[Dentigerous cyst: a case report].

Maxillary cysts are a diverse group of entities that include benign and malignant odontogenic tumors. Information on the prevalence of this disease is limited. It is more common among males, and usually occurs in the second and third decade of life.

[Melkersson Rosenthal syndrome. Report of two pediatric cases].

Melkersson Rosenthal syndrome is a very infrequent disease of unknown etiology, chronic and progressive course, with neurocutaneous disease that affects the orofacial innervation and mucocutaneous tissues with non-caseating granulomatous infiltration. Clinically, it is characterized by the diagnostic triad: recurrent edema of lips and/or face; recurrent and alternating acute peripheral facial paralysis and scrotal or geographic tongue. The condition generally presents as oligosymptomatic or monosymptomatic form.

[Maxillary osteomyelitis secondary to rhinosinusitis in children: case report].

Rhinosinusitis is a very common childhood condition. Osteomyelitis is an unusual complication, which mainly occurs in toddlers and young children. The most frequent etiologic agent is Staphylococcus aureus.