PMC9712005_01
Tooth discoloration caused by occupational exposure to copper in a 15-year-old male patient.
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A 15-year-old male patient presented with moderate to severe green stains on the upper and lower anterior teeth (Figure 1).
Teeth after prophylaxis with pumice powder using a low-speed handpiece at the end of the first appointment.
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Another photograph was taken immediately after the prophylaxis procedure (Figure 2).
Teeth after air polishing treatment using air flow handy device with sodium bicarbonate.
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An image was taken after the treatment for further evaluation (Figure 3).
Teeth after bleaching with hydrogen peroxide whitening gel at the end of the final appointment.
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This procedure was repeated for a second time in the same appointment (Figure 4).
Teeth after the treatment at the follow-up session 6 months after the initial treatment.
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The patient was asked to come 6 months after the treatment for a follow-up evaluation.  Figure 5 shows the treatment result in the follow-up session after 6 months.