Physical exhaustion leads to irritability, impair-ment of concentration and lower immunity. Therefore, the teeth are prone to cavities. The development of caries is enhanced by the use of sugary drinks to compensate the calorie deficiency and the inability to cleanse the teeth properly because of the restricted oral opening and the sensitive oral mucous membrane. When people are dealing with these two problems, dental treatment often requires a general anaesthetic. The teeth are often incomplete.
Dental elements are absent here.
This may cause pain especially when pressure is exerted on the remaining parts of the nail still present or on the matrix.