Spectrum of hypertension in post transplant

A Kaul1, R K Sharma, A Gupta

  • 1Department of Nephrology & Biostatistics, Sanjay Gandhi Post Graduate Institute of Medical Sciences, Lucknow.

Insights

Post-transplant hypertension is common, affecting 86.2% of patients. Risk factors include older age, male sex, and immunosuppressants like cyclosporine, impacting patient and graft survival.

Area of Science:

  • Nephrology
  • Transplant Surgery
  • Cardiovascular Medicine

Background:

  • Post-transplant hypertension is a frequent complication following renal transplantation.
  • Identifying risk factors is crucial for improving patient and graft outcomes.

Purpose of the Study:

  • To determine the incidence and causes of post-transplant hypertension in a renal transplant population.
  • To analyze the impact of hypertension on patient and graft survival.

Main Methods:

  • A retrospective study of renal transplant recipients between June 1989 and December 2002.
  • Hypertension defined as BP ≥ 140/90 mmHg or antihypertensive medication use.
  • Analysis of donor and recipient characteristics, including immunosuppressive regimens.

Main Results:

  • The incidence of post-transplant hypertension was 86.2%.
  • Independent risk factors identified were age ≥ 40 years, male sex, graft dysfunction, calcineurin inhibitors (cyclosporine), high-dose steroids, and chronic rejection.
  • Post-transplant hypertension was associated with inferior patient and graft survival. Elevated blood pressure at 6 and 12 months negatively impacted graft survival.

Conclusions:

  • Age, male sex, and specific immunosuppressive agents are significant risk factors for post-transplant hypertension.
  • Aggressive management of post-transplant hypertension and its modifiable risk factors is essential for enhancing renal allograft and patient survival.
Abstract

Related Concept Videos

Kidney Transplant III: Nursing Management01:16

Kidney Transplant III: Nursing Management

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...
Hypertension III: Clinical Manifestations and Diagnostic Studies01:30

Hypertension III: Clinical Manifestations and Diagnostic Studies

Hypertension is asymptomatic and also referred to as the "silent killer" until it progresses to a severe stage or causes target organ disease. Patients may experience symptoms stemming from the strain on blood vessels and tissues in various organs or the heart's increased workload.Physical exams might show no abnormalities other than high blood pressure. Signs of vascular damage, when present, correspond to the organs supplied by the affected vessels, leading to target organ damage. For...
Kidney Transplant II: Surgical Procedure01:26

Kidney Transplant II: Surgical Procedure

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 donor...
Hypertension I: Introduction01:28

Hypertension I: Introduction

Hypertension is a widespread, long-term medical condition where blood pressure in the arteries remains elevated. It is characterized by systolic blood pressure readings of 130 mm Hg or above or diastolic blood pressure (DBP) readings of 80 mm Hg or higher. Unmanaged hypertension poses significant health risks, making the distinction between primary (or essential) hypertension and secondary hypertension crucial, as their management and implications vary.Primary HypertensionPrimary hypertension,...
Hypertension II: Pathophysiology01:29

Hypertension II: Pathophysiology

Hypertension is a chronic condition in which the blood's force against artery walls is excessively high, posing risks such as heart disease. The condition's underlying mechanisms involve complex interactions among the cardiovascular, kidney, and autonomic nervous systems.Renin-Angiotensin-Aldosterone System (RAAS): This system significantly influences blood pressure regulation. When blood pressure decreases, the kidneys secrete renin. This enzyme transforms angiotensinogen, a plasma protein,...
Kidney Transplant I: Introduction01:28

Kidney Transplant I: Introduction

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...