Age-Related Male Hypogonadism and Cognitive Impairment in the Elderly: Focus on the Effects of Testosterone Replacement Therapy on Cognition

<b>Background.</b> Epidemiological data report that male hypogonadism may play a role in cognitive impairment in elderly. However, the effect of testosterone replacement therapy (TRT) on cognitive abilities in this cluster of patients has not been well established. <b>Methods.</...

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Main Authors: Giuseppe Lisco, Vito Angelo Giagulli, Anna De Tullio, Giovanni De Pergola, Edoardo Guastamacchia, Vincenzo Triggiani
Format: Article
Language:English
Published: MDPI AG 2020-10-01
Series:Geriatrics
Subjects:
Online Access:https://www.mdpi.com/2308-3417/5/4/76
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author Giuseppe Lisco
Vito Angelo Giagulli
Anna De Tullio
Giovanni De Pergola
Edoardo Guastamacchia
Vincenzo Triggiani
author_facet Giuseppe Lisco
Vito Angelo Giagulli
Anna De Tullio
Giovanni De Pergola
Edoardo Guastamacchia
Vincenzo Triggiani
author_sort Giuseppe Lisco
collection DOAJ
description <b>Background.</b> Epidemiological data report that male hypogonadism may play a role in cognitive impairment in elderly. However, the effect of testosterone replacement therapy (TRT) on cognitive abilities in this cluster of patients has not been well established. <b>Methods.</b> PubMed/MEDLINE, Google Scholar, Cochrane Library, and Web of Science were searched by using free text words and medical subject headings terms related with “male hypogonadism”, “late-onset hypogonadism”, elderly, cognition, “mild cognitive impairment”, memory, “testosterone replacement therapy” used in various combinations according to the specific clinical questions. Original articles, reviews, and randomized controlled trials written in English were selected. <b>Results.</b> A long-term TRT could improve specific cognitive functions, such as verbal and spatial memory, cognitive flexibility, and physical vitality. However, randomized controlled trials do not provide positive results, and in most of the cases TRT might not induce beneficial effects on cognitive function in elderly men. <b>Discussion and conclusions.</b> Since the lengthening of life expectancy, the prevalence rate of cognitive decline in elderly men is expected to increase remarkably over the next decade with considerable healthcare and economical concerns. Therefore, this remains a relevant clinical topic and further investigations are needed for clarifying the role of TRT especially in elderly men with hypogonadism.
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spelling doaj.art-6cdcaf9df07f439f8eea8ee97f1262332023-11-20T17:26:08ZengMDPI AGGeriatrics2308-34172020-10-01547610.3390/geriatrics5040076Age-Related Male Hypogonadism and Cognitive Impairment in the Elderly: Focus on the Effects of Testosterone Replacement Therapy on CognitionGiuseppe Lisco0Vito Angelo Giagulli1Anna De Tullio2Giovanni De Pergola3Edoardo Guastamacchia4Vincenzo Triggiani5Interdisciplinary Department of Medicine–Section of Internal Medicine, Geriatrics, Endocrinology and Rare Diseases. School of Medicine, University of Bari, Piazza Giulio Cesare 11, Policlinico of Bari, 70124 Bari, ItalyInterdisciplinary Department of Medicine–Section of Internal Medicine, Geriatrics, Endocrinology and Rare Diseases. School of Medicine, University of Bari, Piazza Giulio Cesare 11, Policlinico of Bari, 70124 Bari, ItalyInterdisciplinary Department of Medicine–Section of Internal Medicine, Geriatrics, Endocrinology and Rare Diseases. School of Medicine, University of Bari, Piazza Giulio Cesare 11, Policlinico of Bari, 70124 Bari, ItalyDepartment of Biomedical Sciences and Human Oncology, Section of Internal Medicine and Clinical Oncology, University of Bari Aldo Moro, Piazza Giulio Cesare 11, 70124 Bari, ItalyInterdisciplinary Department of Medicine–Section of Internal Medicine, Geriatrics, Endocrinology and Rare Diseases. School of Medicine, University of Bari, Piazza Giulio Cesare 11, Policlinico of Bari, 70124 Bari, ItalyInterdisciplinary Department of Medicine–Section of Internal Medicine, Geriatrics, Endocrinology and Rare Diseases. School of Medicine, University of Bari, Piazza Giulio Cesare 11, Policlinico of Bari, 70124 Bari, Italy<b>Background.</b> Epidemiological data report that male hypogonadism may play a role in cognitive impairment in elderly. However, the effect of testosterone replacement therapy (TRT) on cognitive abilities in this cluster of patients has not been well established. <b>Methods.</b> PubMed/MEDLINE, Google Scholar, Cochrane Library, and Web of Science were searched by using free text words and medical subject headings terms related with “male hypogonadism”, “late-onset hypogonadism”, elderly, cognition, “mild cognitive impairment”, memory, “testosterone replacement therapy” used in various combinations according to the specific clinical questions. Original articles, reviews, and randomized controlled trials written in English were selected. <b>Results.</b> A long-term TRT could improve specific cognitive functions, such as verbal and spatial memory, cognitive flexibility, and physical vitality. However, randomized controlled trials do not provide positive results, and in most of the cases TRT might not induce beneficial effects on cognitive function in elderly men. <b>Discussion and conclusions.</b> Since the lengthening of life expectancy, the prevalence rate of cognitive decline in elderly men is expected to increase remarkably over the next decade with considerable healthcare and economical concerns. Therefore, this remains a relevant clinical topic and further investigations are needed for clarifying the role of TRT especially in elderly men with hypogonadism.https://www.mdpi.com/2308-3417/5/4/76late-onset hypogonadismtestosteronetestosterone replacement therapycognitionmemorymild cognitive impairment
spellingShingle Giuseppe Lisco
Vito Angelo Giagulli
Anna De Tullio
Giovanni De Pergola
Edoardo Guastamacchia
Vincenzo Triggiani
Age-Related Male Hypogonadism and Cognitive Impairment in the Elderly: Focus on the Effects of Testosterone Replacement Therapy on Cognition
Geriatrics
late-onset hypogonadism
testosterone
testosterone replacement therapy
cognition
memory
mild cognitive impairment
title Age-Related Male Hypogonadism and Cognitive Impairment in the Elderly: Focus on the Effects of Testosterone Replacement Therapy on Cognition
title_full Age-Related Male Hypogonadism and Cognitive Impairment in the Elderly: Focus on the Effects of Testosterone Replacement Therapy on Cognition
title_fullStr Age-Related Male Hypogonadism and Cognitive Impairment in the Elderly: Focus on the Effects of Testosterone Replacement Therapy on Cognition
title_full_unstemmed Age-Related Male Hypogonadism and Cognitive Impairment in the Elderly: Focus on the Effects of Testosterone Replacement Therapy on Cognition
title_short Age-Related Male Hypogonadism and Cognitive Impairment in the Elderly: Focus on the Effects of Testosterone Replacement Therapy on Cognition
title_sort age related male hypogonadism and cognitive impairment in the elderly focus on the effects of testosterone replacement therapy on cognition
topic late-onset hypogonadism
testosterone
testosterone replacement therapy
cognition
memory
mild cognitive impairment
url https://www.mdpi.com/2308-3417/5/4/76
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