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Rev. Hosp. Ital. B. Aires (2004) ; 38(2): 56-61, jun. 2018. ilus.
Article in Spanish | LILACS | ID: biblio-1023034

ABSTRACT

El síndrome de atrapamiento del nervio supraescapular es una causa infrecuente de dolor en el hombro y de difícil diagnóstico clínico. Puede ser consecuencia de traumatismo, infección, compresión extrínseca o estiramiento secundario a movimientos repetitivos. Los quistes supraglenoideos deben considerarse en el diagnóstico diferencial pues son una causa frecuente de compresión del nervio supraescapular que ocurre casi exclusivamente en hombres. Se evaluaron con resonancia magnética (RM) y en forma retrospectiva siete pacientes con diagnóstico de atrapamiento del nervio supraescapular por quiste supraglenoideo. La RM mostró la causa y localización de la compresión nerviosa así como la distribución del edema muscular en todos los casos. Puede evaluar el grado de severidad de la enfermedad y realizar el diagnóstico diferencial con otras causas que provocarían atrapamiento del nervio supraescapular. (AU)


Suprascapular nerve entrapment has been regarded as a relatively uncommon condition that is easily overlooked in the differential diagnosis of shoulder discomfort. The common feature is nerve damage, caused either by trauma, extrinsic compression or by stretching secondary to repeated movements. Ganglion cysts account for the majority of the masses causing entrapment and seem to occur exclusively in men. Seven cases of suprascapular nerve entrapment caused by supraglenoid cyst compression were reviewed with MRI. MRI showed the cause and location of nerve compression as well as the distribution of muscular edema in all cases. MR imaging also allows an evaluation of the severity of the disease. It is also very efficient in excluding several differential diagnoses. (AU)


Subject(s)
Humans , Male , Female , Adult , Magnetic Resonance Spectroscopy/therapeutic use , Median Neuropathy/diagnostic imaging , Ganglion Cysts/diagnostic imaging , Time Factors , Shoulder Pain/etiology , Median Neuropathy/diagnosis , Median Neuropathy/etiology , Median Neuropathy/physiopathology , Ganglion Cysts/complications , Edema/diagnostic imaging
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