A developmental cyst, the nasopalatine duct cyst is believed to arise from epithelial remnants of the nasopalatine duct, the communication between the nasal cavity and anterior maxilla in the developing fetus. Severe obstruction can lead to squamous or oncocytic metaplasia of duct epithelial bilayer. The persistence of ductal epithelium leads to formation of cyst. Most of these cysts develop in the midline of anterior maxilla near the incisive foramen. Nasopalatine duct cyst cyst of the incisal canal incisive papilla cyst is a nonodontogenic developmental cyst located in the incisive canal or in the anterior palatine papilla and develops from the embryonic ducts of scarpa and stenson. It is known to be the most frequently occurring non odontogenic cyst of the oral cavity. The cyst is so common, in fact, that it will affect approximately one out of every one hundred persons. In the largest study of 334 nasopalatine duct cysts, overall mean age was 42. The nasopalatine duct cyst npdc is an intraosseous, developmental, epithelial, nonneoplastic cyst that is considered to be the most common nonodontogenic cyst of the midline of the anterior palate. Enucleation introduction nasopalatine duct cyst was first described by. It is considered the most common nonodontogenic cyst and develops only in the.
A wellcircumscribed, heartshaped, midline radiolucency that is interradicular in location between the roots of vital maxillary incisor teeth is virtually pathognomonic for nasopalatine duct cyst. Nasopalatine duct cyst occurs in the median of the palate. Ct through the hard palate demonstrates a sharply marginated cystic space in the region of the incisive canal, consistent with a nasopalatine duct cyst. Nasopalatine duct cyst definition of nasopalatine duct cyst. Cysts in maxillar, mandibular and perioral regions vary greatly in histogenesis, incidence, behavior and treatment. A developmental cyst, the nasopalatine duct cyst is believed to arise from epithelial remnants of the.
The cyst is commonly asymptomatic and associated with swelling that usually located in the midline of anterior palate. C partial patent nasopalatine duct with opening facing to the nasal cavity. Case report keratocystic odontogenic tumor simulating lateral periodontal cyst and nasopalatine duct cyst. Here we report the case of a 16 year old female patient with npdc. The results were positive, and the diagnostic hypothesis was nasopalatine duct cyst. Case report keratocystic odontogenic tumor simulating lateral. Diagnosis and surgical management of nasopalatine duct. A case history of dental implant placement in the anterior maxilla with invasion of the nasopalatine duct together with the unidentified injury to an aberrant neurovascular canal inferior to the canalis sinuosus is presented. In the examination of the current patient also there was a lesion with the same features.
After performing biopsies and ultimately surgery, a histopathological examination was performed on the lesion. Many nasopalatine duct cyst were diagnosed during routine periapical or occlusal radiographs. Huge nasopalatine duct cyst treatment with the help of. Its etiology remains uncertain, although its development arising from the proliferation of epithelial remnants of the nasopalatine duct is a. The cyst originates from epithelial remnants from the nasopalatine duct. Radiographically, it may often appear as a heartshaped radiolucency. Rarely, may develop within incisive papilla, the anterior soft tissue protruberance that overlies the incisive foramen. Nasopalatine duct cyst hegde rj, shetty r j indian soc. The aim of this investigation is to analyze and discuss the etiology.
Pdf nasopalatine duct cyst a case report top journal. The thyroglossal duct is a tube in the neck that helps the thyroid gland develop in a baby before its born. Large cysts can be responsible for a variety of symptoms, including swelling in the anterior part of the midline of the palate 5288%, discharge 25%, pain defined as a burning sensation in the anterior part of the maxilla that occasionally radiates into the bridge of the nose, and in a person who wears a dental prothesis, a pressure sensation underneath the prosthesis 2023%. Nasopalatine duct cyst is a cyst located in the anterior maxilla and constitutes 1% of the cysts located in that region. Yogesh 1, akshay shetty2, tejavathi nagaraj 3, pooja sinha3 1department of oral and maxillofacial pathology, sri rajiv gandhi college of dental sciences, bangalore, karnataka, india, 2department of oral and maxillofacial. Nasopalatine duct cysts are cysts which form in the incisor canal region of the maxilla and originate in the nasopalatine duct, or its remnants. Nasopalatine duct cyst, also termed as incisive canal cyst, arises from embryogenic remnants of nasopalatine duct, the communication between the nasal cavity and anterior maxilla in the developing fetus. Pdf nasopalatine duct cysts are the most common of developmental nonodontogenic cysts in the oral cavity and represent 10% of maxillary cysts. Key words children, sistrunk procedure, surgery, thyroglossal duct cyst. Nasopalatine duct cysts usually present as unilateral pathology, but they may. The nasopalatine duct cyst npdc was first described in 1914 by meyer 2. Nasopalatine duct cysts can form within the incisive canal, which is located in the palatine bone and behind the alveolar process of the maxillary central incisors, or in the soft tissue of the palate that overlies the foramen, called the.
