Skeletal Muscle Mass Index Reduction Rate as a Prognostic Indicator for Patients Undergoing Pancreatectomy for Pancreatic Cancer
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View abstract on PubMed
Summary
This summary is machine-generated.Skeletal muscle mass reduction after pancreatic cancer surgery is a significant predictor of patient survival. A reduction rate of 14% or more is linked to poorer outcomes, highlighting its importance in prognosis.
Area Of Science
- Oncology
- Surgical Oncology
- Radiology
Background
- Skeletal muscle depletion is a known risk factor for poor prognosis in various surgical contexts.
- Limited research exists on the impact of post-surgical skeletal muscle mass changes on pancreatic cancer prognosis.
Purpose Of The Study
- To investigate the association between skeletal muscle mass reduction after pancreatectomy and patient prognosis in pancreatic cancer.
- To identify skeletal muscle mass reduction rate as an independent prognostic factor for overall survival and recurrence-free survival.
Main Methods
- Retrospective review of 102 patients undergoing pancreatectomy for pancreatic cancer.
- Calculation of skeletal muscle mass index (SMI) reduction rates based on muscle areas at the third lumbar vertebral level.
- Receiver operating characteristic (ROC) curve analysis to determine a 14% SMI reduction cutoff; comparison of clinicopathological factors, overall survival (OS), and recurrence-free survival (RFS) between groups.
Main Results
- A skeletal muscle mass index (SMI) reduction rate of ≥14% correlated with advanced age and increased postoperative complications.
- Multivariate analysis identified preoperative prognostic nutritional index (PNI) <40 and SMI reduction rate ≥14% as significant predictors of poor OS.
- Tumor size ≥3.0 cm, preoperative neutrophile-lymphocyte ratio ≥3.0, and SMI reduction rate ≥14% were significantly associated with poor RFS.
Conclusions
- The rate of skeletal muscle mass reduction following pancreatic surgery is an independent prognostic factor for pancreatic cancer patients.
- Postoperative muscle loss is a critical indicator influencing both survival and recurrence after pancreatectomy.
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