Publications by authors named "Dong-Hyun Sinn"

Unlabelled: Controversy exists about whether antiviral therapy (AVT) should be recommended for compensated cirrhosis patients with chronic hepatitis B virus (HBV) infection and detectable, but low, serum HBV-DNA levels. A retrospective cohort of 385 treatment-naïve, HBV-related compensated cirrhosis patients (mean age: 51.1 ± 9.

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Objectives: Cytomegalovirus (CMV) infections in liver transplant recipients are common and result in significant morbidity and mortality. Intravenous ganciclovir or oral valganciclovir are the standard treatment for CMV infection. The present study investigates the efficacy of oral valganciclovir in CMV infection as a preemptive treatment after liver transplantation.

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Portal vein invasion (PVI) and extrahepatic spread (ES) are two tumor-related factors that define advanced stage in the Barcelona Clinic Liver Cancer (BCLC) staging system (BCLC stage C), and the recommended first line therapy in this stage is sorafenib. However, the extent of PVI and the type of ES may affect patient prognosis as well as treatment outcome. This study analyzed survival of BCLC stage C HCC patients in order to see whether sub-classification of BCLC stage C is necessary.

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Background/aims: The role of serum alpha-fetoprotein (AFP) determination in hepatocellular carcinoma (HCC) surveillance is controversial.

Methods: We reviewed a total of 132 patients (mean age 57.8 ± 9.

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Aim: To analyze whether prompt and appropriate empirical antibiotic (AEA) use is associated with mortality in cirrhotic patients with bacteremia.

Methods: A total of 102 episodes of bacteremia in 72 patients with cirrhosis were analyzed. AEA was defined as a using or starting an antibiotic appropriate to the isolated pathogen at the time of bacteremia.

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Background & Aims: Despite increasing reports of hepatitis B virus (HBV) reactivation in multiple myeloma (MM), HBV reactivation in patients with resolved hepatitis B [hepatitis B surface antigen (HBsAg)-negative/anti-hepatitis B core antigen antibody (anti-HBc)-positive] is still poorly characterized. The aim of this study was to clarify its frequency and risk factors.

Methods: A total of 230 MM patients with resolved hepatitis B were retrospectively reviewed for HBV reactivation and biochemical flare.

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Background And Aims: Osteocalcin was found to have a significant role in insulin resistance. Insulin resistance is considered a pathophysiological mechanism of nonalcoholic fatty liver disease (NAFLD). However, the relationship between serum osteocalcin level and NAFLD is not well known.

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Background & Aims: Sorafenib is recommended as the treatment of choice for hepatocellular carcinoma (HCC) with extrahepatic spread (EHS). However, early discontinuation of sorafenib treatment is not uncommon because of adverse events, deterioration of liver function and/or performance. This study aimed to investigate the treatment outcome and prognostic factors of sorafenib treatment in HCC patients with EHS in which sorafenib was administered for at least 8 weeks.

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Background: We analyzed whether difference exist in the clinical manifestations and outcomes of hepatocellular carcinoma (HCC) according to the two major etiologies of HCC from a nationwide, population-based, random HCC registry.

Methods: Of the 31,521 new HCC cases registered at the Korea Central Cancer Registry between 2003 and 2005, 4,630 (14.7%) were randomly abstracted, and followed up until December 2011.

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Objectives: Pancreatitis is the most common complication of endoscopic retrograde cholangiopancreatography (ERCP). The aim of this prospective trial was to compare the effect of ulinastatin and nafamostat on the prophylaxis of post-ERCP complications.

Methods: A total of 159 patients who underwent ERCP were divided into ulinastatin (n = 53), nafamostat (n = 53) and control (n = 53) groups.

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Pure red cell aplasia (PRCA) and autoimmune hemolytic anemia (AIHA) have rarely been reported as an extrahepatic manifestation of acute hepatitis A (AHA). We report herein a case of AHA complicated by both PRCA and AIHA. A 49-year-old female with a diagnosis of AHA presented with severe anemia (hemoglobin level, 6.

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Background: Liver abscess is a rare but potentially fatal complication of transarterial chemoembolization. Other than for biliary abnormalities, risk factors for liver abscess formation after transarterial chemoembolization have rarely been discussed.

Aims: To identify other risk factors of liver abscess after transarterial chemoembolization in patients with hepatocellular carcinoma.

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Background: Favorable association between modest alcohol consumption and cardiovascular disease had been reported in general population, however, whether observed benefit extend to men with established fatty liver disease remains unknown.

