Publications by authors named "Rohan Modi"

Background And Aims: In addition to managing malignant obstruction, esophageal stents (ESs) have evolved to address various benign etiologies of dysphagia. We sought to evaluate national trends and changes in practice of ES placement for both benign and malignant etiologies in hospitalized patients with dysphagia.

Methods: The National Inpatient Sample (2003-2013) was used to include all adult inpatients (≥18 years of age) with endoscopy-guided ES placement for a symptom of dysphagia.

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Obstructive Sleep Apnea (OSA) is strongly associated with adverse cardiovascular events. In these patients, increased oxidative stress has been associated with accelerated coronary atherosclerosis. However, it is unclear if OSA is associated with significant coronary artery plaque burden.

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Background And Aims: There remains a substantial residual risk of ischaemic heart disease (IHD) despite optimal low-density lipoprotein cholesterol (LDLC) reduction. Part of this risk may be attributable to remnant cholesterol, which is carried in triglyceride-rich lipoproteins. We evaluated the relationship between remnant cholesterol and coronary atherosclerotic plaque burden assessed non-invasively by computed tomography coronary angiography (CTCA) in patients with suspected coronary artery disease (CAD).

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Article Synopsis
  • The study aimed to assess how defecation postural modification devices (DPMDs) affect normal bowel patterns in individuals.
  • Researchers conducted a crossover study with 52 participants over four weeks, monitoring bowel movements first without and then with the use of DPMDs.
  • Results showed that using DPMDs led to more complete bowel emptying, reduced straining, and shorter bowel movement duration compared to not using the devices.
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Aim: To determine the readmission rate, its reasons, predictors, and cost of 30-d readmission in patients with cirrhosis and ascites.

Methods: A retrospective analysis of the nationwide readmission database (NRD) was performed during the calendar year 2013. All adults cirrhotics with a diagnosis of ascites, spontaneous bacterial peritonitis, or hepatic encephalopathy were identified by ICD-9 codes.

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Aims: There is a lack of population studies evaluating the impact of bariatric surgery (BRS) on all-cause inpatient mortality. We sought to determine the impact of prior BRS on all-cause mortality and healthcare utilization in hospitalized patients.

Methods: We analyzed the National Inpatient Sample database from 2007 to 2013.

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Aim: To examine the effect of center size on survival differences between simultaneous liver kidney transplantation (SLKT) and liver transplantation alone (LTA) in SLKT-listed patients.

Methods: The United Network of Organ Sharing database was queried for patients ≥ 18 years of age listed for SLKT between February 2002 and December 2015. Post-transplant survival was evaluated using stratified Cox regression with interaction between transplant type (LTA SLKT) and center volume.

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Background: Transarterial chemoembolization (TACE) is a palliative procedure frequently used in patients with advanced hepatocellular carcinoma (HCC). We examined the national inpatient trends of TACE and related outcomes in the United States over the last decade.

Methods: We utilized the National Inpatient Sample (2002 to 2012) and performed trend analyses of TACE for HCC in all adult patients (age >18 years).

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Background: Diverticulitis in patients with cirrhosis has been associated with higher surgical mortality, but no prior studies evaluate non-surgical treatment results.

Aims: Our aim was to compare the outcomes of hospitalization for diverticulitis in patients with and without cirrhosis.

Methods: We utilized the Nationwide Inpatient Sample (2007-2013) for patients with and without cirrhosis hospitalized for diverticulitis.

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Goals: The goal of this study was to evaluate outcomes of colonoscopy in the setting of post myocardial infarction (MI) gastrointestinal bleeding (GIB) in a large population-based data set.

Background: The literature to substantiate the proposed safety of colonoscopy following an acute MI is limited.

Study: The Nationwide Inpatient Sample (2007 to 2013) was utilized to identify all adult patients (age, 18 y or above) hospitalized with a primary diagnosis of ST-elevation MI and receiving left heart catheterization (STEMI-C).

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Intraductal papillary mucinous neoplasms are classified into gastric, intestinal, pancreatobiliary, and oncocytic subtypes where morphology portends disease prognosis. The study aim was to demonstrate EUS-guided needle-based confocal laser endomicroscopy imaging features of intraductal papillary mucinous neoplasm subtypes. Four subjects, each with a specific intraductal papillary mucinous neoplasm subtype were enrolled.

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Aim: To investigate the reproducibility of the endoscopic ultrasound (EUS) - guided needle based confocal endomicroscopy (nCLE) image patterns in an setting and compare these to surgical histopathology for characterizing pancreatic cystic lesions (PCLs).

Methods: In a prospective study evaluating EUS-nCLE for evaluation of PCLs, 10 subjects underwent an nCLE (AQ-Flex nCLE miniprobe; Cellvizio, MaunaKea, Paris, France) during EUS and probe based CLE (pCLE) of the PCL (Gastroflex ultrahigh definition probe, Cellvizio) after surgical resection. Biopsies were obtained from CLE-imaged areas for comparative histopathology.

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Aim: To determine the impact of transjugular intrahepatic porto-systemic shunt (TIPS) on post liver transplantation (LT) outcomes.

Methods: Utilizing the United Network for Organ Sharing (UNOS) database, we compared patients who underwent LT from 2002 to 2013 who had underwent TIPS to those without TIPS for the management of ascites while on the LT waitlist. The impact of TIPS on 30-d mortality, length of stay (LOS), and need for re-LT were studied.

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