Gingival cyst
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| Gingival cyst | |
|---|---|
| Synonyms | Epstein's pearl |
| Pronounce | N/A |
| Specialty | N/A |
| Symptoms | Small, white or yellowish cysts on the gums |
| Complications | N/A |
| Onset | Newborn |
| Duration | Usually resolves within a few weeks |
| Types | N/A |
| Causes | Trapped keratin during development |
| Risks | None |
| Diagnosis | Clinical diagnosis |
| Differential diagnosis | Bohn's nodules, Dental lamina cysts |
| Prevention | N/A |
| Treatment | None required |
| Medication | N/A |
| Prognosis | Excellent |
| Frequency | Common in newborns |
| Deaths | N/A |
Gingival cyst is a benign, developmental odontogenic cyst that arises from remnants of the dental lamina located in the gingiva (gum tissue). It typically presents as a small, painless swelling and is most commonly found in either newborns or adults, depending on the subtype.
Overview[edit]
Gingival cysts are non-inflammatory cystic lesions that originate from epithelial remnants left behind during tooth development. They are usually superficial, well-circumscribed, and slow-growing.
Two main types are recognized:
- Gingival cyst of the newborn
- Gingival cyst of the adult
These lesions differ in age of onset, location, and clinical behavior.
Classification[edit]
Gingival cyst of the newborn[edit]
Also known as:
These are small, white or yellow nodules found on the gums of newborn infants.
Gingival cyst of the adult[edit]
Occurs later in life and is typically seen in adults between the ages of 40 and 60.
Epidemiology[edit]
- Gingival cysts of the newborn are common and often underreported
- Adult gingival cysts are relatively rare
- No strong sex predilection
- Most adult cases occur in the anterior mandible
Etiology[edit]
Gingival cysts arise from:
- Residual epithelial cells from the dental lamina
- Developmental remnants trapped in gingival tissue
They are not associated with infection or trauma.
Pathophysiology[edit]
During odontogenesis (tooth development), the dental lamina forms the basis for tooth formation. After tooth development, remnants of this structure may persist.
These epithelial remnants can:
- Proliferate
- Form a cystic cavity
- Accumulate fluid or keratin
This results in a small cystic lesion within the gingiva.
Signs and symptoms[edit]
Gingival cyst of the newborn[edit]
- Small (1–3 mm)
- White or yellow nodules
- Located on alveolar ridges
- Asymptomatic
- Often multiple
Gingival cyst of the adult[edit]
- Small, dome-shaped swelling
- Usually less than 1 cm
- Located on attached gingiva
- Most commonly in mandibular canine-premolar region
- Painless
- May appear bluish or translucent
Diagnosis[edit]
Diagnosis is typically clinical but may require confirmation.
Clinical examination[edit]
- Inspection of lesion size, color, and location
- Assessment of symptoms
Imaging[edit]
Usually not required, but may be used to rule out deeper lesions.
Histopathology[edit]
Microscopic features include:
- Thin epithelial lining
- Non-keratinized or keratinized epithelium
- Clear cells containing glycogen
- Minimal inflammation
Differential diagnosis[edit]
Conditions that may resemble gingival cyst include:
- Mucocele
- Fibroma
- Periodontal abscess
- Lateral periodontal cyst
- Odontogenic keratocyst
- Peripheral ossifying fibroma
Treatment[edit]
Gingival cyst of the newborn[edit]
- No treatment required
- Spontaneously resolves within weeks or months
Gingival cyst of the adult[edit]
- Simple surgical excision if needed
- Observation if asymptomatic
Prognosis[edit]
The prognosis is excellent.
- Recurrence is rare
- No malignant transformation
- Complete resolution after treatment
Complications[edit]
Complications are uncommon but may include:
- Enlargement causing discomfort
- Cosmetic concerns
- Rare recurrence after incomplete excision
Prevention[edit]
There are no specific preventive measures, as gingival cysts are developmental in origin.
See also[edit]
External links[edit]
