scholarly journals Bilateral ectopic third molar in the maxillary sinuses associated with dentigerous cyst: a case report

Author(s):  
Antoine Berberi ◽  
Georges Aoun ◽  
Bouchra Hjeij ◽  
Maissa AboulHosn ◽  
Hiba Alassaad ◽  
...  

A dentigerous cyst is an epithelial-lined odontogenic cyst formed by an accumulation of fluid between the reduced enamel epithelium and the crown of an unerupted tooth. About 70% of dentigerous cysts occur in the mandible and 30% in the maxilla and the most involved teeth are maxillary canines and maxillary third molar. Dentigerous cysts often displace the related tooth into an ectopic position. In the maxilla when the cyst expands into the sinus, usually causes total or partial occupation of the sinus cavity and can extend to the nose. We report a rare case of a 24-year-old female with bilateral maxillary third molars inside the maxillary sinuses attached to a dentigerous cyst and treated with a minimally invasive endoscopic surgery through the middle meatal meatotomy.

Author(s):  
Prashant Nanwani

Introduction Dentigerous cysts are caused by a developmental abnormality derived from the reduced enamel epithelium of the tooth-forming organ. Dentigerous cyst rarely involve impacted supernumerary tooth in anterior maxilla while commonly involve third molar tooth.   Case Report A case of dentigerous cyst in association with supernumerary tooth in a 15-year-old male patient is reported causing right nasal cavity obstruction. The present case report describes the management of a dentigerous cyst by surgical enucleation.


2019 ◽  
pp. 1-2
Author(s):  
K. S Manjunath

The Dentigerous cysts are odontogenic cysts which originates from reduced enamel epithelium in an unerupted tooth or it encloses the crown of an unerupted or impacted tooth at cementoenamel junction, it is estimated to about 20% of all epithelium lined cysts and 2nd most common odontogenic cyst after radicular cyst. Here is a case report of dentigerous cyst of right maxilla which has been discussed below.


2013 ◽  
Vol 3 ◽  
pp. 7 ◽  
Author(s):  
Yadavalli Guruprasad ◽  
Dinesh Singh Chauhan ◽  
Umashankar Kura

A dentigerous cyst or follicular cyst is a form of odontogenic cyst. It is believed that it forms during the development of the tooth and is associated with pressure exerted by the crown of an unerupted (or partially erupted) tooth on the fluid within the follicular space. Typically, dentigerous cysts are painless and discovered during routine radiographic examination. However, they may be large and result in a palpable mass. Additionally, as they grow they displace adjacent teeth. They almost exclusively occur in permanent dentition. The cyst is lined by stratified squamous non-keratinizing epithelium. About 70% of dentigerous cysts occur in the mandible and 30% in the maxilla. Dentigerous cysts associated with ectopic teeth within the maxillary sinus are very rare. We report radiologic and pathologic features in a rare case of infected dentigerous cyst of maxillary sinus arising from an ectopic third molar in a 21-year-old female patient.


2021 ◽  
Vol 2 (1) ◽  
pp. 01-04
Author(s):  
Nanda Gofur

Introduction: Dentigerous cyst is a pathological epithelial cavity that surrounds an unerupted tooth crown. Dentigerous cysts are usually associated with impacted teeth, mandibular third molars, first and second premolars and canines. Dentigerous cysts can occur at any age, but most cases of these cysts occur at the age of approximately 20 years. Men are affected more often than women. Purpose.To find out how the mechanism of dentigerous cysts. The cyst cavity is lined with epithelial cells derived from the epithelial enamel that is reduced from the tooth-forming organs. According to its pathogenesis, the pressure exerted by an erupted tooth on the follicle can block venous flow leading to accumulation of exudate between the reduced enamel epithelium and the crown of the tooth. These cysts are mostly due to fluid accumulation either between the reduced enamel epithelium and the enamel or between the layers of the enamel organ. This fluid accumulation occurs as a result of the pressure exerted by the erupting tooth on the affected follicle, which blocks venous flow, thus inducing rapid transudation of serum in the capillary walls. Discussion: The expansion of the dentigerous cyst causes the release of bone resorbing factor and an increase in the osmolarity of the cyst fluid as a result of the discharge of inflammatory cells, the discharge of residual epithelial enamel and tooth enamel, and desquamation of epithelial cells into the lumen of the cyst. In theory, the fluid will cause cystic proliferation. because the hyperosmolar content produced by cellular breakdown and cell products causes an osmotic gradient to pump fluid into the lumen of the cyst or it can also be said that an increase in the osmolarity of cyst fluid is the result of a shortcut to inflammatory cells and desquamation of epithelial cells into the lumen of the cyst resulting in a dentigerous cyst. Conclusion: The dentigerous cysts that surround the unerupted dental crowns are caused by the accumulation of fluid either between the reduced enamel epithelium or between the layers of the enamel organs. Dentigerous cysts can cause infection, pain, swelling, root dislocation, and resorption of adjacent tooth roots.


2014 ◽  
Vol 8 (2) ◽  
pp. 119-121
Author(s):  
M Kamboj ◽  
B Shreedhar ◽  
G Srivastava ◽  
D Verma

ABSTRACT Dentigerous cyst is a developmental odontogenic cyst that develops by accumulation of fluid between the reduced enamel epithelium and the tooth crown of unerupted tooth. Mesiodens is a supernumerary tooth between both maxillary central incisors. Dentigerous cyst associated with mesiodens is rare. This paper presents a case of dentigerous cyst associated with an inverted mesiodens causing a painless swelling in the upper lip of a 29 years old male patient along with the treatment strategy employed for the patient.


