25 results
Hormonal Regulation of the Blood Calcium concentration

#Calcium #Regulation #Parathyroid #Calcitonin #Calcitriol #PTH #Endocrinology #Pathophysiology #Hormones
Hormonal Regulation ... Parathyroid #Calcitonin #Calcitriol ... #PTH #Endocrinology ... Pathophysiology #Hormones
Hypercalcemia - Differential Diagnosis Algorithm
Elevated PTH (High or normal):
 • Primary Hyperparathyroidism
 • Familial Hypocalciuric Hypercalcemia
Low
PTH: • Elevated Calcitriol ... Cholecalciferol - Excess ... Algorithm #causes #endocrinology
Differentiation of Causes of Hyperthyroidism According to Pattern of Radionucleotide Uptake
Reduced uptake:
 • Thyroiditis
 • Exogenous
Ectopic thyroid hormone ... Graves' disease • Excess ... thyroid-stimulating hormone ... hyperthyroidism #endocrinology
Growth Hormone Excess - Pathogenesis and clinical findings
 • Acromegaly and gigantism share the same pathophysiology
Growth Hormone Excess ... Pathogenesis and clinical ... GH excess prior ... GH excess after ... signs #symptoms #endocrinology
Hypercalcemia - Differential Diagnosis Algorithm
Primary Hyperparathyroidism
 • Adenoma
 • Hyperplasia
 • MEN 1 and 2A
Tertiary Hyperparathyroidism
D Related • Excess ... Vitamin D/Calcitriol ... Lymphoma) Other • Excess ... Diagnosis #Algorithm #Endocrinology
Clinical Effects of Large and Small Pituitary Tumours
Local complications - Headache, Visual field defect, Disconnection hyperprolactinaemia,
Clinical Effects ... pituitary apoplexy) Hormone ... excess • Hyperprolactinaemia ... Hypopituitarism • Growth hormone ... Symptoms #Diagnosis #Endocrinology
Hyperthyroidism - Differential Diagnosis Algorithm
High/Normal Radioiodine Uptake
 - Autoimmune Thyroid Disease:
    • Grave's
Goiter - TSH/HCG Excess ... Exogenous/Ectopic Hormone ... Diagnosis #Algorithm #endocrinology
Causes of Hypercalcemia
Parathyroid hormone–dependent
Primary hyperparathyroidism
Familial hypocalciuric hypercalcemia
Lithium-associated
Tertiary hyperparathyroidism
Genetic disorders (e.g., multiple endocrine neoplasia type 1 or
Hypercalcemia Parathyroid hormone–dependent ... ) Parathyroid hormone–independent ... - Parathyroid hormone–related ... humoral syndromes Excess ... Differential #Diagnosis #Endocrinology
Hirsutism & Virilization - Differential Diagnosis Algorithm
ADRENAL EXCESS
Ovarian
 • Polycystic Ovarian Syndrome
 • Hyperthecosis
 • Tumor
Adrenal
Algorithm ADRENAL EXCESS ... Tumor Low Serum Hormone ... Diagnosis #Algorithm #endocrinology
Feedback Loop: Growth Hormone (GH)
Growth Hormone:
 • Liver -> GHR activates JAK-STAT pathway -> Incr IGF1
Feedback Loop: Growth Hormone ... (GH) Growth Hormone ... lipid • GH excess ... #FeedbackLoop #endocrinology