Ravichandran Palaniappan

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Gastrointestinal stromal tumors (GISTs) have been recognized as a biologically distinctive tumor type, different from smooth muscle and neural tumors of the gastrointestinal tract (GIT). They constitute the majority of gastrointestinal mesenchymal tumors of the GIT and are known to be refractory to conventional chemotherapy or radiation. They are defined(More)
Background. Hemosuccus pancreaticus (HP) is a very rare and obscure cause of upper gastrointestinal bleeding. Due to its rarity, the diagnostic and therapeutic strategy for the management of this potentially life threatening problem remains undefined. The objective of our study is to highlight the challenges in the diagnosis and management of HP and to(More)
INTRODUCTION Obstructive jaundice as a result of bile duct tumour thrombus (BDTT) is an unusual clinical entity and an uncommon presenting feature of hepatocellular carcinoma (HCC). This study evaluates the outcome of hepatectomy for HCC with obstructive jaundice as a result of BDTT in non-cirrhotic livers. METHODS Between 1997 and 2012, out of 426(More)
Massive hemobilia is a rare but potentially life-threatening cause of upper gastrointestinal hemorrhage. In this retrospective analysis, we have evaluated the challenges involved in the diagnosis and management of massive hemobilia. Between 2001 and 2011, a total of 20 consecutive patients (14 males) who were treated in our department for massive hemobilia(More)
AIM To prospectively analyse the clinical, biochemical and radiological characteristics of the mass lesions arising in a background of chronic calcific pancreatitis (CCP). METHODS Eighty three patients, who presented with chronic pancreatitis (CP) and a mass lesion in the head of pancreas between February 2005 and December 2011, were included in the(More)
Assessment of awareness for those with disorders of consciousness is a challenging undertaking, due to the complex presentation of the population. Debate surrounds whether behavioral assessments provide greatest accuracy in diagnosis compared to neuro-imaging methods, and despite developments in both, misdiagnosis rates remain high. Music therapy may be(More)
BACKGROUND Postoperative infectious complications in patients undergoing pancreatic surgery are a significant cause for morbidity and mortality. Although synbiotics have beneficial effects on human health, their clinical value in surgical patients remains unclear given a paucity of applicable clinical studies. AIM To determine the impact of perioperative(More)
Differentiating inflammatory from malignant head mass in the background of chronic calcific pancreatitis (CCP) is difficult, and there is no investigation which can reliably solve this dilemma. An accurate diagnosis is crucial as the treatment is different for the two cases and a failure to identify malignancy before surgery can be disastrous. We aimed to(More)
Introduction and Objective. Biliary cystadenoma is a rare benign neoplasm of the liver with less than 200 cases being reported allover the world. We report a series of 13 cases highlighting the radiological findings and problems related to its management. Materials and Methods. Records of thirteen patients who underwent surgery for biliary cystadenomas,(More)
CONTEXT Standard celiac and hepatic arterial anatomy occur in approximately 60% of the patients; for the remaining, multiple variations have been described. A thorough knowledge of these anomalies is important in order to avoid unnecessary complications. In this report we describe one of the rarest arterial anomalies, a hepatomesenteric trunk supplying the(More)