Laser assisted nasopalatine cyst excision lightscalpel. Surgical enucleation of the cyst is the main stay of treatment. The cyst is located very near to the teeth but its origin is not related to the tooth. A thyroglossal duct cyst happens when your thyroid, a large gland in your neck that produces hormones, leaves behind extra cells while its forming during.
Other names were also used for the lesion such as maxillary midline cyst, anterior midline cyst, and incisive duct cyst and anterior middle palatine cyst. Nasopalatine duct cyst is a common developmental, epithelial, benign concancerous cysts that are considered to be the most common 32. Inflammatory histopathogenesis of nasopalatine duct cyst. Incidence of bartholin duct cysts and abscesses in the. Under local anesthesia, aspiration of the lesion fluid positive for translucent fluid and excisional biopsy were performed, following a surgical protocol similar to the previously reported case figures 12 and. Nasopalatine duct cysts npdcs, also known as incisive canal cysts, are the most common nonodontogenic cyst of the gnathic bones. Npdc occurs in approximately 1% of the population and forms approximately 12% of all jaw cyst tumors. Some doubt the existence of median palatine cyst as a distinct entity and characterize all nonodontogenic cysts of the midline maxilla regardless of anterior or midline location, as nasopalatine duct cysts. It originates in the midline of the palate, the front part of the roof of the mouth. Aneurysmal bone cyst everything you need to know dr. If it doesnt close, it leaves a space that can fill with liquid or mucus called a.
Nasopalatine duct cyst article about nasopalatine duct. F sagital reconstruction of tcfc show a normal incisive canal, without nasopalatine cyst. Incisive canal cysts, also known as nasopalatine duct cysts npdc, are developmental, nonneoplastic cysts arising from degeneration of nasopalatine ducts. These findings were in agreement with various studies in the literature1,3. Its age distribution is broad and discovered in most cases in the fourth and sixth decades of life 4,7 and in a wide study of 334 cases of nasopalatine duct cyst on. This case report presents a nasopalatine duct cyst in a patient with a history of orofacial pain over one year with multiple doctor visits and only limited success. D partial patent nasopalatine duct with oral opening. Nasopalatine duct cyst a case report article pdf available in iosr journal of dental and medical sciences 11. A nasopalatine is the most commonly occurring non dental cyst. To estimate the incidence of bartholin duct cysts and abscesses in the republic of korea during 2009. Nasopalatine duct cyst arises from embryologic remnants of nasopalatine duct. In a microscopic examination, cyst epithelium can be seen from stratified, squamous to simple cubic.
The nasopalatine duct cyst described first by the incisive papilla. The nasopalatine duct cyst may occur at any age but is more frequent between the fourth and sixth decades of life pindborg and hjortinghansen, fig. The nasopalatine duct can be divided into two types. The nasopalatine duct cyst npdc represents about 1.
Even though definitive diagnosis of a meyer in 1914 was believed to arise from remnants nasopalatine cyst is more easily made on plain of nasopalatine duct, an embryologic structure a 5 year old male patient reported to the out films, other advanced imaging modalities such as. The purpose of this paper was to report an unusual case of nasopalatine duct cyst in a 7yearold boy who presented with a slowgrowing, slight swelling of the anterior palate together with. The nasopalatine duct cyst is a developmental cyst derived from proliferation of embryonic epithelial remnants of the nasopalatine duct. Most studies showed that the nasopalatine duct cyst is radiolucency with a well defined border, rounded, oval or heart shape 4,1214. Aug 30, 2017 the mucous glands present among the proliferating epithelium can contribute to secondary cyst formation by secreting mucin within the enclosed structure. May become secondarily infected around sialolith, which acts as a nidus. The nasopalatine duct cyst npdc occurs in the median of the palate, usually anterior to first molars. Nasopalatine definition of nasopalatine by medical dictionary. Introduction a cyst is defined as a pathological cavity lined by a membrane and may contain liquid or semisolid material 3. Superficial swelling is usually fluctuant and blue if the cyst is near the surface.
Nasopalatine duct cyst occurs in the median of the palate within the incisive canal, which is located in the palatine process, posterior to the alveolar process of the upper maxillary central incisors. It often appears between the roots of the maxillary central incisors. The cells may be activated spontaneously during life or are eventually stimulated by the irritating action of various agents infection, etc. Nasopalatine duct cyst europe pmc article europe pmc. It is considered the most common nonodontogenic cyst and develops only in the midline anterior maxilla. Npdc may occur at any age, but main cases are seen between 40 and 60 years old. Found on oral mucosal sites with minor salivary glands or parotid gland.
