This cyst, also known as a<unk>  duct cyst, occurs in the median of the palate, usually anterior to the first molars.  It is the most common type of oral non-odontogenic cysts.  Radiographically, it appears as a heart-shaped radiolucency.  It is usually asymptomatic, but may sometimes produce an elevation in the anterior portion of the palate.
The median palatal cyst has recently been identified as a possible posterior version of the<unk> .
Nasopalatine cyst
Thyroglossal cyst
Choroidal fissure cyst
Laryngocele
Branchial cleft cyst
Odontoma
Desmoid tumor
Colloid cyst