Professor/Acting Head Gerontology and Geriatric Medicine, UW/Associate Director GRECC, VAPSHCS
Endocrinology
Dr. Alvin M. Matsumoto, MD
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Dr. Alvin M. Matsumoto is an expert in the field of Endocrinology. He researched medicine at University of Washington School of Medicine. He received 1 awards: "Regional Top Doctor". Alvin Matsumoto is a published doctor and has 78 publications published. The lastest was: 'Doping Status of DHEA Treatment for Female Athletes with Adrenal Insufficiency.'
Publications
- Doping Status of DHEA Treatment for Female Athletes with Adrenal Insufficiency.
- Use of Hormone Testing for the Diagnosis and Evaluation of Male Hypogonadism and Monitoring of Testosterone Therapy: Application of Hormone Testing Guideline Recommend...
- Association of sex hormones with sexual function, vitality, and physical function of symptomatic older men with low testosterone levels at baseline in the testosterone...
- External Beam Radiation Therapy and Abiraterone in Men With Localized Prostate Cancer: Safety and Effect on Tissue Androgens.
- The Association of Obesity with Sex Hormone Binding Globulin is Stronger than the Association with Aging - Implications for the Interpretation of Total Testosterone Me...
- Recent trends in testosterone testing, low testosterone levels, and testosterone treatment among Veterans.
- Testosterone Treatment of Men With Mild Cognitive Impairment and Low Testosterone Levels.
- Testosterone, dihydrotestosterone, and incident cardiovascular disease and mortality in the cardiovascular health study.
- Testosterone, aging and survival: biomarker or deficiency.
- Testosterone and Dihydrotestosterone and Incident Ischemic Stroke in Men in the Cardiovascular Health Study.
- Targeted Androgen Pathway Suppression in Localized Prostate Cancer: A Pilot Study.
- Reproductive endocrinology: Estrogens-not just female hormones.
- Testosterone administration in older men.
- Androgen synthesis in the gonadotropin-suppressed human testes can be markedly suppressed by ketoconazole.
- Serum insulin-like factor 3 is highly correlated with intratesticular testosterone in normal men with acute, experimental gonadotropin deficiency stimulated with low-d...
- Impact of Male Hormonal Contraception on Prostate Androgens and Androgen Action in Healthy Men: A Randomized, Controlled Trial.
- Testosterone replacement in hypogonadal men alters the HDL proteome but not HDL cholesterol efflux capacity.
- Testosterone Treatment and Mortality in Men with Low Testosterone Levels.
- Performance of total testosterone measurement to predict free testosterone for the biochemical evaluation of male hypogonadism.
- Intratumoral de novo steroid synthesis activates androgen receptor in castration-resistant prostate cancer and is upregulated by treatment with CYP17A1 inhibitors.
- Resistance to CYP17A1 inhibition with abiraterone in castration resistant prostate cancer: Induction of steroidogenesis and androgen receptor splice variants.
- Low testosterone associated with obesity and the metabolic syndrome contributes to sexual dysfunction and cardiovascular disease risk in men with type 2 diabetes.
- Dutasteride reduces prostate size and prostate specific antigen in older hypogonadal men with benign prostatic hyperplasia undergoing testosterone replacement therapy.
- Long-term effects of dimethandrolone 17?-undecanoate and 11?-methyl-19-nortestosterone 17?-dodecylcarbonate on body composition, bone mineral density, serum gonadotrop...
- Oral testosterone with and without concomitant inhibition of 5α-reductase by dutasteride in hypogonadal men for 28 days.
- Dihydrotestosterone administration does not increase intraprostatic androgen concentrations or alter prostate androgen action in healthy men: a randomized-controlled t...
- Patient information page from The Hormone Foundation. Patient guide to testosterone therapy in adult men with androgen deficiency syndromes.
- Stimulation of spermatogenesis with recombinant human follicle-stimulating hormone (follitropin alfa; GONAL-f): long-term treatment in azoospermic men with hypogonadot...
- A randomized, double-blind, placebo-controlled study of testosterone treatment in hypogonadal older men with subthreshold depression (dysthymia or minor depression).
- The effect of diurnal variation on clinical measurement of serum testosterone and other sex hormone levels in men.
- The effect of 5alpha-reductase inhibition with dutasteride and finasteride on bone mineral density, serum lipoproteins, hemoglobin, prostate specific antigen and sexua...
- Effects of testosterone therapy in older men.
- Tissue selectivity of the anabolic steroid, 19-nor-4-androstenediol-3beta,17beta-diol in male Sprague Dawley rats: selective stimulation of muscle mass and bone minera...
- Serum 17-hydroxyprogesterone strongly correlates with intratesticular testosterone in gonadotropin-suppressed normal men receiving various dosages of human chorionic g...
- Lack of seasonal variation in serum sex hormone levels in middle-aged to older men in the Boston area.
- Intratesticular androgens and spermatogenesis during severe gonadotropin suppression induced by male hormonal contraceptive treatment.
