Sparse dentition
Introduction
Introduction It can be seen that the teeth are normal or too small. The local gap is mostly between the upper middle incisors or the maxillary lateral incisors. The teeth can be arranged neatly. Sometimes the teeth can appear in the near and far direction, the tongue and tongue are dislocated, and so on. Most scattered dentition gaps can appear in the upper jaw, lower jaw or upper and lower jaws. In general, the shape of the face is not affected.
Cause
Cause
The cause of sparse dentition
1. Genetic factors The sparse dentition has obvious genetic characteristics. This genetic feature exists objectively, but its detailed genetic mechanism is still not fully understood.
2. The failure of the replacement period of the tooth replacement period is a common cause of sparse dentition.
3. The teeth are too small. Because the width of the teeth is too small in the near and far, the teeth can be arranged sparsely.
Examine
an examination
Related inspection
Oral X-ray examination of oral endoscope
Dentist examination and diagnosis
1. The amount of bone is larger than the amount of teeth caused by the gap between the teeth.
2. According to the sparse characteristics are divided into:
A small amount of bone is normal;
Second, the amount of bone mass is normal;
Third, the amount of small bones is large;
Fourth, soft tissue factors.
Diagnosis
Differential diagnosis
Dentist sparsely confusing symptoms
1. The amount of bone is larger than the amount of teeth caused by the gap between the teeth.
2. According to the sparse characteristics are divided into:
A small amount of bone is normal;
Second, the amount of bone mass is normal;
Third, the amount of small bones is large;
Fourth, soft tissue factors.
