INTRODUCTION Ectopic tonsillar tissue simulating a benign tumor of the hypopharynx is described in this report. CASE PRESENTATION We report the case of a 79-year-old Japanese woman with globus sensation. Because clinical observation revealed benign features, tumor tissue was laryngoscopically resected. From the pathological features, for example, existence of germinal center, lymphoid tissue,...

ureteral obstruction is relatively common after renal transplantation. a rare cause is the inguinal herniation of the transplant ureter. we report a case of late allograft renal transplant failure due to ureteral herniation as well as ureterovesical junction stenosis.

Little information is at hand on the diagnostic values of the clinical symptoms and signs in the level diagnosis of patients with lower lumbar disc herniation.  We examined one hundred and thirty nine consecutive candidates for lower lumbar discectomy.  Monoradicular pain with signs attributed to the fifth lumbar and first sacral root dysfunctions were evaluated independently in each patient.  ...

background & importance: disc herniation is defined as the prolapsed of material disc into the spinal canal. if the disc fragment is free in spinal canal, it is called sequestration disc fragment. occasionally, alteration in sequestration disc fragment makes the diagnosis of the disc herniation, challenging. case presentation: we reviewed a rare case of the cervical sequestrated disc herniation...

OBJECT In this retrospective analysis, the authors report a prospective study in which intraoperative ultrasonography was used to determine the extent of surgery necessary during posterior fossa decompression surgery for Chiari malformation Type I (CM-I) in children. METHODS Between 1995 and 2003, posterior fossa decompression was performed in 149 patients (mean 5.9 years of age, range 9 mont...

background: literature recommends that refractory cases with lumbar disc herniation and appropriate indications are better to be treated surgically, but do all the patients throughout the world consent to the surgery with a same disability and pain threshold? we aim to elucidate the prevalence and severity of disabilities and pain in iranian patients with lumbar disc herniation who have consent...