What type of tooth is most likely to have abnormal pulp development?

The type of tooth that is most likely to have abnormal pulp development is the maxillary first molars, commonly referred to as the 09s. This is primarily due to the complex nature of their anatomy and the role they play in the oral cavity. The 09s are prone to developmental anomalies due to their delayed maturation and the environmental factors affecting them during critical periods of development.

Abnormalities can occur in the pulp as a result of factors such as trauma, infection, or other dental diseases that influence the growth and health of the tooth and its supporting structures. The anatomy of the 09s, which includes multiple root canals and variations in size and shape, makes them more susceptible to complications with pulp development compared to other types of teeth, such as incisors or premolars.

The other tooth types typically have less complex pulp systems, thereby reducing the opportunity for significant deviations from normal pulp development. Additionally, incisors and premolars often have one or two roots, which simplifies their pulp anatomy and development compared to the more complex molars. As a result, the maxillary first molars are the teeth most likely associated with abnormal pulp development.