scholarly journals Evaluating the accuracy of three international guidelines in identifying the risk of malignancy in pancreatic cysts : a retrospective analysis of a surgical treated population

2021 ◽  
Vol 84 (3) ◽  
Author(s):  
A Vanden Bulcke ◽  
J Jaekers ◽  
H Topal ◽  
D Vanbeckevoort ◽  
V Vandecaveye ◽  
...  

Background and study aims : The international consensus Fukuoka guideline (Fukuoka ICG), The European evidence-based guideline on pancreatic cystic neoplasms (European EBG) and the American Gastroenterological Association institute guideline on the diagnosis and management of asymptomatic neoplastic pancreatic cysts (AGA IG) are 3 frequently cited guidelines for the risk stratification of neoplastic pancreatic cysts. The aim of this study was to assess the accuracy of detecting malignant cysts by strictly applying these guidelines retrospectively to a cohort of surgically resected pancreatic cysts. Patient and methods : 72 resected cysts were included in the analysis. Invasive carcinoma, high grade dysplasia and neuroendocrine tumour were considered as “malignant cysts” for the purpose of the study. Results : 32% of the resected cysts were malignant. The analysis showed that the Fukuoka ICG, European EBG and AGA IG had a sensitivity of 66,8%, 95,5%, 80%; a specificity of 26,8%, 11,3%, 43,8%; a positive predictive value of 31,8%, 35%, 47,1% and a negative predicted value of 61,1%, 83,3%, 77,8% respectively. The missed malignancy rate was respectively 11,3%, 1,5%, 7,7% and surgical overtreatment was respectively 48,4%, 59,1%, 34,6%. Conclusion : In this retrospective analysis, the European EBG had the lowest rate of missed malignancy at the expense of a high number of “unnecessary” resections. The Fukuoka ICG had the highest number of missed malignancy. The AGA IG showed the lowest rate of unnecessary surgery at the cost of a high number of missed malignancy. There is need to develop better biomarkers to predict the risk of malignancy.


2016 ◽  
Vol 46 (2) ◽  
pp. 60-65 ◽  
Author(s):  
Timothy Meagher ◽  
Andreas Armuss

Pancreatic cysts are more common than before, largely because of widespread abdominal imaging. Pancreatic cystic neoplasms (PCN) are relevant to risk selection on 2 counts: they constitute more than 50% of all pancreatic cysts and, in contrast to the other 2 cyst types, are capable of malignant transformation. The majority of PCNs are benign at time of diagnosis and will follow a benign course. The challenge is to identify those PCNs that are malignant or will undergo malignant transformation with time. The purpose of this article is to provide pointers that can help meet this challenge while also summarizing the ongoing debate about their optimal management.



2009 ◽  
Vol 23 (8) ◽  
pp. 537-542 ◽  
Author(s):  
Ali Cadili ◽  
Amy Bazzerelli ◽  
Sipi Garg ◽  
Robert Bailey

BACKGROUND: The natural history of pancreatic cystic neoplasms remains poorly understood despite growing evidence on the subject. Pancreatic cysts display a wide spectrum of pathological phenotypes, each associated with a different prognostic implication. Many pancreatic cysts are of undetermined malignant potential at presentation and remain so until surgically resected. While the survival rates of patients with malignant cysts are known to be poor, survival rates in patients with undetermined pancreatic cysts are unknown.OBJECTIVE: To identify the factors associated with survival in a group of patients diagnosed with a pancreatic cyst(s).METHODS: The present study was a retrospective multicentre review of pancreatic cystic neoplasms. All patients with a diagnosis of a neoplastic pancreatic cyst from 1994 to 2003 were identified at five different institutions in Edmonton, Alberta. The data collected included patient age, sex, imaging modality, cyst location, cyst size, number of cysts, comorbid illnesses, history of upper abdominal surgery, previous cancer, previous or concurrent metastases, symptoms (pain, upper gastrointestinal bleeding, signs of biliary obstruction, nausea/vomiting), remarkable radiological features, elevated amylase or lipase, type of pancreatic surgery, final pathology (benign or malignant) and overall survival. Survival models were used to assess whether any covariates were predictors of the survival time. Patient data were plotted using the Kaplan-Meier method. The resulting plot was used to calculate survival in the cohort.RESULTS: In total, 64 patients were identified as having neoplastic pancreatic cysts from 1994 to 2003 at the five institutions. The median overall patient survival time was 86 months. The median age at diagnosis for the patient population was 73 years, with 40 patients being women. Univariate analysis revealed that the risk of death was associated with patient age, sex and history of major comorbid illness. Multivariate models identified increased patient age and male sex as the factors that correlated most strongly with decreased overall survival.CONCLUSION: Overall survival in patients with neoplastic pancreatic cysts is determined by patient factors (ie, age and sex) rather than factors descriptive of the cyst such as size and morphology. No conclusions could be made regarding the relationship between cyst pathology and patient survival.



