1.Clinics in diagnostic imaging (165). Oesophageal rupture secondary to malposition of an SB tube gastric balloon.
Wan Ying CHAN ; Hsueh Wen CHEONG ; Tien Jin TAN
Singapore medical journal 2016;57(2):92-quiz 96
		                        		
		                        			
		                        			Oesophageal rupture is a life-threatening complication of balloon tamponade for bleeding oesophageal varices. We herein describe the clinical course and imaging findings in a 33-year-old Indian man who had a Sengstaken-Blakemore (SB) tube inserted for uncontrolled haematemesis, which was unfortunately complicated by malposition of the gastric balloon with resultant oesophageal rupture. The inflated SB tube gastric balloon was visualised within the right hemithorax on chest radiography after the SB tube insertion. Further evaluation of the thorax on computed tomography confirmed the diagnosis of oesophageal rupture associated with right-sided haemopneumothorax. It is crucial for both the referring clinician and reporting radiologist to recognise early the imaging features of an incorrectly positioned SB tube gastric balloon, so as to ensure prompt intervention and a reduction in patient morbidity and mortality.
		                        		
		                        		
		                        		
		                        			Adult
		                        			;
		                        		
		                        			Diagnosis, Differential
		                        			;
		                        		
		                        			Esophagus
		                        			;
		                        		
		                        			injuries
		                        			;
		                        		
		                        			Gastric Balloon
		                        			;
		                        		
		                        			adverse effects
		                        			;
		                        		
		                        			Gastrointestinal Hemorrhage
		                        			;
		                        		
		                        			diagnosis
		                        			;
		                        		
		                        			etiology
		                        			;
		                        		
		                        			Humans
		                        			;
		                        		
		                        			Intubation, Gastrointestinal
		                        			;
		                        		
		                        			adverse effects
		                        			;
		                        		
		                        			instrumentation
		                        			;
		                        		
		                        			Male
		                        			;
		                        		
		                        			Radiography, Thoracic
		                        			;
		                        		
		                        			methods
		                        			;
		                        		
		                        			Rupture
		                        			;
		                        		
		                        			Tomography, X-Ray Computed
		                        			;
		                        		
		                        			methods
		                        			
		                        		
		                        	
2.Diagnostic Performance of CT Angiography in Patients Visiting Emergency Department with Overt Gastrointestinal Bleeding.
Jihang KIM ; Young Hoon KIM ; Kyoung Ho LEE ; Yoon Jin LEE ; Ji Hoon PARK
Korean Journal of Radiology 2015;16(3):541-549
		                        		
		                        			
		                        			OBJECTIVE: To investigate the diagnostic performance of computed tomography angiography (CTA) in identifying the cause of bleeding and to determine the clinical features associated with a positive test result of CTA in patients visiting emergency department with overt gastrointestinal (GI) bleeding. MATERIALS AND METHODS: We included 111 consecutive patients (61 men and 50 women; mean age: 63.4 years; range: 28-89 years) who visited emergency department with overt GI bleeding. They underwent CTA as a first-line diagnostic modality from July through December 2010. Two radiologists retrospectively reviewed the CTA images and determined the presence of any definite or potential bleeding focus by consensus. An independent assessor determined the cause of bleeding based on other diagnostic studies and/or clinical follow-up. The diagnostic performance of CTA and clinical characteristics associated with positive CTA results were analyzed. RESULTS: To identify a definite or potential bleeding focus, the diagnostic yield of CTA was 61.3% (68 of 111). The overall sensitivity, specificity, positive predictive value (PPV), and negative predictive value were 84.8% (67 of 79), 96.9% (31 of 32), 98.5% (67 of 68), and 72.1% (31 of 43), respectively. Positive CTA results were associated with the presence of massive bleeding (p = 0.001, odds ratio: 11.506). CONCLUSION: Computed tomography angiography as a first-line diagnostic modality in patients presenting with overt GI bleeding showed a fairly high accuracy. It could identify definite or potential bleeding focus with a moderate diagnostic yield and a high PPV. CTA is particularly useful in patients with massive bleeding.
		                        		
