Fig. 1

Clinical data

Tooth: First maxillary left molar

The patient had pain during the bite

Tooth vitality negative

Large amalgam filling

Fig. 2

Xray

Fig. 3

Isolation 

Fig. 4

Remove of the amalgam filling and root canal treatment was performed.

A medication was placed in the canals and a provisional filling was executed.

Fig. 5

One month later, when the patient was without complaints, we performed tooth obturation

Fig. 6

The image shows the distal line of the micro-fracture, which does not reach the pulp chamber of the tooth

Fig. 7

The mesial line of the micro-fractures does not either reach the pulp chamber.

Fig. 8

The palatal line of the microfractures goes a little deeper compared to the mesial and distal line.

Fig. 9

Xray after obturation 

Fig. 10

Third visit – Tooth preparation

The microfracture lines are not found in the margin of the prepared tooth

Fig. 11

After cementation of the Crown

Fig. 12

Xray after cementation

Fig. 13

Follow up at one and half year

The patient is without complaints

Fig. 14

Xray after one and half year

There are no pathological changes 

Conclusions

Cracked tooth syndrome is a challenge for the practitioner.

In order to be successful, the treatment of cracked needs to be preceded by data analysis and proper treatment planning.

The use of the operative microscope is extremely helpful in managing these cases.

Bibliography

Sebeena Mathew, Boopathi Thangavel, Chalakuzhiyil Abraham Mathew, SivaKumar Kailasam, Karthick Kumaravadivel, Arjun Das, Diagnosis of cracked tooth syndrome, Journal of Pharmacy and Bioallied Sciences Vol 4 August 2012

William Khaler, Mscdent, Dclindent, Fracds The cracked tooth conundrum: Terminology, classification, diagnosis, and management, American Journal of Dentistry, Vol. 21, No. 5, October, 2008 

John S. Mamoun, Donato Napoletano. Cracked tooth diagnosis and treatment: An alternative paradigm, European Journal of Dentistry, Vol 9/I ssue 2/Apr- Ju n 2015

Christopher D. Lynch, BDS, MFDRCSI, Robert J. McConnell, BDS, PhD, FFDRCSI The cracked tooth Syndrome, Can Dent Assoc 2002; 68(8):470-5