- Elevated end-of-treatment serum INSL3 is associated with failure to completely suppress spermatogenesis in men receiving male hormonal contraception.
- Intraprostatic androgens and androgen-regulated gene expression persist after testosterone suppression: therapeutic implications for castration-resistant prostate cancer.
- The effect of 5alpha-reductase inhibition with dutasteride and finasteride on semen parameters and serum hormones in healthy men.
- Acceptability of a combination testosterone gel and depomedroxyprogesterone acetate male contraceptive regimen.
- DHEA and testosterone in the elderly.
- Testosterone gel combined with depomedroxyprogesterone acetate is an effective male hormonal contraceptive regimen and is not enhanced by the addition of a GnRH antago...
- Persistent intraprostatic androgen concentrations after medical castration in healthy men.
- Low serum testosterone and mortality in male veterans.
- Testosterone therapy in adult men with androgen deficiency syndromes: an endocrine society clinical practice guideline.
- Effect of medical castration on CD4+ CD25+ T cells, CD8+ T cell IFN-gamma expression, and NK cells: a physiological role for testosterone and/or its metabolites.
- Serum testosterone and estradiol in sudden infant death.
- Low-dose human chorionic gonadotropin maintains intratesticular testosterone in normal men with testosterone-induced gonadotropin suppression.
- Intramuscular testosterone enanthate plus very low dosage oral levonorgestrel suppresses spermatogenesis without causing weight gain in normal young men: a randomized ...
- Exogenous testosterone (T) alone or with finasteride increases physical performance, grip strength, and lean body mass in older men with low serum T.
- Incidence, natural history, and risk factors for biliary sludge and stones during pregnancy.
- Testosterone administration suppresses adiponectin levels in men.
- Low testosterone levels predict incident depressive illness in older men: effects of age and medical morbidity.
- Low testosterone is associated with decreased function and increased mortality risk: a preliminary study of men in a geriatric rehabilitation unit.
- Prevalence and incidence of androgen deficiency in middle-aged and older men: estimates from the Massachusetts Male Aging Study.
- Intratesticular testosterone concentrations comparable with serum levels are not sufficient to maintain normal sperm production in men receiving a hormonal contracepti...
- Dihydrotestosterone and the prostate: the scientific rationale for 5alpha-reductase inhibitors in the treatment of benign prostatic hyperplasia.
- New testosterone buccal system (Striant) delivers physiological testosterone levels: pharmacokinetics study in hypogonadal men.
- Blunted hypothalamic neuropeptide gene expression in response to fasting, but preservation of feeding responses to AgRP in aging male Brown Norway rats.
- Masculine vitality: pros and cons of testosterone in treating the andropause.
- Long-term testosterone gel (AndroGel) treatment maintains beneficial effects on sexual function and mood, lean and fat mass, and bone mineral density in hypogonadal men.
- Association of bioavailable, free, and total testosterone with insulin resistance: influence of sex hormone-binding globulin and body fat.
- Increased hypothalamic melanin concentrating hormone gene expression during energy restriction involves a melanocortin-independent, estrogen-sensitive mechanism.
- Increased incidence of diagnosed depressive illness in hypogonadal older men.
- Exogenous testosterone or testosterone with finasteride increases bone mineral density in older men with low serum testosterone.
- Serum testosterone assays--accuracy matters.
- Relationship between serum gonadotropins and spermatogenic suppression in men undergoing steroidal contraceptive treatment.
- Multiple organ pathology, metabolic abnormalities and impaired homeostasis of reactive oxygen species in Epas1-/- mice.
- The male contraceptive regimen of testosterone and levonorgestrel significantly increases lean mass in healthy young men in 4 weeks, but attenuates a decrease in fat m...
- Testosterone supplementation therapy for older men: potential benefits and risks.
- Fundamental aspects of hypogonadism in the aging male.
- Preoperative supraphysiological testosterone in older men undergoing knee replacement surgery.
- Leptin levels are appropriate for body mass index in older men who experience involuntary weight loss.
- Testosterone (T)-induced changes in arcuate nucleus cocaine-amphetamine-regulated transcript and NPY mRNA are attenuated in old compared to young male brown Norway rat...
- Andropause: clinical implications of the decline in serum testosterone levels with aging in men.
- Testosterone release from a subcutaneous, biodegradable microcapsule formulation (Viatrel) in hypogonadal men.
- Prostate cancer characteristics associated with response to pre-receptor targeting of the androgen axis.
Schools
University of Washington
University Wash Affil Hospital
USPHS Hospital
Conditions Treated
- Hyperparathyroidism
- Osteopenia
- Osteoporosis
- Phosphorus Metabolism Disorders
Doctors Specialties
- Endocrinology
Accepted Insurances
- Aetna
- Commercial Insurance Company
- Medicare Advantage PFFS
- Mail Handlers Benefit Plan (MHBP)
- Medicare MCR
- United Healthcare
Awards
- Regional Top Doctor
Education
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University of Washington -
University of Washington School of Medicine
Hospital
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University of Washington Medical Center
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