Delayed Puberty

Mar 10, 2017 by in ENDOCRINOLOGY Comments Off on Delayed Puberty

Hypogonadotropic hypogonadism (low LH and FSH) Constitutional delay of growth and puberty (CDGP) Functional hypogonadotropic hypogonadism: Delayed, but spontaneous, pubertal development Permanent idiopathic hypogonadotropic hypogonadism (IHH)   Hypothalamic and pituitary dysfunction…

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Ketoacidosis and Hyperosmolar Non-ketotic Syndrome

Mar 10, 2017 by in ENDOCRINOLOGY Comments Off on Ketoacidosis and Hyperosmolar Non-ketotic Syndrome

Fig. 32.1 Clinical manifestations Hyperglycemia develops as a result of three processes: increased gluconeogenesis, accelerated glycogenolysis, and impaired glucose utilization by peripheral tissues. Transient insulin resistance occurs due to hormone…

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Postmenopausal Osteoporosis

Mar 10, 2017 by in ENDOCRINOLOGY Comments Off on Postmenopausal Osteoporosis

Fig. 24.1 Mechanisms of bone resorption. The stromal cells or osteoblast releases RANKL and osteoprotegerin. RANKL will bind to RANK on the surface of the osteoclast precursor, leading to fusion…

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Precocious Puberty

Mar 10, 2017 by in ENDOCRINOLOGY Comments Off on Precocious Puberty

Fig. 18.1 (a) Hypothalamic–pituitary–ovarian axis. (b) Hypothalamic–pituitary–testicular axis The HPG axis matures during fetal life, with gonadotropin release persisting into infancy. Peaks in gonadotropin and sex steroid levels occur between…

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Evaluation of Sellar Masses

Mar 10, 2017 by in ENDOCRINOLOGY Comments Off on Evaluation of Sellar Masses

Neoplastic Cysts Inflammatory/infiltrative Vascular Pituitary adenoma Craniopharyngioma Chordoma Metastasis Meningioma Germ cell tumor Glioma Granular cell tumor (pituicytoma) Hypothalamic neuronal hamartoma Dermoid Pituitary carcinoma Rathke’s cleft cyst Arachnoid cyst Lymphocytic…

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Genetic Testing in Endocrinology

Mar 10, 2017 by in ENDOCRINOLOGY Comments Off on Genetic Testing in Endocrinology

Fig. 1.1 The cost of DNA sequencing The Role of Genetic Testing in the Clinic The busy practitioner is challenged on a daily basis to recognize clinical scenarios that may…

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Acromegaly

Mar 10, 2017 by in ENDOCRINOLOGY Comments Off on Acromegaly

Fig. 7.1 Peptide structure of Somatostatin GH secretion is also regulated by ghrelin, a growth hormone secretagogue-receptor ligand [11] that is mainly synthesized in the gastrointestinal tract, particularly the stomach,…

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Dyslipidemia

Mar 10, 2017 by in ENDOCRINOLOGY Comments Off on Dyslipidemia

Total cholesterol (mg/dL) < 200 Desirable 200-239 Boderline high ≥240 High HDL cholesterol (mg/dL) <40 Low >60 High LDL cholesterol (mg/dL) <100 Optimal 100–129 Near optimal 130–159 Boderline high 160–189…

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Carbohydrate Counting

Mar 10, 2017 by in ENDOCRINOLOGY Comments Off on Carbohydrate Counting

Weight (kg) Units of insulin:g of CHO 25 1:30 45–49 1:16 49.5–58 1:15 58.5–62.5 1:14 63–67 1:13 67.5–76 1:12 76.5–80.5 1:11 81–85 1:10 85.5–89.5 1:9 90–98.5 1:8 99–107.5 1:7 ≥108…

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