection of the lesion. After th…

OBJECTIVE: To determine the correlative factors with recurrence of endometriosis after conservative surgery. METHODS: A cohort study was performed on 285 patients who had a minimum of 36 months of follow-up after conservative surgery for en…

OBJECTIVE: To study the localization and expression of the vascular endothelial growth factor receptors (VEGFR) Fms-like tyrosine kinase (Flt-1) and kinase insert domain-containing receptor (KDR) in human ectopic and eutopic endometrium of …

OBJECTIVE: To analyze the clinical characteristics, and treatment, recurrence-related factors of abdominal wall endometriomas (AWE). METHODS: Fifty-seven cases of AWE treated at Peking Union Medical College Hospital from 1983 to 2002 were r…

OBJECTIVE: To investigate the ureteral injury in gynecological laparoscopies and discuss its diagnosis, treatment and prevention. METHODS: Ureteral injury in gynecological laparoscopies during the past 13 years was reviewed retrospectively.…

OBJECTIVE: To study the diagnosis and therapy of the rectovaginal endometriosis. METHODS: Descriptive retrospective study, between 1992 and 2002, 10 women with rectovaginal endometriosis were treated at the Peking Union Medical College Hosp…

OBJECTIVE: To examine the operative approaches, major indications, and medical economic parameters of the hysterectomy. METHODS: Data on hysterectomy performed due to benign gynecological disorders in Peking Union Medical College Hospital (…