Changes in systolic blood pressure in dogs with pituitary dependent hyperadrenocorticism during the first year of trilostane treatment

Abstract Background Systemic hypertension (SH) is common in dogs and humans with hypercortisolism and can persist after treatment. Objectives To evaluate changes in prevalence of SH and systolic blood pressure (SBP) in dogs with pituitary‐dependent hyperadrenocorticism (PDH) during the first year of...

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Main Authors: Paula García San José, Carolina Arenas Bermejo, Daniel Alonso‐Miguel, Irene Clares Moral, Pedro Cuesta‐Alvaro, María Dolores Pérez Alenza
Format: Article
Language:English
Published: Wiley 2021-01-01
Series:Journal of Veterinary Internal Medicine
Subjects:
Online Access:https://doi.org/10.1111/jvim.15978
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author Paula García San José
Carolina Arenas Bermejo
Daniel Alonso‐Miguel
Irene Clares Moral
Pedro Cuesta‐Alvaro
María Dolores Pérez Alenza
author_facet Paula García San José
Carolina Arenas Bermejo
Daniel Alonso‐Miguel
Irene Clares Moral
Pedro Cuesta‐Alvaro
María Dolores Pérez Alenza
author_sort Paula García San José
collection DOAJ
description Abstract Background Systemic hypertension (SH) is common in dogs and humans with hypercortisolism and can persist after treatment. Objectives To evaluate changes in prevalence of SH and systolic blood pressure (SBP) in dogs with pituitary‐dependent hyperadrenocorticism (PDH) during the first year of trilostane treatment, its relationship with disease control and selected laboratory variables, and their response to antihypertensive treatment. Animals Fifty‐one dogs with PDH treated with trilostane Q12h. Methods Prospective case series study. Dogs were evaluated at diagnosis (T0) and 1, 3, 6, and 12 months (T12). Dogs were classified as nonhypertensive (SBP < 160 mm Hg) or hypertensive (SBP≥160 mm Hg) and subclassified according to target organ damage (TOD) risk. Hypertensive dogs were treated with benazepril and, if control of SH was not achieved, amlodipine was added. Results Prevalence of SH decreased from T0 (36/51) to T12 (17/37; P = .01). Changes in SBP during the study were influenced by the risk of TOD at T0. In severely hypertensive (SBP ≥ 180 mm Hg) dogs, the decrease in SBP was more pronounced whereas in normotensive (SBP < 140 mm Hg) dogs SBP increased slightly (P = .00). Blood pressure was not associated with disease control. Antihypertensive treatment was needed in 31/51 dogs, and in 13/31 dogs additional SH control with amlodipine was required. One third of nonhypertensive dogs at T0 required treatment with benazepril because SH developed during follow‐up. Conclusions and Clinical Importance In dogs with PDH, SBP should be measured at every visit, regardless of disease control or SBP at diagnosis. More than 1 drug may be necessary to manage SH in affected dogs.
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spelling doaj.art-230f408ea4664d13ba626321209d869d2022-12-22T03:25:42ZengWileyJournal of Veterinary Internal Medicine0891-66401939-16762021-01-0135113014110.1111/jvim.15978Changes in systolic blood pressure in dogs with pituitary dependent hyperadrenocorticism during the first year of trilostane treatmentPaula García San José0Carolina Arenas Bermejo1Daniel Alonso‐Miguel2Irene Clares Moral3Pedro Cuesta‐Alvaro4María Dolores Pérez Alenza5Department of Animal Medicine and Surgery, Veterinary Faculty Complutense University of Madrid Madrid SpainAnicura Hospital Veterinario Valencia Sur Valencia SpainDepartment of Animal Medicine and Surgery, Veterinary Faculty Complutense University of Madrid Madrid SpainVeterinary Teaching Hospital Complutense, Complutense University of Madrid Madrid SpainComputing Services, Research Support Complutense University of Madrid Avda de la Complutense s/n Madrid SpainDepartment of Animal Medicine and Surgery, Veterinary Faculty Complutense University of Madrid Madrid SpainAbstract Background Systemic hypertension (SH) is common in dogs and humans with hypercortisolism and can persist after treatment. Objectives To evaluate changes in prevalence of SH and systolic blood pressure (SBP) in dogs with pituitary‐dependent hyperadrenocorticism (PDH) during the first year of trilostane treatment, its relationship with disease control and selected laboratory variables, and their response to antihypertensive treatment. Animals Fifty‐one dogs with PDH treated with trilostane Q12h. Methods Prospective case series study. Dogs were evaluated at diagnosis (T0) and 1, 3, 6, and 12 months (T12). Dogs were classified as nonhypertensive (SBP < 160 mm Hg) or hypertensive (SBP≥160 mm Hg) and subclassified according to target organ damage (TOD) risk. Hypertensive dogs were treated with benazepril and, if control of SH was not achieved, amlodipine was added. Results Prevalence of SH decreased from T0 (36/51) to T12 (17/37; P = .01). Changes in SBP during the study were influenced by the risk of TOD at T0. In severely hypertensive (SBP ≥ 180 mm Hg) dogs, the decrease in SBP was more pronounced whereas in normotensive (SBP < 140 mm Hg) dogs SBP increased slightly (P = .00). Blood pressure was not associated with disease control. Antihypertensive treatment was needed in 31/51 dogs, and in 13/31 dogs additional SH control with amlodipine was required. One third of nonhypertensive dogs at T0 required treatment with benazepril because SH developed during follow‐up. Conclusions and Clinical Importance In dogs with PDH, SBP should be measured at every visit, regardless of disease control or SBP at diagnosis. More than 1 drug may be necessary to manage SH in affected dogs.https://doi.org/10.1111/jvim.15978angiotensin converting enzyme inhibitorsbenazeprilcaninecortisolCushing'shypertension
spellingShingle Paula García San José
Carolina Arenas Bermejo
Daniel Alonso‐Miguel
Irene Clares Moral
Pedro Cuesta‐Alvaro
María Dolores Pérez Alenza
Changes in systolic blood pressure in dogs with pituitary dependent hyperadrenocorticism during the first year of trilostane treatment
Journal of Veterinary Internal Medicine
angiotensin converting enzyme inhibitors
benazepril
canine
cortisol
Cushing's
hypertension
title Changes in systolic blood pressure in dogs with pituitary dependent hyperadrenocorticism during the first year of trilostane treatment
title_full Changes in systolic blood pressure in dogs with pituitary dependent hyperadrenocorticism during the first year of trilostane treatment
title_fullStr Changes in systolic blood pressure in dogs with pituitary dependent hyperadrenocorticism during the first year of trilostane treatment
title_full_unstemmed Changes in systolic blood pressure in dogs with pituitary dependent hyperadrenocorticism during the first year of trilostane treatment
title_short Changes in systolic blood pressure in dogs with pituitary dependent hyperadrenocorticism during the first year of trilostane treatment
title_sort changes in systolic blood pressure in dogs with pituitary dependent hyperadrenocorticism during the first year of trilostane treatment
topic angiotensin converting enzyme inhibitors
benazepril
canine
cortisol
Cushing's
hypertension
url https://doi.org/10.1111/jvim.15978
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