The DSA-Former network introduces a hybrid approach for segmenting liver and liver tumours, effectively integrating convolutional kernels and attention mechanisms. Achieving dice coefficients of 96.8% for liver segmentation and 72.2% for tumour segmentation, this method outperforms existing techniques in key metrics such as IoU and HD95. Enhanced segmentation precision promises to bolster the accuracy of […]
Category: HPB & Spleen
Adjuvant TACE with Lenvatinib Enhances Survival in HCC Patients
A study involving 346 patients with hepatocellular carcinoma and microvascular invasion demonstrated that adjuvant transcatheter arterial chemoembolization (TACE) combined with lenvatinib significantly improves overall survival and recurrence-free survival compared to no adjuvant therapy. Group one, which received both treatments, showed superior outcomes (overall survival HR 0.321, recurrence-free survival HR 0.319), whereas groups receiving either treatment […]
Machine learning enhances predictions for biliary tract cancer survival.
A novel “biliary tract cancer survival calculator” was developed, utilizing machine learning to provide personalized survival estimates for patients with biliary tract cancers, incorporating data from 62,877 cases. Key factors negatively impacting survival included metastatic disease, age at diagnosis, and lack of surgical treatment. The model demonstrated significant accuracy during internal validation, with a c-index […]
Initial assessments of resectability influence outcomes for colorectal cancer patients
In a study of 1,250 patients with liver-only metastatic colorectal cancer (mCRC), less than half of those initially deemed unresectable achieved successful surgical resection after systemic therapy. Factors such as younger age and better performance status correlated with the likelihood of conversion to resectability. Overall survival rates post-resection significantly exceeded those of non-resected patients across […]
Endoscopic ultrasound effectively characterizes pancreatic cystic lesions.
Enhanced imaging techniques have led to increased detection of pancreatic cystic lesions. A study of 88 patients revealed that endoscopic ultrasound fine needle aspiration (EUS-FNA) allowed for precise characterization of these lesions, with some demonstrating worrisome features requiring surgical intervention. Most patients had a history of pancreatitis, and the majority of lesions were pancreatic pseudocysts. […]
Repeat liver resection improves prognosis for colorectal liver metastasis.
Patients with recurrent colorectal liver metastases who underwent repeat liver resection experienced significantly better long-term outcomes compared to those who did not, with five-year overall survival rates of 66.3% versus 27.2% respectively. Key prognostic factors include having four or more recurrent tumors, tumors larger than 5 cm, and the presence of extrahepatic disease. Prognosis varied […]
New preoperative assessment criteria reduce liver surgery risks
A study involving 150 patients undergoing major hepatectomy for hilar cholangiocarcinoma identified critical risk factors for postoperative liver failure. The combined assessment of future remnant liver volume to total liver volume ratio (frlv/tlv) and indocyanine green clearance fraction (icgk-f) proved effective in predicting complications. Patients with both high-risk factors had a significantly greater incidence of […]
Tumor-derived organoids show potential for liver cancer treatment.
Tumor-derived organoids have emerged as crucial tools in diagnosing and modeling primary liver cancers, particularly hepatocellular carcinoma and intrahepatic cholangiocarcinoma. Among 39 studies analyzed, most organoids were patient-derived, showcasing their role in biomarker discovery and therapeutic exploration. Innovative approaches like organoid-on-a-chip systems suggest promising advancements in treatment regimens. These findings underline the importance of personalized […]
Genetic mutations influence survival in intrahepatic cholangiocarcinoma patients
Analysis of 24 studies revealed that mutations in kras, idh1/2, and tp53 significantly affect long-term survival outcomes in patients with resectable intrahepatic cholangiocarcinoma. Specifically, kras mutations increased the risk (HR: 2.476), while idh1/2 mutations suggested a protective effect (HR: 0.624). tp53 mutations also indicated a higher risk (HR: 2.771). Notably, the prevalence of kras and […]
Early Postoperative Recurrence Peaks at 6 Months for CRLM Patients
A study of 1,804 patients after curative resection of colorectal liver metastases revealed a median recurrence-free survival of 19.9 months, with the highest recurrence risk occurring at approximately 6 months post-surgery. The hazard curve peaked at 5.9 months, indicating a need for closer postoperative monitoring, especially in patients with high and medium tumor burdens who […]