CASE STUDY · TEETH WHITENING AND PORCELAIN CROWNS
A root-canal-treated front tooth had darkened over time. With her daughter’s wedding approaching, this patient wanted to smile comfortably in photos.

Drag to compare. Photos of a real Hayat Dental patient, published with her written consent. Not retouched. Individual results vary.
01
Her upper left front tooth had previously had root canal treatment and had turned a dark grey-brown colour over time. It stood out clearly every time she smiled.
With her daughter’s wedding coming up, she wanted to feel comfortable smiling in photos and in front of family and friends. Treatment needed to be finished in time.
02
When a tooth has had a root canal, it no longer has a living nerve or blood supply. Over time, changes inside the tooth can cause it to darken from within.
The two upper front teeth also sat at uneven lengths, which drew more attention to the darker tooth.
03
We planned teeth whitening followed by porcelain crowns on the two upper front teeth. Crowning both together meant they could be made to match exactly in colour, shape and length.
A crown’s colour can’t be changed once it is made, so whitening came first and the crowns were matched to her whitened natural teeth.
04
1
Consultation and planning
We examined her teeth, discussed her goals and planned treatment around the wedding date.
2
Teeth whitening
Her natural teeth were whitened to lift the overall shade of her smile.
3
Preparing the front teeth
The two upper front teeth were prepared for crowns, and their length adjusted to sit level.
4
Fitting the crowns
The porcelain crowns were checked for colour, shape, fit and bite, then bonded in place.
Four appointments over about one month
05
The dark tooth is now covered. Her two upper front teeth match in colour and sit level with each other. The neighbouring teeth were not part of this treatment, so some natural variation remains on either side.
Treatment was completed in time for her daughter’s wedding.
06
Regular check-ups and cleans to keep the crowns and surrounding teeth healthy
Touch-up whitening over time, as natural teeth can darken while crowns keep their colour
Avoiding biting hard objects like ice or pens, which can chip crowns
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Fees depend on how many teeth are treated, the materials used and any work needed first. After your consultation you get a written treatment plan with costs, before anything starts, and nothing goes ahead until you are comfortable with the plan. Payment plans are available for cosmetic treatment.
08
A front tooth that has turned grey, brown or dark
A tooth that has had a root canal
Front teeth of uneven length
An event coming up with a fixed date
If a few of these sound familiar, a consultation is the best next step. We explain your options, including the smallest treatment that will do the job.
This summary is based on the treating dentist’s account of the case. Every mouth is different, so your options, timing and costs depend on your own assessment.
COMMON QUESTIONS
Without a living nerve and blood supply, changes inside the tooth can darken it from within over months or years. Whitening the outside doesn’t always reach this kind of staining.
Making both front crowns together means they match exactly in colour, shape and length. A single crown next to a natural front tooth is harder to match, and here the lengths also needed levelling.
Often, yes. This case took about a month. Tell us your date at the consultation and we plan around it, including time for whitening before the crowns are made.
TREATMENTS IN THIS CASE
A GOOD PLACE TO START
Book a consultation. We’ll assess your teeth, explain the options and give you a written plan with costs.

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