Is there a relationship between increased tooth number and increased tooth size? A case report

Area of Science:

• Dental genetics
• Developmental biology
• Clinical dentistry

Background:

• A unifying theory proposes a shared etiology for anomalies in tooth size and number.
• This theory suggests these dental anomalies may be predictable.
• Understanding these links is crucial for diagnosing and managing complex dental conditions.

Observation:

• Two clinical cases demonstrated a specific association between macrodontia and hyperdontia.
• These cases illustrated a localized impact on the dentition.
• The findings underscore the practical relevance of the unifying theory.

Findings:

• Macrodontia (abnormally large teeth) was observed in conjunction with hyperdontia (presence of supernumerary teeth).
• The association appeared localized, affecting specific areas of the dentition.
• This clinical observation supports the predictive aspect of the unifying theory.

Implications:

• Clinicians should consider the possibility of supernumerary teeth in patients with macrodontia.
• The findings suggest that recognizing macrodontia could aid in predicting hyperdontia.
• This highlights the potential for a common etiological basis for these dental anomalies.