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Hypertension and the kidney: lessons learned from transplantation
1Department of Medicine, Brigham and Women's Hospital, Boston, Massachusetts.
Journal of Clinical Hypertension
|September 1, 1987
Summary
Kidney transplant patients may develop hypertension due to genetic factors or graft artery stenosis, mirroring animal hypertension models. Understanding these analogies aids in managing post-transplant hypertension.
Area of Science:
- Nephrology
- Cardiovascular Research
- Transplantation Science
Background:
- Arterial hypertension is a common complication following kidney transplantation.
- The multifactorial etiology of post-transplant hypertension necessitates a deeper understanding.
- Experimental models offer valuable insights into complex physiological conditions.
Purpose of the Study:
- To review and discuss analogies between established experimental models of arterial hypertension and probable causes of hypertension in kidney-transplanted patients.
- To elucidate the shared mechanisms underlying hypertension in animal models and post-transplant scenarios.
- To identify how animal models can inform the management of hypertension in kidney transplant recipients.
Main Methods:
- Comparative analysis of existing literature on experimental hypertension models (e.g., genetic predisposition, Goldblatt models).
- Review of clinical data and observations in kidney-transplanted patients experiencing hypertension.
- Correlation of findings from animal studies with clinical manifestations in transplant recipients.
Main Results:
- Genetic predisposition to hypertension may be transmitted with the transplanted kidney, akin to hypertensive rat strains.
- Graft artery stenosis in binephrectomized patients mimics the hypertension development seen in one-kidney, one-clip Goldblatt models.
- Native kidney hypertension can be linked to chronic angiotensin excess, paralleling animal models.
- Confounding factors like steroid therapy, chronic rejection, and renal nerve regeneration are also represented in animal models.
Conclusions:
- Experimental hypertension models provide relevant analogies for understanding hypertension in kidney transplant recipients.
- These analogies facilitate a better comprehension of the diverse facets of post-transplant hypertension.
- Further research leveraging animal models can improve therapeutic strategies for managing hypertension post-kidney transplantation.