Children’s deciduous teeth generally begin to erupt at 6-7 months, and can be as early as 4 months or as late as 10 months; still no teeth at 12 months, this can be considered abnormal.
And don’t easily believe the words of colleagues upstairs. Rickets is only accompanied by delayed teething when it is extremely severe.
See if your child has symptoms of rickets. Let me introduce rickets to you: Calcium deficiency in children is medically called "vitamin D deficiency rickets". Its main manifestations are: in the early stage, there may be non-specific symptoms such as irritability, irritability, and excessive sweating, as well as occipital alopecia (a white line on the back of the head, where no hair grows) due to excessive sweating and friction on the head. Children over 3-4 months old have skull softening, square skulls, large fontanelles, delayed teething, rib beads, chicken breasts, wrist bracelets, ankle bracelets, hunchback, scoliosis, O-shaped legs, and X-shaped legs. Legs, etc., and have low resistance, prone to pneumonia, enteritis, etc.
If you don’t have the above symptoms, then you can wait and see if the teeth come out when you are one year old. If the teeth still don’t come out, then you have to go to the hospital.