Nasmyths membrane Dentigerous cyst CHAOQUN PAN DEN 1114

Nasmyth’s membrane & Dentigerous cyst CHAOQUN PAN DEN 1114

Nasmyth’s Membrane It’s also called “Primary enamel cuticle. ” The membrane covers newly erupted tooth. Is probably soon removed by mastication and cleaning. It is the final stage of ameloblastic activity. * Ameloblast- a cell from which tooth enamel develops

Effect of Nasmyth’s Membrane It is light green or brown color stain. The stain is cause by food stains in the residue of epithelium during tooth eruption. Dental Hygiene role Polish the tooth surface to remove the stain.

Dentigerous cyst is one that results because of the enlargement of the follicular space of the whole or part of the crown that is impacted or unerupted tooth and is attached to the neck of the tooth.

Effect of Dentigerous cyst Often impact on the third molar due it the limited space of oral cavity. Also, it can impact on maxillary canine because it is erupted after the maxillary lateral incisor and the premolar. The space is pre-determine so it may cause the canine to be impact.

Treatment of Dentigerous cyst & Dental hygiene role Inform the patient by showing them the x-ray. Tell them to see to dentist for impacted third molar. See orthodontist for impacted maxillary canine treatment.

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