Publications by authors named "Phillip V"

Background: Post-endoscopic retrograde cholangiopancreatography (ERCP) pancreatitis (PEP) is the most common complication of ERCP, with limited studies comparing combined prophylactic measures and their efficacy relative to individual patient risk profiles. This study aims to perform an individual patient data meta-analysis (IPDMA) to evaluate the contribution of patient and ERCP-related risk factors to PEP development and to identify the best prophylaxis strategies according to the patient's risk profile.

Methods: We systematically searched MEDLINE, Embase, and Cochrane databases until November 2022 for randomized controlled PEP prophylaxis trials.

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Article Synopsis
  • - A new machine learning tool was developed to predict the risk of post-ERCP pancreatitis (PEP) using data from 12 clinical trials, aiming to improve decision-making regarding patient care.
  • - The tool was trained on 7389 patients, considering various risk factors and interventions, achieving a predictive accuracy (AUC) of 0.70 in the training phase and 0.74 in a pilot study with 135 patients.
  • - This study shows that the model can effectively help identify patients at low risk for PEP, potentially reducing unnecessary post-procedural monitoring.
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The prognosis for pancreatic cancer remains poor. Molecular diagnostics and customized therapies are becoming increasingly important in clinical routine. Patient-derived, predictive model systems such as organoids have the potential to substantially increase the depth of information from biopsy material by functional and molecular characterization.

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Objective: Early disease prediction is challenging in acute pancreatitis (AP). Here, we prospectively investigate whether the microbiome predicts severity of AP (Pancreatitis-Microbiome As Predictor of Severity; P-MAPS) early at hospital admission.

Design: Buccal and rectal microbial swabs were collected from 424 patients with AP within 72 hours of hospital admission in 15 European centres.

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Objectives: Because IPMNs are potentially malignant, surveillance of IPMN is recommended by magnetic resonance imaging (MRI) and endoscopic ultrasound (EUS). The aim of the study was the evaluation of the concordance between EUS and MRI regarding cyst size.

Methods: Retrospective data analysis was done for patients with IPMN in whom EUS and MRI were performed simultaneously (≤60 days).

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Introduction: Colorectal cancer is the second most common cause of cancer death worldwide. Screening colonoscopy is a very effective measure to prevent colorectal cancer and can reduce mortality at the population level. However, the participation rates of screening programs are low.

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Background: Biliary microlithiasis/sludge is detected in approximately 30% of patients with idiopathic acute pancreatitis (IAP). As recurrent biliary pancreatitis can be prevented, the underlying aetiology of IAP should be established.

Aim: To develop a machine learning (ML) based decision tool for the use of endosonography (EUS) in pancreatitis patients to detect sludge and microlithiasis.

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Background & Aims: Currently, most patients with branch duct intraductal papillary mucinous neoplasms (BD-IPMN) are offered indefinite surveillance, resulting in health care costs with questionable benefits regarding cancer prevention. This study sought to identify patients in whom the risk of cancer is equivalent to an age-matched population, thereby justifying discontinuation of surveillance.

Methods: International multicenter study involving presumed BD-IPMN without worrisome features (WFs) or high-risk stigmata (HRS) at diagnosis who underwent surveillance.

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Introduction: Cold snare polypectomy (CSP) is a safe and effective procedure for small colorectal polyps ≤9 mm. There are only limited data regarding CSP of larger neoplastic lesions. This study evaluated the efficacy and safety of CSP for polyps between 10 and 15 mm in size.

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Article Synopsis
  • A study was conducted to analyze the effectiveness of high-b-value computed diffusion-weighted imaging (cDWI) in detecting and classifying solid lesions in pancreatic intraductal papillary mucinous neoplasm (IPMN), using endoscopic ultrasound and histopathology as references.
  • The research involved 82 patients, applying various diffusion-weighted imaging techniques, including high-resolution and conventional imaging, assessed by experienced radiologists based on image quality and diagnostic confidence.
  • Results indicated that high-b-value cDWI significantly improved lesion detection and classification compared to lower b-value images, with high-resolution imaging yielding even better quality, suggesting that these methods could enhance diagnostic accuracy for IPMN.
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Background: In response to students´ poor ratings of emergency remote lectures in internal medicine, a team of undergraduate medical students initiated a series of voluntary peer-moderated clinical case discussions. This study aims to describe the student-led effort to develop peer-moderated clinical case discussions focused on training cognitive clinical skill for first and second-year clinical students.

Methods: Following the Kern Cycle a didactic concept is conceived by matching cognitive learning theory to the competence levels of the German Medical Training Framework.

