Most patients with primary coccidioidomycosis are asymptomatic, but nonspecific respiratory symptoms resembling those of influenza, acute bronchitis, or, less often, acute pneumonia or pleural effusion sometimes occur.
By using retainers to hold the teeth in their new position for a length of time, the surrounding periodontal fibres are allowed to adapt to changes in the bone which can help minimize any changes to the final tooth position after the completion of orthodontic treatment.
Retainers for teeth are mostly used as the last phase of orthodontics treatment. After the braces have been removed, teeth can shift back to their original position. So, retainers worn overnight (if not longer) can help maintain the position of straightened teeth. Chew Away Bacteria.