2019 ◽  
Vol 7 (1) ◽  
pp. 13 ◽  
Author(s):  
Masahiko Terauchi ◽  
Satoshi Akiya ◽  
Junya Kumagai ◽  
Yoshio Ohyama ◽  
Satoshi Yamaguchi

Dentigerous cysts are one of the most prevalent types of odontogenic cysts and are associated with the crown of an unerupted tooth, especially of the mandibular third molar. In this study, the characteristics of a dentigerous cyst developed around a mandibular third molar on panoramic radiographs were investigated. The panoramic images of 257 consecutive dentigerous cyst cases associated with a mandibular third molar were analyzed. The mean age of the patients was 45.9 ± 13.3 years. The size of the cyst did not significantly correlate to the age of the patient. The unilocular type (89.1%) and the crown side type (68.5%) were significant. The associated mandibular third molars had a high frequency of class III (64.6%) and position B (48.3%) in Pell and Gregory classification and of horizontal position (36.3%) in angulation. Dentigerous cysts were thought to originate and grow commonly around deeply impacted third molars. The associated third molar with dentigerous cyst tends to have a mesial inclination. Dentigerous cysts do not appear to develop gradually after the crown formation has finished, but arise at various periods randomly.


Author(s):  
Jimsha Kumaran ◽  
Jonathan Mariappan

Odontogenic cysts are derived from odontogenic epithelium which may develop before or after the formation of tooth. Most of these are developmental in origin. While dentigerous cysts are common odontogenic cysts that are related to the crown of the impacted tooth and known to arise from reduced enamel epithelium.


2013 ◽  
Vol 4 (2) ◽  
pp. 95-97
Author(s):  
Priyanka Aggarwal ◽  
Barjinder Singh Sohal ◽  
Kuljit Singh Uppal

ABSTRACT Dentigerous cyst of mandible is a rare entity in routine clinical practice. A dentigerous or follicular cyst is formed from the accumulation of fluid between the reduced enamel epithelium and the completely formed tooth crown or in the layers of the reduced enamel epithelium. Pulp necrosis is a commonly observed sequel in traumatized primary teeth and is one of the possible etiologic factors for the development of dentigerous teeth. The dentigerous cyst is found in children and adolescents; the highest incidence is in the second and third decades. This article reports the case of a dentigerous cyst associated with the germ of a permanent mandibular right lower canine. The therapeutic approach included endodontic treatment of the primary tooth and marsupialization of the lesion. In conclusion, with proper case selection, marsupialization might be a good treatment option for conservative management of dentigerous cysts. How to cite this article Aggarwal P, Sohal BS, Uppal KS. Dentigerous Cyst of Mandible. Int J Head Neck Surg 2013; 4(2):95-97.


Author(s):  
Rema Hwas ◽  
Mohamed Rohuma ◽  
Faten Bshena

Dentigerous cysts are the most common developmental odontogenic jaw cysts, associated with crowns of an Unerupted tooth. Usually, they occur in the second and third decade of life with a male predilection. They are frequently asymptomatic and mostly discovered incidentally on routine dental radiographic examination. Its growth is slow, and can reach a considerable size causing bone expansion and displacement of teeth. Mandibular lower third molars are the most frequently effected teeth; dentigerous cysts involving impacted mandibular canines are rarely reported. Surgical enucleation with extraction of the associated tooth is the standard treatment for dentigerous cyst, marsupialization is recommended for large lesions. We report a rare case of a large dentigerous cyst in a 62-year-old male patient, associated with impacted left mandibular canine, extending from the retro-molar area of left side crossing the midline to the 2nd premolar in the other side, that was successfully treated by marsupialization followed by enucleation and removal of the impacted tooth.


2018 ◽  
Vol 25 (1) ◽  
Author(s):  
Hanifah Nuraini ◽  
Harmas Yazid Yusuf ◽  
Andri Hardianto

Dentigerous cyst is an odontogenic cyst that surrounds the crown of an impacted tooth, caused by fluid accumulation between the reduced enamel epithelium and the enamel surface, usually associated with mandibular third molars. The purpose of this study was to find out the prevalence of dentigerous cyst caused by impaction of mandibular third molar at the oral and maxillofacial surgery department of Hasan Sadikin hospital Bandung. This study was a descriptive survey study. Samples were taken from the data of patient’s medical record from July 2006 until June 2011. The result of this study showed the number of oromaxillofacial cyst cases in the period was as much as 316 (0.78%). Dentigerous cyst was the most common odontogenic cyst (48,64%). Dentigerous cyst most commonly caused by impaction of the mandibular third molar (13,89%). The amount of male and female patients with dentigerous cyst was the same (50% each). The most age group that suffered dentigerous cyst due to impaction of the mandibular third molars was the age group of 41-50 years (40%). The most chosen therapy was enucleation (100%). From the results of this study can be concluded that dentigerous cyst due to impaction of mandibular third molars was the most common case, with the same frequency found in both male and female, the most age group of impacted was the age group of 41-50 years old, and the most chosen therapy was enucleation.


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