Example of a Mohs procedure
This infiltrative basal cell carcinoma required 5 Mohs stages.

Clinically visible basal cell carcinoma plus margin is outlined, a grid is created as part of the ma

Tissue sample is excised and cut into two specimens which are colour coded.

After microscopic examination of histological slides any areas of residual tumor are recognised and

In the second Mohs stage the area to be excised is marked on the patient.

The marked areas are excised.

The two tissue samples are colour coded.

After microscopic examination of histological slides any areas of residual tumor are recognised and

In the third Mohs stage the area to be excised is marked on the patient.

The marked areas are excised.

The two tissue samples are colour coded.

After microscopic examination of histological slides any areas of residual tumor are recognised and

In the fourth Mohs stage the area to be excised is marked on the patient.

The marked areas are excised

The two tissue samples are colour coded.

After microscopic examination of histological slides any areas of residual tumor are recognised and

In the fifth Mohs stage the area to be excised is marked on the patient.

The marked area is excised.

The area is free of tumor cells.

The wound is reconstructed, in this case by a cheek advancement flap.

Two months after the Mohs procedure.