Methods: Cross-sectional study of 10,581 consecutive male participants aged 30 years or older undergoing abdominal ultrasonography and carotid artery ultrasonography were screened. Non-alcoholic fatty liver disease (NAFLD) was diagnosed with ultrasonography and exclusion of secondary causes for fat accumulation or other causes of chronic liver disease.

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Gallbladder tuberculosis is an extremely rare disease that is rarely reported in the literature. Arriving at the correct diagnosis of gallbladder tuberculosis is difficult, and it is usually made by histopathologic examination after cholecystectomy. However, due to the low sensitivity of acid-fast stain and culture result, diagnosing gallbladder tuberculosis is still demanding even after tissue acquisition.

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Basaloid squamous cell carcinoma is a rare and aggressive variant of squamous cell carcinoma, which mostly occurs in the upper aerodigestive tracts. Basaloid squamous cell carcinoma also typically arises in the anal canal, but is extremely rare in the lower gastrointestinal tract. A 70-year-old man presented with loose stool and intermittent hematochezia 2 months ago.

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Background: The early identification of severe acute pancreatitis is important for the management and for improving outcomes. The bedside index for severity in acute pancreatitis (BISAP) has been considered as an accurate method for risk stratification in patients with acute pancreatitis. This study aimed to evaluate the comparative usefulness of the BISAP.

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Background: Liver stiffness measurement (LSM) by transient elastography is a non-invasive method to assess liver fibrosis. Decline in LSM value has been reported after antiviral treatment (AVT) using nucleos(t)ide analogues (NUCs) in chronic hepatitis B (CHB) patients, however, factors associated with changes in LSM during AVT remains unclear.

Methods: A total of 76 CHB patients who received AVT with NUCs and had serial LSM (median duration: 16 months, range: 12 to 35 months) during AVT were analyzed.

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Background: Initial presentation of hepatocellular carcinoma (HCC) at an advanced stage in patients under a regular surveillance program is a devastating problem.

Aims: We assessed the prevalence and factors associated with this surveillance failure.

Methods: A total of 304 HCC patients who received regular surveillance were retrospectively reviewed.

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Hepatoid adenocarcinoma (HAC) is a rare type of extrahepatic carcinoma whose morphology is similar to that of hepatocellular carcinoma (HCC). Metachronous HCC and HAC in the same patient is extremely rare. The case of a 68-year-old man with chronic hepatitis B infection who had both HCC and HAC of the stomach is reported herein.

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Aim: To investigate whether the disease progression of chronic hepatitis C patients with normal alanine aminotransferase (ALT) levels differs by ALT levels.

Methods: A total of 232 chronic hepatitis C patients with normal ALT (< 40 IU/L) were analyzed. The patients were divided into "high-normal" and "low-normal"ALT groups after determining the best predictive cutoff level associated with disease progression for each gender.

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Background: The degree of steatosis is an important factor that determines the graft function in the recipient and the recovery of the remnant liver in the living donor. To date, there is no consensus regarding how to assess steatosis among potential living liver donors. We evaluate the prevalence and risk factors for steatosis in living liver donors with normal serum aminotransferase levels and without fatty liver on ultrasonography (US-negative).

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Aim: To evaluate the efficacy and safety of tenofovir disoproxil fumarate (TDF) for chronic hepatitis B (CHB) patients after multiple failures.

Methods: A total of 29 CHB patients who had a suboptimal response or developed resistance to two or more previous nucleoside/nucleotide analogue (NA) treatments were included. Study subjects were treated with TDF alone (n = 13) or in combination with lamivudine (LAM, n = 12) or entecavir (ETV, n = 4) for ≥ 6 mo.

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Background: Although an association between low-level environmental heavy metal exposure and the incidence of metabolic syndrome (MS) has been hypothesized, little research on this topic has been conducted on a population-wide level.

Methods: We analyzed MS status and whole blood lead, mercury, cadmium, manganese, and creatinine-adjusted urine arsenic concentrations in 1,405 subjects, ≥ 20 years of age, who were registered for the Korea National Health and Nutrition Examination Survey, 2008.

Results: Various demographic and biochemical parameters were associated with MS and blood heavy metal status.

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Background/aims: Accurate staging of hepatocellular carcinoma (HCC) is critical for guiding optimal treatment, and the presence of extrahepatic metastases (EHM) can seriously affect the optimal choice of treatment in the sorafenib era. However, there is limited data about when and how to screen EHM for newly diagnosed HCC patients, especially for patients without symptoms or signs of EHM.

Methodology: We analyzed 314 newly diagnosed HCC patients who had no symptoms or signs of EHM and who had undergone additional modalities.

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