		                        		
		                        		
		                        			Adult
		                        			;
		                        		
		                        			Aged
		                        			;
		                        		
		                        			Aged, 80 and over
		                        			;
		                        		
		                        			Angiography/*methods
		                        			;
		                        		
		                        			Emergency Service, Hospital
		                        			;
		                        		
		                        			Female
		                        			;
		                        		
		                        			Gastrointestinal Hemorrhage/diagnosis/*radiography
		                        			;
		                        		
		                        			Humans
		                        			;
		                        		
		                        			Male
		                        			;
		                        		
		                        			Middle Aged
		                        			;
		                        		
		                        			Retrospective Studies
		                        			;
		                        		
		                        			Sensitivity and Specificity
		                        			;
		                        		
		                        			Tomography, X-Ray Computed/*methods
		                        			
		                        		
		                        	
4.Long-term Successful Treatment of Massive Distal Duodenal Variceal Bleeding with Balloon-occluded Retrograde Transvenous Obliteration.
Soon Woo HWANG ; Joo Hyun SOHN ; Tae Yeob KIM ; Ji Yeoun KIM ; Jiyoung YHI ; Dong Shin KWAK ; Hae Su KIM ; Soon Young SONG
The Korean Journal of Gastroenterology 2014;63(4):248-252
		                        		
		                        			
		                        			Duodenal variceal bleeding in patients with portal hypertension due to cirrhosis or other causes is uncommon. We report on a case of a 55-year-old male with an ectopic variceal rupture at the distal fourth part of the duodenum who presented with massive hematochezia and shock. Shortly after achievement of hemodynamic stability, due to the limitation of an endoscopic procedure, we initially attempted to find the bleeding focus by abdominal computed tomography, which showed tortuous duodenal varices that drained into the left gonadal vein. He was treated with first-line balloon-occluded retrograde transvenous obliteration (BRTO), resulting in a favorable long-term outcome without rebleeding three years later. This case suggests that BRTO may be a first-line therapeutic option for control of ruptured duodenal varices, especially at a distal location.
		                        		
		                        		
		                        		
		                        			Balloon Occlusion
		                        			;
		                        		
		                        			Duodenal Diseases/*diagnosis/radiography/therapy
		                        			;
		                        		
		                        			Embolization, Therapeutic
		                        			;
		                        		
		                        			Gastrointestinal Hemorrhage/therapy
		                        			;
		                        		
		                        			Humans
		                        			;
		                        		
		                        			Male
		                        			;
		                        		
		                        			Middle Aged
		                        			;
		                        		
		                        			Tomography, X-Ray Computed
		                        			
		                        		
		                        	
6.Acute Extensive Ischemic Enteritis in a Young Man Diagnosed with Wireless Capsule Endoscopy: A Case Report.
Woo Seong JEONG ; Hyun Joo SONG ; Soo Young NA ; Sun Jin BOO ; Heung Up KIM ; Jinseok KIM ; Guk Myung CHOI
The Korean Journal of Gastroenterology 2013;61(3):160-165
		                        		
		                        			
		                        			Ischemic enteritis is caused by either the interruption or significant reduction of arterial inflow to the small intestine. Risk factors are old age, diabetes mellitus and cardiovascular disease. It is very rare in young patients. We experienced a 21-year-old man with recurrent acute ischemic enteritis who was diagnosed with capsule endoscopy. He had previously taken medications for pulmonary hypertension and obstruction of both carotid arteries, and about 20 months earlier, he had been admitted due to hematochezia. Two sessions of angiography did not reveal the cause of hematochezia. At that time, capsule endoscopy showed mucosal edema and erythema in the terminal ileum, suggesting healed ischemic enteritis. The patient was admitted again due to hematochezia. Abdominal computed tomography showed focal celiac trunk stenosis and diffuse wall thickening of the small intestine, suggesting ischemic enteritis. Capsule endoscopy showed multiple active ulcers and severe hemorrhage with exudate, extending from the proximal jejunum to the terminal ileum. Using capsule endoscopy, the patient was diagnosed with acute extensive ischemic enteritis. Because endoscopic images of ischemic enteritis have rarely been reported, we report a case of a 21-year-old man who was diagnosed acute extensive ischemic enteritis with capsule endoscopy.
		                        		
