How Does Body Maintain Normal Blood Sugar? a Insulin Resistance and Its Consequences Sidika E. Karakas, M.D Professor and Chief Division of Endocrinology,

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Presentation transcript:

How Does Body Maintain Normal Blood Sugar? a Insulin Resistance and Its Consequences Sidika E. Karakas, M.D Professor and Chief Division of Endocrinology, Diabetes and Metabolism

Symptoms of High Sugar (Diabetes) Symptoms of Low Sugar (Hypoglycemia)

Blood Sugar Homeostasis

Pancreas

Amount of Insulin We Need Depends on What We Eat Meals containing sugars and simple carbohydrates require more insulin

Amount of Insulin We Need also Depends on Our Body

Larger the Waistline Higher the Need for Insulin (Insulin Resistance)

Skin Signs of Insulin Resistance

Insulin Response to Sugar Intake Normal Insulin resistant

INSULIN RESISTANCE NEED for EXCESS INSULIN PANCREAS FATIGUE TYPE 2 DIABETES

Common Cause of Insulin Resistance in Females: PCOS Insulin Resistance Cysts in the Ovaries

Polycystic Ovary Syndrome (PCOS) Most common endocrine condition in women Affects 1 out of 16 women –8% of AA; 5% of White Causes irregular periods Excess facial or body hair

Menstrual cycles are a vital sign Andrea Dunaif, MD.

What is normal? More than 35 days in between two periods is considered “too long” One year after having their first period, 65% of adolescents have more than 10 periods / year Three years after, more than 90% have >10 menses /year

Age Infrequent periods 10 Acanthosis Weight gain Excess Hair Difficulty in getting pregnant

What can we do about it We can do a lot –Weight control –Insulin sensitizers (metformin) –Medicines for acne, facial hair and body hair

Clinical Findings of PCOS

Effects of Weight Loss on Fertility 33 PCOS patients 25 lost 5% weight 11 of these lost >10% 15 women ovulated 10 became pregnant P.G. Crosignani et al. Human Repro 18:1928, 2003.

Cysts in the ovaries decreased with weight loss Ovarian volume decreased by 18% with 5% weight loss 25% with 10% weight loss Follicle number decreased from 23.5  11.5 to 19.9  9.9 with 5%, to 18.3  7.5 with 10% weight loss

Healthy Ways to Decrease Insulin Resistance Decrease simple sugar intake –DO NOT DRINK SWEETENED DRINKS Don’t overeat Walk, do sports –150 min/wk to maintain weight –250 min/wk to lose weight Talk to your parents and doctor –If you don’t have monthly periods –If you are getting excess hair

Treatment of Facial Hair Suppress ovarian androgen production –contraceptives

Treatment of Facial Hair Block androgen receptor (sprinolactone) Block conversion of testosterone to DHT (finasteride)

Facial Hair Pregnancy Diabetes Lipids Insulin resistance Oral Contraceptives Management Planning

Age Infrequent periods 10 Acanthosis Weight gain Difficulty in getting pregnant Excess Hair

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