This type of gap is common enough that dentists consider it to be a normal developmental phenomenon in children. When their permanent, or adult, teeth come in, these gaps typically close. Loss of primary teethĬhildren can develop temporary diastemas when their primary teeth, or baby teeth, fall out. Thumb sucking, lip sucking, tongue thrusting, and similar habits can put pressure on the front teeth, pushing them forward. Over time, this repetitive pressure against the front teeth pushes them forward, causing a gap to form. When the swallowing reflex happens correctly, the tongue presses against the roof of the mouth.Ī person may instead push their tongue against their front teeth when they swallow. In people with gum disease, inflammation results in damage to the bone that supports the teeth.Įventually, the teeth may become loose, and gaps can appear. Tooth migration is a typical sign of advanced gum disease. If this tissue is especially large, it can cause a gap to form between these teeth. The labial frenum is the tissue that extends from the inside of the upper lip to the gum above the upper front teeth. If the upper lateral incisors are missing or relatively small, a gap can develop between the two front teeth. This often involves the upper lateral incisors - the teeth to either side of the two upper front teeth. If some teeth are missing or smaller than others, a diastema can develop. Jawbone and tooth sizes can be genetic, which is one reason that diastemas can run in families. If a person’s teeth are too small, relative to the size of their jawbone, gaps may develop between the teeth. Share on Pinterest Diastemas are common in adults and children.Ī diastema may result from the following: The size of the teeth in relation to the jawbone
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