		                        		
		                        		
		                        			Angiography
		                        			;
		                        		
		                        			Capsule Endoscopy
		                        			;
		                        		
		                        			Enteritis/complications/*diagnosis/radiography
		                        			;
		                        		
		                        			Gastrointestinal Hemorrhage/etiology
		                        			;
		                        		
		                        			Humans
		                        			;
		                        		
		                        			Intestine, Small/pathology
		                        			;
		                        		
		                        			Male
		                        			;
		                        		
		                        			Tomography, X-Ray Computed
		                        			;
		                        		
		                        			Young Adult
		                        			
		                        		
		                        	
7.Henoch-Schönlein purpura associated with adult human immunodeficiency virus infection: case report and review of the literature.
Masliza ZAID ; Keefe TAN ; Nares SMITASIN ; Paul Ananth TAMBYAH ; Sophia ARCHULETA
Annals of the Academy of Medicine, Singapore 2013;42(7):358-360
		                        		
		                        		
		                        		
		                        			Acute Kidney Injury
		                        			;
		                        		
		                        			blood
		                        			;
		                        		
		                        			etiology
		                        			;
		                        		
		                        			therapy
		                        			;
		                        		
		                        			Anti-Retroviral Agents
		                        			;
		                        		
		                        			administration & dosage
		                        			;
		                        		
		                        			CD4 Lymphocyte Count
		                        			;
		                        		
		                        			Disease Progression
		                        			;
		                        		
		                        			Embolization, Therapeutic
		                        			;
		                        		
		                        			methods
		                        			;
		                        		
		                        			Fatal Outcome
		                        			;
		                        		
		                        			Gastrointestinal Hemorrhage
		                        			;
		                        		
		                        			diagnostic imaging
		                        			;
		                        		
		                        			etiology
		                        			;
		                        		
		                        			physiopathology
		                        			;
		                        		
		                        			therapy
		                        			;
		                        		
		                        			Glucocorticoids
		                        			;
		                        		
		                        			administration & dosage
		                        			;
		                        		
		                        			HIV Infections
		                        			;
		                        		
		                        			complications
		                        			;
		                        		
		                        			diagnosis
		                        			;
		                        		
		                        			immunology
		                        			;
		                        		
		                        			HIV-1
		                        			;
		                        		
		                        			drug effects
		                        			;
		                        		
		                        			isolation & purification
		                        			;
		                        		
		                        			Humans
		                        			;
		                        		
		                        			Male
		                        			;
		                        		
		                        			Middle Aged
		                        			;
		                        		
		                        			Purpura, Schoenlein-Henoch
		                        			;
		                        		
		                        			complications
		                        			;
		                        		
		                        			diagnosis
		                        			;
		                        		
		                        			physiopathology
		                        			;
		                        		
		                        			Radiography
		                        			;
		                        		
		                        			Renal Dialysis
		                        			;
		                        		
		                        			methods
		                        			
		                        		
		                        	
8.A Case of Dieulafoy Lesion of the Jejunum Presented with Massive Hemorrhage.
Min Seok HAN ; Byung Kyu PARK ; Sang Hun LEE ; Heui Chul YANG ; Young Ki HONG ; Yoon Jung CHOI
The Korean Journal of Gastroenterology 2013;61(5):279-281
		                        		
		                        			
		                        			The Dieulafoy lesion is a rare cause of severe gastrointestinal hemorrhage. Although it may occur anywhere in the gastrointestinal tract, the lesion is most commonly located in the stomach, and the small bowel is an extremely uncommon site. Since Dieulafoy lesion in the small bowel is difficult to access by endoscopy, it seems impossible to diagnose and treat by initial endoscopy unlike the lesions in stomach. We experienced a case of Dieulafoy lesion of jejunum with massive hemorrhage in 54-year-old male. Active jejunal bleeding was shown by computed tomography scan and mesenteric angiography. Partial resection of the jejunum was performed. Final pathologic finding revealed Dieulafoy lesion of the jejunum.
		                        		
