Pulp stones / denticles

Pulp stones or denticles are discrete masses that have a calcium phosphate ratio comparable to that of dentin. It may be singular or multiple.

Histology

They consist of concentric layers of mineralized tissue formed by accretion around blood thrombi, dead cells, or collagen.

Classification of pulp stones

There are several ways of classification of pulp stone.

1.

a) True pulp stones.

b) False pulp stones.

2.

a) Free pulp stones.

b) Attached pulp stones.

Clinical significance

• Asymptomatic.
• Large enough to be detected radiographically.
• Problematic during endodontic therapy.

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Lecture notes by Dr.Bala