Publications by authors named "Arvind Tyagi"

Background: A migrating spinal tumor is a rare phenomenon in the medical literature. Efficient management of these tumors is critical to avoid extended laminectomies.

Observations: In this article, the authors present the case of a patient with a migrating lumbar schwannoma.

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Conventional staging paradigm with clinical examination or imaging invariably leads to underestimation of occult metastatic neck disease in oral cavity carcinoma. The advantage of F-FDG PET/CT is in its ability to identify lymph nodes without morphological changes yet harboring occult metastases. We present findings of our study to evaluate diagnostic accuracy of F-FDG PET/CT, in detecting occult cervical lymph node metastasis in carcinoma oral cavity.

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Background: India has high incidence of gallbladder carcinoma with regional variation in incidence, the highest in Northern India. This study examines the patterns of presentation, treatment strategies, and survival rate of all patients with gallbladder cancer (GBC) evaluated at our tertiary academic hospital over a period of 2 years.

Methods: All patients presented to our institute with established tissue diagnosis of carcinoma gallbladder were accrued in our study over a time period of 2 years.

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Gallbladder cancer (GBC) is the most common biliary tract malignancy. Incidence varies widely with geographic regions, with northern India being the endemic area for GBC. Curative surgery offers the only chance of cure, but most of patients present with unresectable or metastatic disease and are candidates for palliative treatment only.

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Background: Gallbladder cancer (GBC) is an aggressive disease with dismal results of surgical treatment mainly because of advanced stage at presentation. The objective of this study was to investigate whether aggressive surgical treatment can be associated with reasonable survival for patients with GBC at acceptable morbidity and mortality.

Methods: A total of 113 patients with proven or presumptive diagnosis of GBC were recruited prospectively over a period of 2 years and evaluated for diagnosis and staging by appropriate investigations.

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In the present era of modern surgical practice, the incidence of intra-abdominal suture granuloma is extremely rare with reduced use of non-absorbable silk sutures and even rarer following laparoscopic procedures. We report herein a case of silk granuloma presenting as large submucosal polypoidal lesion in a recently operated case of gastrointestinal stromal tumor (GIST) of stomach. Though endoscopic biopsy showed chronic non-specific gastritis with no evidence of malignancy, our patient underwent excision of lesion due to high likelihood of neoplastic lesion suggested by radiological evaluation and recent history of surgery for GIST but histopathology surprisingly showed Giant cell silk granuloma.

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