Nasopalatine duct cyst also termed as incisive canal cyst, arises from embryologic remnants of nasopalatine duct. The world health organization classified the nasopalatine duct cyst as a developmental, epithelial, nonodontogenic cyst of the maxilla. The nasopalatine duct cyst is the most common nonodontogenic developmental cysts. Nasopalatine duct cysts npdcs are the most common developmental epithelial nonodontogenic cysts of the upper maxilla. It may occur at any age but most common seen in fourth to sixth decades of life. Nasopalatine duct cyst definition of nasopalatine duct. Nasopalatine duct cyst ddmfr oral and maxillofacial. It is also known by other names such as anterior middle cyst, maxillary midline cyst, anterior middle palatine cyst, and incisor duct cyst 3. Nasopalatine duct cyst is the most common nonodontogeniccyst of the oral cavity occring in general population.
The differential diagnosis was established with other conditions such as an nasopalatine duct cyst, enlarged nasopalatine duct, central giant cell granuloma, a root cyst associated to the upper central incisors, a supernumerary tooth follicular cyst, primordial cyst, and nasoalveolar cyst. Clinical, tomographic and histopathological aspects of the. Radiology of cysts of the jaws columbia university. A nasopalatine cyst is defined as a developmental cyst that occurs in nose and palate region. Extensive nasopalatine cyst with nasal involvement. Clinical, tomographic and histopathological aspects of the nasopalatine duct cyst aspectos clinicotomogra. It arises from epithelial remnants of the nasopalatine duct or incisive canal. Hahn opened the cyst with a scalpel, draining a substantial amount of exudate see figure 2. Usually, the duct closes after the thyroid gland forms. It is usually asymptomatic, but may sometimes produce an elevation in the anterior portion of the palate. Huge nasopalatine duct cyst treatment with the help of cystectomy and bilateral fenestration surgery of the nasal cavity.
Learn vocabulary, terms, and more with flashcards, games, and other study tools. Cysts can be congenital but are usually acquired, the most common. Management of thyroglossal duct cyst 668 p j m h s vol. This cyst includes 10% of jaw cysts 4 and involves 1% of the total population 3,6. Npdcs are often asymptomatic and are usually found randomly through local radiodiagnostic investigations carried out for other reasons. Presence of a cyst concurrent with a supernumerary tooth at that region is. Npdc is normally asymptomatic, unless it is infected. It is usually asymptomatic, but may sometimes produce an elevation in the anterior portion of the. The nasopalatine duct cyst npdc was first described by meyer in 1914. Nasopalatine duct cysts are the most common cystic lesion of nonodontogenic origin of the maxilla. Incisive canal cyst or nasopalatine duct cysts npdcs are the most common nonodontogenic and developmental cysts of the maxilla. The nasopalatine duct cyst was first described by meyer in 1914 1. Hence the existence of teeth mobility along with nasopalatine duct cyst can be a rare case.
Nasopalatine duct cyst or nasopalatine canal cyst is a common intra ossseous developmental cyst occurring in the midline of maxillary anterior region. Thyroglossal duct cysts tdc have been considered to be the most common congenital midline neck swelling in children, but the incidences of thyroglossal and branchial anomalies are approximately equal in a recent large pediatric series. Radiological investigations were subsequently advised. When the cyst is located at a higher level in the nasopalatine duct, its effect on the teeth are lessen, while the lower its located in the nasopalatine duct. Nov 04, 20 the differential diagnosis was established with other conditions such as an nasopalatine duct cyst, enlarged nasopalatine duct, central giant cell granuloma, a root cyst associated to the upper central incisors, a supernumerary tooth follicular cyst, primordial cyst, and nasoalveolar cyst. It is one of the most common nonodontogenic cysts of the oral cavity, occurring in about 1% of the population. The aim of this study is to characterize immunohistochemical profiles of lining epithelia of nasopalatine duct cyst npc as well as to correlate those findings with their clinicopathological features to understand the histopathogenesis of npc. The cause of nasopalatine duct cyst is essentially unknown. Apr 11, 2011 the nasopalatine duct cyst is the most common nonodontogenic developmental cysts. These developmental npdc are usually asymptomatic and are discovered during routine radiological examination done for. Npdc can be superficial or deep based on the location of the cyst.
E remnants of the nasopalatine duct in the form of epithelial cords, eventually presenting on the inside of the duct. Nasopalatine duct cyst ddmfr oral and maxillofacial radiology. Mar 04, 2010 the cyst is so common, in fact, that it will affect approximately one out of every one hundred persons. A patient presented to jack hahn, dds, for a large swelling under the upper lipa nasopalatine cyst see figure 1. Lateral facial view demonstrating destruction of the superior alveolar ridge with posterior and inferior extension of the nasopalatine duct cyst arrows. Nasopalatine duct cysts usually present as unilateral pathology, but they may also occur bilaterally approximately 0. The typical radiologic and histologic findings are presented. Ct analysis of a complicated nasopalatine duct cyst. It is accounting for between 3 and 12% of operated cysts of the jaw with maximum incidences are seen in. Nasopalatinecysts are usually asymptomatic, but may sometimes produce an elevation in the anterior portion of the palate, and arediscovered incidentally during routine radiological examination. Nasopalatine duct article about nasopalatine duct by the.