		                        		
		                        		
		                        			Angiography
		                        			;
		                        		
		                        			Gastrointestinal Hemorrhage/complications/*diagnosis
		                        			;
		                        		
		                        			Humans
		                        			;
		                        		
		                        			Jejunal Diseases/complications/*diagnosis/surgery
		                        			;
		                        		
		                        			Male
		                        			;
		                        		
		                        			Mesenteric Arteries/radiography
		                        			;
		                        		
		                        			Middle Aged
		                        			;
		                        		
		                        			Tomography, X-Ray Computed
		                        			
		                        		
		                        	
9.A Case of a Jejunal Ectopic Pancreas Presenting as Obscure Gastrointestinal Bleeding.
Woo Hyung CHOI ; Hyoung Jin CHANG ; Jee Hwan SEUNG ; Bong Suk KO ; Sang Bum KANG
The Korean Journal of Gastroenterology 2013;62(3):165-168
		                        		
		                        			
		                        			A jejunal ectopic pancreas, where pancreatic tissue is found outside of the usual anatomical location, is a rare submucosal tumor that may cause obscure gastrointestinal (GI) bleeding. After initial negative endoscopic evaluation of the obscure GI bleeding, including colonoscopy and/or upper endoscopy, it is reasonable to proceed with further evaluation of the small bowel. Diagnostic options for the evaluation of the small bowel may include capsule endoscopy, push enteroscopy, or barium contrast small bowel studies. Here, we report a case of obscure GI bleeding caused by a jejunal ectopic pancreas, diagnosed through capsule endoscopy and barium contrast small bowel studies, which was treated successfully with single incision access laparoscopy.
		                        		
		                        		
		                        		
		                        			Aged
		                        			;
		                        		
		                        			Capsule Endoscopy
		                        			;
		                        		
		                        			Diagnosis, Differential
		                        			;
		                        		
		                        			Female
		                        			;
		                        		
		                        			Gastrointestinal Hemorrhage/*diagnosis/surgery
		                        			;
		                        		
		                        			Humans
		                        			;
		                        		
		                        			Intestine, Small/radiography
		                        			;
		                        		
		                        			Jejunum/pathology
		                        			;
		                        		
		                        			Pancreas/pathology
		                        			
		                        		
		                        	
10.A Case of Phlebosclerotic Colitis in a Hemodialysis Patient.
Jun Ho SONG ; Jin Il KIM ; Jin Hwan JUNG ; Jeong Ho KIM ; Sang Hun LEE ; Dae Young CHEUNG ; Soo Heon PARK ; Jae Kwang KIM
The Korean Journal of Gastroenterology 2012;59(1):40-43
		                        		
		                        			
		                        			Phlebosclerotic colitis is a rare disease of intestinal ischemia caused by calcified peripheral mesenteric veins and a thickened colonic wall, differentiating it from the typical ischemic colitis. A 68-year-old man who was undergoing hemodialysis presented with hematochezia and abdominal pain. Colonoscopic findings showed typical dark purple-colored edematous mucosa. Linear calcifications in the colon were noted on both a plain abdominal radiolography and abdominal computer tomography. These findings suggested that the patient suffered from phlebosclerotic colitis. Following bowel rest and fluid therapy, there was full recovery. We herein report a rare case of phlebosclerotic colitis in a hemodialysis patient and include a review of the relevant literature.
		                        		
		                        		
		                        		
		                        			Abdominal Pain
		                        			;
		                        		
		                        			Aged
		                        			;
		                        		
		                        			Calcinosis
		                        			;
		                        		
		                        			Colitis/*diagnosis/radiography
		                        			;
		                        		
		                        			Colonoscopy
		                        			;
		                        		
		                        			Gastrointestinal Hemorrhage
		                        			;
		                        		
		                        			Humans
		                        			;
		                        		
		                        			Male
		                        			;
		                        		
		                        			Mesenteric Veins
		                        			;
		                        		
		                        			Renal Dialysis
		                        			;
		                        		
		                        			Tomography, X-Ray Computed
		                        			
		                        		
		                        	
            
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