Ectopic tissue is an anatomic abnormality in which tissue develops in an area outside its
normal location. It is primarily caused by abnormalities during the process of embryologic …

Cases of congenital heterotopic tissue presenting in the head and neck are frequent in the
pediatric otolaryngology literature. Heterotopic glioneuronal tissue is rare and fewer than 20 …

Heterotopic neuroglial tissue is a rare lesion, occurring more frequently in the nasal cavities.
Other rare locations are the orbit, the scalp, the palate, the pharynx, the parapharyngeal …

We report a rare case of nasopharyngeal neuroglial heterotopia in a 16-year-old girl who
presented with sore throat and feeling of a lump in her throat. Neuroglial heterotopia is a …

Objective: Rare disease Background: Pediatric neck masses have a wide differential
diagnosis. Neuroglial heterotopia is a rare condition that was first described by Reid in 1852 …

Otolaryngologists will most frequently encounter extra-cranial glial tissue within the nasal
cavity, where it is known as a 'nasal glioma', and may communicate with the dura. However …

OBJECTIVE: Congenital airway obstruction can be caused by tumors or lesions arising from
the neck, tongue and oral cavity. Neonates may require prolonged intubation or …

Nasopharyngeal glial heterotopia is a mass composed of mature neural tissue occurring
outside the central nervous system and is extremely rare. The preoperative diagnosis of …

We report an unusual case of intracranial extracerebral neuroglial heterotopia (IENH)
presenting with parapharyngeal extension. Neuroglial heterotopias are rarely reported pre …

CONTEXT: Neuroglial ectopia has been defined as a mass composed of differentiated
neuroectodermal tissue isolated from the spinal canal or cranial cavity and remains rare …