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Hormone Testing in Clinical Practice: Part 2 Meridian Valley Laboratory 24-hour Urine Tests Urinary Hormones Part 1: Sex Hormones Estrogen Progesterone Testosterone Part 2: Adrenal Hormones Growth Hormone Thyroid Sodium/Potassium Ratio Enzyme Activity © 2010 Meridian Valley Laboratory 2 Metabolism of Selected Steroids 5 © 2010 Meridian Valley Laboratory 3 Pregnenolone The “mother” hormone Synthesized from cholesterol Involved in the steroidogenesis of: Progesterone Estrogens Androgens Glucocorticoids Mineralocorticoids © 2010 Meridian Valley Laboratory 4 ADRENAL HORMONES © 2010 Meridian Valley Laboratory 5 Adrenal Hormones Cholesterol Pregnenolone Progesterone DHEA Mineralocorticoids Glucocorticoids (Cortisol, et.al.) © 2010 Meridian Valley Laboratory Testosterone Estrogens 6 DHEA © 2010 Meridian Valley Laboratory 7 DHEA Cholesterol Pregnenolone 17-OH Pregnenolone Androsterone DHEA Androstenedione Etiocholanolone Testosterone © 2010 Meridian Valley Laboratory Estrone 8 DHEA Produced in: Adrenal Glands Gonads Brain DHEA Androsterone Testosterone & Estrone Peaks around 30 years of age Most abundant steroid hormone © 2010 Meridian Valley Laboratory DHEA Low levels associated with Immune dysfunction Autoimmune disease Type II Diabetes Cancer Hypertension Cardiovascular disease Depression Cognitive dysfunction © 2010 Meridian Valley Laboratory DHEA Low levels associated with Low libido Osteoporosis Suppressed by Stress Excess cortisol © 2010 Meridian Valley Laboratory DHEA Therapeutic Uses pro-inflammatory cytokines Anti-glucocorticoid effects Increases effectiveness of vaccination Decreases body fat Increases lean body mass Increases insulin sensitivity May increase activity of exogenous thyroid hormone © 2010 Meridian Valley Laboratory DHEA Cholesterol Pregnenolone +Rhodiola rosea -Prednisone -Stress +Tribulus terrestris +Meditation DHEA © 2010 Meridian Valley Laboratory 13 DHEA © 2010 Meridian Valley Laboratory 14 PREGNANETRIOL © 2010 Meridian Valley Laboratory 15 Pregnanetriol Cholesterol Pregnenolone 17-OH Pregnenolone Progesterone 17-OH Progesterone Pregnandiol Pregnanetriol Glucocorticoids (Cortisol, et.al.) © 2010 Meridian Valley Laboratory 16 Pregnanetriol Byproduct of cortisol biosynthesis Useful in assessment of adrenal health Increased: Congenital Adrenal Hyperplasia Adult onset Adrenal Hyperplasia Progesterone Supplementation © 2010 Meridian Valley Laboratory 17 Pregnanetriol © 2010 Meridian Valley Laboratory 18 GLUCOCORTICOIDS © 2010 Meridian Valley Laboratory 19 Glucocorticoids Cholesterol Pregnenolone Pregnanetriol Progesterone 17-OH Progesterone 11β-OH Androsterone Cortisol Cortisone Tetrahydrocortisone 11β-OH Etiocholanolone Allo-Tetrahydrocortisol Tetrahydrocortisol © 2010 Meridian Valley Laboratory 20 Cortisol Produced in the adrenal glands Primary stress hormone Weak mineralcorticoid activity Urinary reflects circulating Primary functions: Gluconeogenesis Suppression of inflammation Fat, protein and carbohydrate metabolism © 2010 Meridian Valley Laboratory 21 Cortisone “Storage” form of cortisol Cortisone Cortisol via 11β-HSD A normal ratio with Cortisol = 0.7 © 2010 Meridian Valley Laboratory 22 Cortisol & Cortisone +Insulin Resistance +Human Growth Hormone +Testosterone +Obesity Cortisol 11β-HSD I +Licorice 11β-HSD II Cortisone -Hyperthyroidism © 2010 Meridian Valley Laboratory 23 Cortisol & Cortisone Elevated Cortisol or Cortisone Cushing's syndrome / Cushing's disease Ectopic ACTH Production Unipolar Depression Sleep deprivation Generalized Anxiety Disorder PTSD Panic Disorder, early stage Exogenous Cortisol supplementation © 2010 Meridian Valley Laboratory 24 Cortisol & Cortisone Elevated Cortisol or Cortisone Licorice root supplementation Intensive physical exercise Acute ingestion of Alcohol (Cortisol) © 2010 Meridian Valley Laboratory 25 Cortisol & Cortisone Decreased Cortisol or Cortisone Adrenal Insufficiency Chronic Fatigue Syndrome Fibromyalgia Rheumatoid Arthritis Panic Disorder, late stage © 2010 Meridian Valley Laboratory 26 Cortisone & Cortisol © 2010 Meridian Valley Laboratory 27 Adrenal Insufficiency Clinical Manifestations Fatigue