Dr. Sohail Bashir, Dr. Ali Imran, Dr. Mahin Afza Khan
Objective: The aim of the study was to know the Prevalence and role of mouth parasites in patients attending the Out Patient Department of Oral and Maxillofacial Surgery Department. Study Design: A Retrospective Study. Place and Duration: In the Oral and Maxillofacial Surgery Department of Nishtar Institute of Dentistry Multan in Collaboration with E.N.T Department of Nishtar Hospital, Multan for one year duration from May 2019 to April 2020. Methods: A total of 150 Patients (90 males and 60 females) were screened by taking mouth swabs in a sterile tube containing normal saline solution and observing under x 100 with oil immersion. Results: The overall infection of both Entamoeba gingivalis and Trichomonas Tenax was 60% with males showing higher prevalence (61.1%) than females (58.3%). Out of 90 positive patients 57% were harboring Entamoeba gingivalis and 3.3% Trichomonas Tenax. A positive association was found between prevalence of mouth parasites and poverty, 71% of these patients were from poor class. Conclusion: The infection rate was common in cigarette smokers than snuff (niswar) dippers. Not a single snuff dipper was found positive for Entamoeba gingivalis or Trichomonas Tenax. Key Words: Parasitic infections, Trichomonas, Entamoeba.