Purpose: Malignant peripheral nerve sheath tumor (MPNST) of small bowel mesentery is a rare tumor. We report a rare case of MPNST of small bowel mesentery in a patient without neurofibromatosis (NF).
Methods: A 50-year-old male, with no features suggestive of NF1, presented to us with complaints of pain abdomen. Contrast-enhanced computed tomography (CECT) of the abdomen revealed a mass in the infrarenal region. On laparotomy, mass was seen to be arising from the mesentery of the jejunum. En-bloc resection of the tumor was done, and histopathological examination was suggestive of malignant peripheral nerve sheath tumor of the small bowel mesentery.
Result: Patient received adjuvant external beam radiotherapy to a dose of 50.4 Gy to the tumor bed. The patient was planned for chemotherapy but absconded and later came with recurrence. The patient finally succumbed to disease.
Conclusion: Surgery is the mainstay of treatment. Adjuvant treatment should be based on histopathological report.
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http://dx.doi.org/10.1007/s12029-021-00753-4 | DOI Listing |
Langenbecks Arch Surg
January 2025
Alexandria Main University Hospital, Alexandria, Egypt.
Background: Patients with prior abdominal surgeries are at higher risk of intra-peritoneal adhesions near the trocar entry site, increasing the likelihood of organ injury during laparoscopic cholecystectomy (LC). This study evaluates a novel technique where the epigastric trocar is inserted first, after creating pneumoperitoneum, to allow safe dissection of adhesions under direct vision before placing the umbilical trocar.
Methods: This prospective study included 244 patients with symptomatic uncomplicated gallstone disease and a history of previous abdominal surgeries extending to the umbilicus.
J Gastroenterol
January 2025
Department of Gastroenterology and Hepatology, Kyorin University School of Medicine, Mitaka, Japan.
Background: Despite the availability of several biologics for ulcerative colitis (UC), there remains a critical need to identify first-line treatment biologics. The superiority of infliximab (IFX) over vedolizumab (VED) and ustekinumab (UST) was evaluated as initial UC treatments in patients with biologic-naïve UC.
Methods: This multicenter, randomized control trial was conducted across 20 Japanese medical institutions.
J Trauma Acute Care Surg
January 2025
From the Division of Acute Care Surgery, Department of Surgery (M.J.A., V.C., E.L., N.K., M.J.M., K.I., K. Matsushima), Los Angeles General Medical Center, and Department of Obstetrics and Gynecology (K. Matsuo), University of Southern California, Los Angeles, California.
Background: Adhesive small bowel obstruction (ASBO) is a rare, nonobstetrical abdominal emergency. Optimal management of ASBO during pregnancy remains unknown. This study analyzes management trends and outcomes of pregnant patients with ASBO in the United States.
View Article and Find Full Text PDFPhys Med Biol
January 2025
Imaging Laboratory (iLab), Varian Medical Systems, Siemens Healthcare, Baden, Switzerland.
. To develop an augmentation method that simulates cone-beam computed tomography (CBCT) related motion artifacts, which can be used to generate training-data to increase the performance of artificial intelligence models dedicated to auto-contouring tasks.The augmentation technique generates data that simulates artifacts typically present in CBCT imaging.
View Article and Find Full Text PDFVet Pathol
January 2025
University of California, Davis, San Bernardino, CA.
Intoxication of sheep and cattle by recently occurred in Uruguay and Argentina in association with severe drought. Although the disease was experimentally reproduced in sheep in the 1970s, there is limited information on clinical and pathologic findings of sheep experimentally intoxicated by this beetle. Here, we described the clinical, gross, and microscopic findings in 3 sheep orally dosed with (treatment group, TG) and in 2 control sheep (control group, CG) dosed with distilled water.
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