Resumen

OVALLE B, Pilar  y  ARCE V, José D.. NEUMOMEDIASTINO ESPONTANEO: ENFISEMA RETROFARINGEO FORMA DE PRESENTACION NO HABITUAL. Rev. chil. radiol. [online]. 2005, vol.11, n.3, pp. 116-121. ISSN 0717-9308.  doi: 10.4067/S0717-93082005000300004.

Spontaneous pneumomediastinum is a rare disorder, usually benign and self-limited. It occurs in young people without an apparent cause or precipitating factor. Cervical symptoms exclusive, without subcutaneous emphysema are infrequent. We presente two cases that were evaluated in emergency room and the diagnosis was erroneous. The initial study included a neck and cervical X-ray film. Second lecture in radiology department detected prevertebral cervical air and the patients were posteriorly studied with neck and thorax CT and pneumomediastinum was confirmed. None pulmonary disorder was found. Pneu-momediastinum phisiopathologhy and also aggressive clinic investigation in these patients are discussed

Palabras clave : Cervical pain; Pneumomediastinum; Spontaneous pneumomediastinum.