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Preoperative ManagementThe primary goals of preoperative management in kidney transplantation are to optimize the patient’s metabolic state and prepare them for surgery through diet adjustments, necessary dialysis, and tailored medical treatment. This phase also involves comprehensive infection screening and patient education about the surgical procedure and postoperative care to improve outcomes and adherence.Medical ManagementA comprehensive evaluation is required for both the living...
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Postoperative Nursing Management for Kidney Transplant PatientsPostoperative nursing management care includes monitoring the surgical site, encouraging early movement, and promoting lung health through breathing exercises. Nurses also administer prescribed medications like H2-blockers, such as famotidine, or proton pump inhibitors, like omeprazole, to help prevent gastrointestinal ulcers and bleeding. Fungal infections in the mouth and bladder can result from immunosuppressive and antibiotic...
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Diagnosing and managing appendicitis requires a structured and comprehensive approach that spans from initial assessment to postoperative care. Here is an overview of the process:
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Accurate diagnosis and effective prevention are critical in managing Acute Kidney Injury (AKI), which is linked to high mortality rates ranging from 10% to 80%. Timely recognition of at-risk patients and careful monitoring can significantly reduce the likelihood of kidney damage.Diagnostic Assessments:The diagnostic process starts with a comprehensive medical history to identify prerenal, intrarenal, and postrenal causes.Prerenal causes, such as dehydration, hypotension, or blood loss, should...
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Related Experiment Video

Updated: Jul 21, 2025

Robot-assisted Total Mesorectal Excision and Lateral Pelvic Lymph Node Dissection for Locally Advanced Middle-low Rectal Cancer
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Renal Dysfunction after Rectal Cancer Surgery: A Long-term Observational Study.

Masanori Sando1, Kay Uehara1, Yuanying Li2

  • 1Division of Surgical Oncology, Department of Surgery, Nagoya University Graduate School of Medicine, Nagoya, Japan.

Journal of the Anus, Rectum and Colon
|July 27, 2023
PubMed
Summary

Rectal surgery significantly lowers kidney function and doubles chronic kidney disease (CKD) risk within three years. Female sex and advanced tumors (cT4) are key risk factors, not urinary dysfunction (UD).

Keywords:
chronic kidney diseasepostoperative complicationrectal cancerrenal dysfunctionurinary dysfunction

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Area of Science:

  • Nephrology
  • Urology
  • Surgical Oncology

Background:

  • Urinary dysfunction (UD) is common after rectal surgery, but its link to future chronic kidney disease (CKD) is unclear.
  • Understanding long-term renal function trends post-rectal resection is crucial for patient outcomes.

Purpose of the Study:

  • To investigate long-term renal function changes after rectal resection.
  • To identify risk factors for developing chronic kidney disease (CKD) post-rectal surgery.

Main Methods:

  • Retrospective analysis of patients undergoing rectal resection (n=129) versus colectomy (n=127) between 2006-2017.
  • Estimated glomerular filtration rate (eGFR) ratio calculated relative to baseline; eGFR ratio < 0.75 at 3 years defined as a surrogate for future CKD.
  • Multivariate analysis employed to determine independent risk factors for CKD.

Main Results:

  • The rectal resection cohort showed a significantly greater decrease in eGFR ratio at 1.5 and 3 years compared to the colectomy cohort.
  • Preoperative CKD prevalence was lower in the rectal group, but rates became similar by 3 years post-surgery (29.5% vs. 30.7%).
  • Female sex and cT4 tumor stage were identified as independent risk factors for future CKD; UD was not a significant factor.

Conclusions:

  • Rectal cancer surgery leads to a significant decline in postoperative eGFR compared to colectomy.
  • The incidence of CKD more than doubles within three years following rectal resection.
  • Female sex and cT4 tumor stage, rather than urinary dysfunction, are independent predictors of future CKD after rectal surgery.