Mild diastema.

Walter Collins had a diastema, also known as a diastema.

Walter Collins had a diastema, also known as a diastema. That child was never in my classroom. I can certainly attest to that.

Your son´s upper front teeth were separated by a smaII tissue, a diastema.

Your son's upper front teeth were separated by a small tissue, a diastema.

Your son's upper front teeth were separated by a small tissue, a diastema.