Exercise intolerance Hypoglycemia Salt craving Depression Insomnia Irritability Positive Hippus test Low blood pressure © 2010 Meridian Valley Laboratory 28 Adrenal Excess Clincal Manifestations Insomnia Anxiety Insulin resistance Obesity © 2010 Meridian Valley Laboratory 29 Cortisol & Cortisone Metabolites Cholesterol Pregnenolone Pregnanetriol Progesterone 17-OH Progesterone 11β-OH Androsterone Cortisol Cortisone Tetrahydrocortisone 11β-OH Etiocholanolone Allo-Tetrahydrocortisol Tetrahydrocortisol © 2010 Meridian Valley Laboratory 30 Cortisol Metabolites © 2010 Meridian Valley Laboratory 31 ALDOSTERONE © 2010 Meridian Valley Laboratory 32 Aldosterone Cholesterol Pregnenolone Progesterone Deoxycortisone Corticosterone Aldosterone © 2010 Meridian Valley Laboratory 33 Aldosterone Major mineralocorticoid Acts to increase the reabsorption of sodium and water and to secrete potassium Receptor blocked by Spironolactone Age related hearing loss © 2010 Meridian Valley Laboratory 34 Aldosterone © 2010 Meridian Valley Laboratory 35 OTHER MINERALOCORTICOIDS © 2010 Meridian Valley Laboratory 36 Mineralocorticoids Cholesterol Pregnenolone Progesterone Deoxycortisone Corticosterone Aldosterone 5α-THB (Allo-Tetrahydrocorticosterone) THA (11-Dehydrotetrahydrocorticosterone) THB (Tetrahydrocorticosterone) © 2010 Meridian Valley Laboratory 37 Mineralocorticoids © 2010 Meridian Valley Laboratory 38 Mineralocorticoids Cholesterol Pregnenolone Progesterone Deoxycortisone Corticosterone + ↑↑Acute Stress -↑Salt + ↑↑Acute Stress -↑Chronic Stress -↑Chronic Stress (11-Dehydrotetrahydrocorticosterone) + Pregnenolone THA -↑Stress -Dehydration -Spironolactone Aldosterone 5α-THB (Allo-Tetrahydrocorticosterone) + ↑↑Acute Stress -↑Chronic Stress THB (Tetrahydrocorticosterone) © 2010 Meridian Valley Laboratory 39 HUMAN GROWTH HORMONE © 2010 Meridian Valley Laboratory 40 Growth Hormone Hypothalamus GHRH GHIH – Somatostatin + Anterior Pituitary Growth Factors Adipose Tissue Muscle Cellular Repair and Regeneration Bone Cartilage Skin Kidney © 2010 Meridian Valley Laboratory Growth Hormone Deficiency Symptoms: Short Stature (in children) Exercise intolerance Strength Body fat Glucose intolerance Dyslipidemia Fragility of skin and blood vessels Immune function © 2010 Meridian Valley Laboratory 42 Growth Hormone Excess: Pituitary Adenoma most common cause Thickening of bones Sweating Muscle weakness SHBG © 2010 Meridian Valley Laboratory 43 Human Growth Hormone © 2010 Meridian Valley Laboratory 44 Growth Hormone + Secretagogues + Glutamine (Older people) + Arginine (Younger people) + hCG + Melatonin + Resistance Training + Vigorous Exercise + Thyroid + Progesterone + Adequate Protein + Deep Sleep + Estrogen + Testosterone – Sedentary Lifestyle – Inadequate Protein – Poor Sleep – Insufficient endogenous hormones © 2010 Meridian Valley Laboratory THYROID HORMONES © 2010 Meridian Valley Laboratory 46 Thyroid Hormones Thyroid Hormones Control Speed of Protein synthesis Energy use Sensitivity to other hormones T3 and T4 Tyrosine Iodine T4 more stable T3 active T4 T3 happens within cells © 2010 Meridian Valley Laboratory 47 Thyroid © 2010 Meridian Valley Laboratory 48 SODIUM / POTASSIUM RATIO © 2010 Meridian Valley Laboratory 49 Sodium/Potassium Ratio Reflection of Dietary intake Important in prevention of Hypertension Heart Attack Stroke Ideal ratio = 1.5 © 2010 Meridian Valley Laboratory 50 Sodium/Potassium Ratio © 2010 Meridian Valley Laboratory 51 ENZYME ACTIVITY © 2010 Meridian Valley Laboratory 52 5a-Reductase © 2010 Meridian Valley Laboratory 53 5α-Reductase – Dutasteride – Finasteride – Green Tea Extract – Progesterone – Saw Palmetto – Zinc – GLA 5α-Reductase © 2010 Meridian Valley Laboratory 11-B Hydroxysteroid Dehydrogenase © 2010 Meridian Valley Laboratory 55 Urine Hormone Profiles 24-Hour Urine Hormone Profiles: DHEA Assess adrenal health Tailor adrenal supportive therapies Assess Growth Hormone Assess Thyroid Identify risk factors for CVD Identify enzyme imbalances © 2010 Meridian Valley Laboratory 56 Next Webinar... Monday, September 27th 1pm PDT Hormone Testing in Clinical Practice: Part 3 Cases: Interpreting 24-Hour Urine Hormone Profiles