M

M Ionescu

Jackson Health System

ORCID: 0000-0003-2434-0467

Publishes on Pancreatic and Hepatic Oncology Research, Pancreatitis Pathology and Treatment, Cholangiocarcinoma and Gallbladder Cancer Studies. 130 papers and 1.2k citations.

130Publications
1.2kTotal Citations

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Top publicationsby citations

Outcomes of surgical resection of gallbladder cancer in patients presenting with jaundice: A systematic review and meta‐analysis
B. Dasari, M Ionescu, Timothy M. Pawlik et al.|Journal of Surgical Oncology|2018
Cited by 44

INTRODUCTION: Preoperative jaundice is considered a relative contraindication to radical gallbladder cancer (GBC) resection due to poor prognosis and high postoperative morbidity. Recent reports have indicated that aggressive surgery may improve long-term survival for patients with advanced GBC who present with obstructive jaundice. The current systematic review and meta-analysis aimed to compare postoperative outcomes among jaundiced and non-jaundiced patients with resectable GBC. METHODS: An electronic search was performed using several Medical Subject Headings terms: cholecyst, gallbladder, tumor, cancer, carcinoma, adenocarcinoma, neoplasia, neoplasm, jaundice, and icterus. Overall survival after surgery was the primary outcome; resectability and postoperative morbidity were the secondary outcomes. RESULTS: Overall survival was shorter among patients who presented with jaundice (Hazard ratio [HR]: 2.21, 95% confidence interval [CI], 1.64-2.97; P < 0.001). Patients with jaundice were less likely to have resectable disease (odds ratio: 0.27, 95% CI, 0.17-0.43; P < 0.001). The jaundice group had higher odds of postoperative morbidity, bile-leak, and posthepatectomy failure versus the non-jaundiced control group. CONCLUSIONS: Radical surgery for GBC resection for patients presenting with obstructive jaundice was associated with reduced overall survival and increased postoperative morbidity. Jaundiced patients with advanced GBC should be considered for surgical resection but need careful evaluation and counseling before undertaking extensive surgical resection.

Neuroendocrine tumours of the ampulla of Vater: clinico-pathological features, surgical approach and assessment of prognosis
Traian Dumitraşcu, Simona Dima, Vlad Herlea et al.|Langenbeck s Archives of Surgery|2012
Cited by 42Open Access

BACKGROUND/AIMS: Neuroendocrine tumours occur very rarely in the ampulla of Vater and their clinical behaviour is unknown. The aim of this study is to assess the clinico-pathological features, surgical approach and prognosis of these patients. METHODS: Six patients with neuroendocrine tumours of the ampulla of Vater treated with curative intent surgery at a single centre were retrospectively analysed. A univariate analysis of potential prognostic factors was also performed (data provided from the present study and literature review). RESULTS: Pancreaticoduodenectomy was curative in all the patients. Overall and disease-free survival rates were significantly better for G1/G2 tumours (p = 0.006 and p = 0.004, respectively). Although frequent, lymph node metastases did not influenced both overall (p = 0.760) and disease-free survival rates (p = 0.745). No significant differences of survival were observed in patients with ENETS stage I/II disease, as compared to ENETS stage III disease (p = 0.169 and p = 0.137, respectively). No differences were observed according to UICC staging system (p = 0.073 and p = 0.177, respectively). Tumours that are less than 2 cm or limited to the ampulla appear to have a better prognosis. CONCLUSION: The WHO 2010 classification appear to accurately predict patient prognosis, while the ENETS or UICC staging systems have a limited value (especially in regard to lymph node metastases). Radical surgery (i.e. pancreaticoduodenectomy with lymphadenectomy) should be the standard approach in most patients with NET of the ampulla of Vater because this procedure removes all the potential tumour-bearing tissue.

The Todani Classification for Bile Duct Cysts: an Overview
Traian Dumitraşcu, Ioana Gabriela Lupescu, M Ionescu|Acta chirurgica Belgica|2012
Cited by 32

Bile duct cysts are a rare medical condition and are more frequent in children. However, the disease is becoming increasingly common in adults. The modified Todani classification, which is based on anatomical characteristics, is the current standard classification method. However, this classification does not take the following factors into consideration: different epidemiology, pathogenesis, risk of malignant transformation, clinical and imaging aspects, and different therapeutical approaches for all the bile duct cysts. Thus, some clinicians denied its clinical significance and viability. Moreover, some rare variants (i.e., cystic duct cysts) of bile duct cysts were initially not included and were subsequently categorized as type VI. Although it clusters different diseases, the Todani classification of bile duct cysts should also be used in clinical practice because it is simple, reproducible and widely agreed upon, thereby allowing an appropriate comparative analysis between different series of patients who are classified based on this scheme. Exceptional, cystic duct cysts should be included in the Todani classification (as a subtype of type II BDC rather than as a "new" type VI) so that the gastroenterologists, radiologists and surgeons are aware of this variation.

Pancreatoduodenectomy en bloc with portal and superior mesenteric artery resection--a case report and literature review.
Cited by 30

BACKGROUND: Pancreatic cancer is one of the most lethal malignancies and is associated with a very poor overall survival. However, it seems that the only curative option remains an aggressive surgical approach capable of obtaining a radical resection. Unfortunately, this desiderate is even harder to be obtained when it comes to pancreatic tumors with vascular invasion. CASE REPORT: We present the case of a 65-year-old patient who was diagnosed with a cephalopancreatic tumor invading both the portal vein and the superior mesenteric artery. RESULTS: Whipple procedure was performed with portal and superior mesenteric artery resection; the continuity of the portal vein was established by an end-to-end anastomosis, while the superior mesenteric artery was re-implanted in the infra-renal aorta. CONCLUSION: Due to improvements of surgical techniques and postoperative management, the postoperative morbidity and early mortality significantly decreased and enabled the surgeon to perform ultra-radical surgery with better outcome.