2018 ◽  
Vol 90 (4) ◽  
pp. 1-4
Author(s):  
Aleksandra Oleśna ◽  
Michał Wlaźlak ◽  
Janusz Strzelczyk ◽  
Marian Danilewicz

Introduction Frequency of detection of pancreatic cystic lesions increased recent years. The majorities are pseudocysts, the remaining cysts are mainly neoplasms. Proven risk of malignancy affects intraductal papillary mucinous neoplasms (IPMN) and mucinous cystic neoplasms (MCN). Material and methods 145 patients operated on at the Department of General and Transplant Surgery in Barlicki Hospital in Lodz, Poland, in 2007-2016 due to pancreatic cystic lesion. The type of surgery, histopathological diagnosis and basic demographic data were analyzed. Results Nonneoplastic cyst (mainly pseudocysts) was found in 66.9% of patients, neoplasms were detected in 33.1%. The mean age was significantly higher in patients with neoplasms than without neoplasm (57.06 years vs. 50.88 years, p = 0.009). Neoplastic cyst occurred more frequently in women (68.75% of women, 31.25% of men, p = 0.001), Nonneoplastic cyst was found significantly more often in men (64.95% of men, 35.05% of women, p = 0.001). Malignant tumor was found in 14.58% of neoplasms cases. Pancreatic resections in neoplastic cysts were performed in 77,08%. In patients with nonneoplastic cysts drainage operations were performed most frequently (80.41%). Conclusions Neoplastic cysts are more common in women. The average age in the group of patients with neoplasms is higher than in the group with nonneoplastic cysts. In women with pancreatic cystic lesion without history for pancreatitis, the probability of neoplasms diagnosis is high. Discussion Pancreatic cystic tumors are treated radically due to the lack of sufficiently sensitive and specific pre-operative examinations. The natural history of mucinous neoplasms (IPMN and MCN) ranges from dysplasia to cancer. There are no guidelines that could be in satisfactory way used in follow up patients with pancreatic cysts.



2020 ◽  
pp. 1-6
Author(s):  
Viswanath YKS ◽  
Ahmed Mehanna ◽  
Viswanath YKS ◽  
Talvinder Gill ◽  
Anil Reddy ◽  
...  

Introduction: Pancreatic cancer is the sixth most common cause of death from cancer in the UK. Cystic pancreatic neoplasms are being recognized more with the increase in the use of the CT scan. EUS has been increasingly used to asses and identify lesions in the pancreas, however, it can’t differentiate between benign and malignant tumors alone. The role of EUS guided FNA cytology (EUS FNAC) is still controversial in the management of pancreatic cysts where neoplastic process is questioned. Aim: This systematic review is aiming to explore the currently available evidence assessing the role of EUS guided FNA cytology (EUS FNAC) in the management of pancreatic cystic neoplasms. Methods: A total of five studies with 597 patient EUS FNAC episodes were included in this systematic review. Results: The sensitivity of the EUS FNAC in the papers was variable between 46.7% to 91.7% while the sensitivity of the test was 100% for all the papers except for 1 paper which was 82.1%. CEA level was assessed in 3 papers, however, the cut off level was different. Conclusion: The high specificity of EUS FNAC qualify it as a useful adjunct to ascertain or exclude malignancy in the pancreatic cystic lesions. EUS FNAC cannot be used alone as a method of screening, given low sensitivity. Measuring CEA in the cyst fluid can be a good aide to increase the sensitivity and an identifiable cut off level should be proposed. Well-conducted and powered studies are needed to further explore the role of EUS FNAC in patients with pancreatic cystic neoplastic lesions.



