title: Prevalence of high-grade cervical intraepithelial neoplasia (CIN) in the patients with atypical squamous cells of undetermined significance (ASC-US) pap smears: hospital based, dynamic population area.
abstract: OBJECTIVE
  To determine the prevalence of cervical intraepithelial neoplasia (CIN) 2-3 (high-grade CIN) among women with Atypical Squamous Cells of Undetermined Significance (ASC-US) Pap smear.
  
  
  METHODS
  A retrospective medical record review of220 women with ASC-US cervical Pap smear, including age, menstruation status, parity, placed of residence, occupation, main complaint, and definite histopathological result between July 2007 and January 2010 was done.
  
  
  RESULTS
  The prevalence of high-grade CIN2 and CIN 3 in Thammasat University Hospital were 8.6% and 3.2% respectively No cancer was found in the present study. There was no statistically significant difference in the prevalence of high-grade CIN between the patients who were 50 years old or more and those who were younger.
  
  
  CONCLUSIONS
  Prevalence of high-grade CIN in women with ASC-US was 11.8%. Immediate colposcopy is recommended in women with ASC-US
authors.affiliation: Gynecologic Oncology Unit, Department of Obstetrics and Gynecology, Faculty of Medicine, Thammasat University, Pathumthani, Thailand. ta_anusorn@hotmail.com
authors.forename: Anusorn
authors.initials: A
authors.lastname: Panyanupap
authors.forename: Yuthadej
authors.initials: Y
authors.lastname: Thaweekul
authors.forename: Yenrudee
authors.initials: Y
authors.lastname: Poomtavorn
authors.forename: Karicha
authors.initials: K
authors.lastname: Mairaing
authors.forename: Komsun
authors.initials: K
authors.lastname: Suwannarurk
authors.forename: Junya
authors.initials: J
authors.lastname: Pattaraarchachai
authors.forename: Kronkarn
authors.initials: K
authors.lastname: Bhamarapravatana
mesh_terms: D000328:Adult; D017677:Age Distribution; D000367:Age Factors; D000368:Aged; D003127:Colposcopy; D005260:Female; D006784:Hospitals, Teaching; D006801:Humans; D008875:Middle Aged; D018307:Neoplasms, Squamous Cell / Q000473:pathology*; D065006:Papanicolaou Test; D027383:Papillomaviridae / Q000235:genetics; D011159:Population Surveillance; D011247:Pregnancy; D015995:Prevalence; D012189:Retrospective Studies; D012307:Risk Factors; D012959:Socioeconomic Factors; D013785:Thailand / Q000453:epidemiology; D002583:Uterine Cervical Neoplasms / Q000453:epidemiology / Q000473:pathology*; D014626:Vaginal Smears; D055815:Young Adult; D002578:Uterine Cervical Dysplasia / Q000145:classification / Q000453:epidemiology / Q000473:pathology*