Background & Objectives: A Cross-sectional study aimed to assess the prevalence of dental caries and oral hygiene status in Thalassemia Major children age ranging in 3-20-year-old undergoing blood transfusion from the Thalassemia Society of Pakistan. Oral hygiene status and dmft scores were compared.

Methods & Materials: A total of 117 children from the Thalassemia Society of Pakistan were checked. Three stations were setup for dental check-up and examiners were calibrated. Examination was performed on children sitting comfortability in chairs using sterilised dental mirrors and probes under natural sunlight on modifies version of World Health Organization (WHO) assessment form. Decayed, missing, and filled teeth using DMFT and dmft indices and Oral Hygiene status was recorded as good, fair, and poor.

Results: It was found in our study, 73 males (62.4%) and 44 females (37.6 %). mean dmft score for male was 2.25+ 2.87. Female score was 2.64+ 3.26. Overall mean DMFT score 2.39+ 3.02.A strong association was observed between age and DMFT (p=0.001) between Out of the total sample size, two third majority had fair oral hygiene, while the remainder fell into good and poor hygiene category, respectively.

Conclusion: Majority of sample population had fair oral hygiene and young age group were more prone to dental caries.

Keywords: Thalassemia Major, Dental Caries, Oral Health