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Related Concept Videos

Kidney Transplant I: Introduction01:28

Kidney Transplant I: Introduction

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A kidney transplant is a surgical approach that involves replacing a non-functioning kidney with a healthy one from a donor. This procedure is often a treatment option for end-stage renal disease (ESRD) patients. The method requires careful recipient selection, including evaluating various medical and psychosocial factors. These criteria vary between transplant centers but generally include assessments of the patient's overall health, adherence to medical recommendations, and lifestyle...
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The kidneys are two large bean-shaped organs located in the upper abdomen. They filter the blood several times a day to remove toxins and rebalance water and electrolytes of the circulatory system via the renal veins. The kidneys receive blood directly from the heart via the renal arteries. These arteries enter the kidney at the hilum, the concave surface of the bean, where they branch and divide into smaller vessels and capillaries.
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Kidney Transplant II: Surgical Procedure01:26

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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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Kidney Transplant III: Nursing Management01:16

Kidney Transplant III: Nursing Management

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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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Other Factors Affecting Respiration Centers01:17

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Breathing is primarily an involuntary activity regulated by the brainstem respiratory centers. However, it can also be consciously controlled, allowing us to hold our breath or take deeper breaths when needed. This voluntary control is facilitated by the cerebral motor cortex, which bypasses the medullary centers to stimulate the respiratory muscles directly.
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Bioavailability: Influencing Factors01:22

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Bioavailability refers to the extent and rate at which a drug reaches systemic circulation in its active form. Extent refers to the amount of the drug that makes it into circulation, while rate is the speed at which it enters circulation. It is influenced by several factors critical for optimizing drug formulations, dosing regimens, and therapeutic outcomes.Physicochemical properties of drugs and formulationsThe solubility, stability, and dissolution rate of a drug significantly impact its...
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Factors That Influence Delayed Graft Function in Kidney Transplants: A Single-Center Paired Kidney Analysis.

F S Gorayeb-Polacchini1, H C Caldas1, C R Gauch2

  • 1Laboratory of Immunology and Experimental Transplantation (LITEX), Medical School of Sao Jose do Rio Preto (FAMERP), SP, Brazil; Kidney Transplant Unit, Hospital de Base/FUNFARME, Sao Jose do Rio Preto, SP, Brazil.

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Summary

Delayed graft function (DGF) in kidney transplants is linked to recipient age and cold ischemia time, but does not impact 1-year survival. Reducing cold ischemia time is key for better kidney transplant outcomes.

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Area of Science:

  • Nephrology
  • Transplantation
  • Immunology

Background:

  • Delayed graft function (DGF) is a complication following kidney transplantation (KTx).
  • The specific risk factors and impact of DGF on KTx outcomes remain debated.
  • Donor renal characteristics may influence initial graft function post-KTx.

Purpose of the Study:

  • To identify risk factors associated with DGF in kidney transplant recipients.
  • To evaluate the impact of DGF on KTx outcomes, including graft and patient survival.
  • To analyze the influence of donor and recipient characteristics on DGF development.

Main Methods:

  • A single-center study involving 106 kidney transplant recipients.
  • Patients were categorized based on the presence or absence of DGF.
  • Statistical analysis was performed to identify significant risk factors and outcomes.

Main Results:

  • An 82% DGF rate was observed, with an average duration of 12 days.
  • Older recipient age and longer cold ischemia time (CIT) were significantly associated with DGF.
  • Higher Kidney Donor Profile Index (KDPI) was also linked to DGF, but no significant difference in 1-year graft or patient survival was found.

Conclusions:

  • Recipient age, CIT, and KDPI are significant factors associated with DGF.
  • DGF did not negatively affect 1-year renal function, allograft, or patient survival in this cohort.
  • Minimizing CIT is crucial for managing DGF in the Brazilian transplant setting.