Description

A 15-year-old boy presented with difficulty chewing. Clinical examination revealed a bilateral posterior open bite with anterior deep bite and multiple submerged posterior teeth (figures 1⇓–3). OPG (orthopantomogram) X-ray revealed submerged premolars and molars, in absence of ankylosis or other mechanical obstruction (figure 4). The case was diagnosed as primary failure of eruption (PFE). PFE is a non-syndromic eruption disorder where …