How Orthodontists Deal with White Spot Lesions in Patients with Fixed Appliances?

White spot lesions (WSLs) are one of the most unpleasant complications of fixed orthodontic treatment. The aim of the present study was to assess the knowledge and practice levels of Iraqi orthodontists’ professionals regarding the prevention and management of WSLs. This cross-sectional study was conducted by publishing online questionnaire among orthodontic groups. The questionnaire included four sections about the prevalence, knowledge, and the practice about the prevention and treatment of WSL. Data were analyzed by descriptive tests, and one way ANOVA, followed by pairwise comparison. Ninety-seven orthodontists participated in the study. Most participants (62.89%) had intermediate knowledge, and 65.98% recorded intermediate practice scores. 37.11% of participants showed high knowledge level, and 32.99% showed high practice level. The present study showed good knowledge and experience about white spot lesions and how to prevent and manage their occurrence during fixed orthodontic treatment.