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Background: Risk stratification and recommendation for surgery for intraductal papillary mucinous neoplasm (IPMN) are currently based on consensus guidelines. Risk stratification from presurgery histology is only potentially decisive owing to the low sensitivity of fine-needle aspiration. In this study, we developed and validated a deep learning-based method to distinguish between IPMN with low grade dysplasia and IPMN with high grade dysplasia/invasive carcinoma using endoscopic ultrasound (EUS) images.

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Despite the advance and success of precision oncology in gastrointestinal cancers, the frequency of molecular-informed therapy decisions in pancreatic ductal adenocarcinoma (PDAC) is currently neglectable. We present a longitudinal precision oncology platform based on functional model systems, including patient-derived organoids, to identify chemotherapy-induced vulnerabilities. We demonstrate that treatment-induced tumor cell plasticity in vivo distinctly changes responsiveness to targeted therapies, without the presence of a selectable genetic marker, indicating that tumor cell plasticity can be functionalized.

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Background: Acute pancreatitis (AP) is an inflammatory disorder that causes a considerable economic health burden. While the overall mortality is low, around 20% of patients have a complicated course of disease resulting in increased morbidity and mortality. There is an emerging body of evidence that the microbiome exerts a crucial impact on the pathophysiology and course of AP.

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Dysbetalipoproteinemia (DBL) is an uncommon condition characterized by a mixed hyperlipidemia due to accumulation of remnant lipoproteins and is highly atherogenic. Typically, DBL is an autosomal recessive condition requiring an additional metabolic stress with reduced apolipoprotein E (apoE) function. However, DBL is also described in patients with multiple myeloma without the characteristic apoE2/E2 mutation seen in familial DBL.

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Background: Early identification of patients with acute severe pancreatitis is important for prompt and adequate treatment. Existing scores for pancreatitis are often laborious or require serial patient evaluation, whereas the qSOFA score, that was established to predict outcome in patients with suspected infection, is simple to perform.

Aims And Methods: In this cohort study, we analyse the potential of the qSOFA score to predict outcome of patients with acute pancreatitis and refine the qSOFA score by rapid available laboratory parameters to the emergency room assessment of acute pancreatitis (ERAP) score.

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We report a case of a fatal Strongyloides stercoralis hyperinfection syndrome (SHS) in a migrant from Kenya, who had been living in Germany for three decades. A short-course oral steroid treatment for Chronic Obstructive Pulmonary Disease (COPD) exacerbation had been administered four weeks prior to the presentation. The initial clinical and radiological findings suggested a mechanical small bowel obstruction as a cause of ileus.

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 Acute pancreatitis (AP) is one of the most common gastrointestinal disorders leading to hospitalization and the most frequent complication of endoscopic retrograde cholangiopancreatography (ERCP). Besides pharmaco-prophylaxis, pancreatic stenting has been demonstrated to protect from post-ERCP pancreatitis (PEP). However, it remains unclear which patients benefit from pancreatic stenting.

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Pancreatic cystic lesions comprise diverse entities with different histopathological characteristics. Differential diagnosis is often challenging. Autoimmune pancreatitis (AIP) is usually not considered an underlying pathology in the differential diagnosis of peri-/pancreatic pseudo-/cystic lesions.

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The formation of pancreatic pseudocysts and (pseudo-)aneurysms of intestinal vessels are rare but life-threatening complications in acute and chronic pancreatitis. Here we report the rare case of a patient suffering from chronic pancreatitis with an arterial pseudoaneurysm within a pancreatic pseudocyst and present its successful therapeutic management by angioembolization to prevent critical bleeding. A 67-year-old male with a history of chronic pancreatitis presented with severe acute abdominal pain and vomiting to the emergency department.

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BACKGROUND : Use of a side-viewing endoscope is currently mandatory to examine the major duodenal papilla; however, previous studies have used cap-assisted endoscopy for complete examination of the papilla. The aim of this study was to compare cap-assisted endoscopy with side-viewing endoscopy for examination of the major duodenal papilla. METHODS : This was a prospective, randomized, blinded, controlled, noninferiority crossover study.

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Background And Objectives: Candida infections are frequent in necrotising pancreatitis. Candidemia is associated with very high mortality and its risk due to infected pancreatic necrosis is unknown. So we aimed to assess potential risk factors and the risk of candidemia in necrotising pancreatitis.

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Background: Pancreatic pseudocysts arise mostly in patients with alcohol induced chronic pancreatitis causing various symptoms and complications. However, data on the optimal management are rare. To address this problem, we analysed patients with pancreatic pseudocysts treated at our clinic retrospectively.

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