2012 ◽  
Vol 2012 ◽  
pp. 1-7 ◽  
Author(s):  
Linda S. Lee ◽  
Thomas Clancy ◽  
Vivek Kadiyala ◽  
Shadeah Suleiman ◽  
Darwin L. Conwell

Cystic neoplasms of the pancreas are increasingly recognized due to the frequent use of abdominal imaging. It is reported that up to 20% of abdominal cross-sectional scans identify incidental asymptomatic pancreatic cysts. Proper characterization of pancreatic cystic neoplasms is important not only to recognize premalignant lesions that will require surgical resection, but also to allow nonoperative management of many cystic lesions that will not require resection with its inherent morbidity. Though reliable biomarkers are lacking, a wide spectrum of diagnostic modalities are available to evaluate pancreatic cystic neoplasms, including radiologic, endoscopic, laboratory, and pathologic analysis. An interdisciplinary approach to management of these lesions which incorporates recent, specialty-specific advances in the medical literature is herein suggested.



2016 ◽  
Vol 84 (5) ◽  
pp. 780-784 ◽  
Author(s):  
Yousuke Nakai ◽  
Takuji Iwashita ◽  
Susumu Shinoura ◽  
Do H. Park ◽  
Jason B. Samarasena ◽  
...  


2018 ◽  
Vol 51 (4) ◽  
pp. 218-224 ◽  
Author(s):  
Aline Falqueto ◽  
Gustavo Lemos Pelandré ◽  
Mariânges Zadrozny Gouvêa da Costa ◽  
Marcelo Souto Nacif ◽  
Edson Marchiori

Abstract Objective: To analyze the prevalence of cystic lesions of the pancreas on imaging exams and their association with signs of malignancy risk. Materials and methods: This was an observational cross-sectional study, in which we evaluated 924 sequential computed tomography and magnetic resonance imaging scans of the abdomen. For all of the patients included in the study, we reviewed the demographic data available in the medical records and evaluated the images. Results: Cysts were observed in 4.5% of patients, the prevalence of cysts being highest (7.6%) in patients over 60 years of age. Lesions were detected at higher rates on magnetic resonance imaging and in patients with pancreatic symptoms (6.1% and 42.9%, respectively). Signs of malignancy risk were observed in 26.3% of the patients, more frequently in those who were male and over 60 years of age. Conclusion: The prevalence of pancreatic cysts was 4.5%. Signs of malignancy risk were observed in 26.3% of the cystic neoplasms identified.



2020 ◽  
Vol 109 (1) ◽  
pp. 34-41
Author(s):  
A. Caravati ◽  
S. Andrianello ◽  
T. Pollini ◽  
M. Biancotto ◽  
A. Balduzzi ◽  
...  

Background and Aims: Pancreatic cysts are increasingly diagnosed, mainly during abdominal imaging performed for other reasons. Between pancreatic cystic neoplasm, intraductal papillary mucinous neoplasms are the most common pre-malignant entities. Intraductal papillary mucinous neoplasms involving side branches overall harbor a low risk of malignancy, and in the recent past, a progressively more conservative approach has been consolidated. Purpose of this report is to summarize the evidence supporting the current practice for the management of branch duct intraductal papillary mucinous neoplasm and to offer a useful practical guide from first observation to post-operative follow-up. Materials and Methods: Review of the most important scientific literature on intraductal papillary mucinous neoplasms was made. In this review article, we also report the experience of a high volume center in managing Pancreatic cystic neoplasms. Results: The correct management during surveillance still is a matter of debate, since many guidelines have been published suggesting different clinical approaches. Recently, follow-up discontinuation has also been proposed in selected cases. Conclusion: Despite significant improvements made by the increase of evidence, selecting surgical candidates because of an increased risk of malignant progression remains an unsolved issue and a hot topic for pancreatologists.



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