37 results
Hormonal Regulation of the Blood Calcium concentration

#Calcium #Regulation #Parathyroid #Calcitonin #Calcitriol #PTH #Endocrinology #Pathophysiology #Hormones
Regulation of the Blood Calcium ... concentration #Calcium ... #Regulation #Parathyroid ... Calcitriol #PTH #Endocrinology ... #Pathophysiology
Effects of Parathyroid hormone (PTH) and Calcitonin on Calcium and Phosphate Metabolism

#Parathyroid #hormone #PTH #Calcitonin #phosphate
Effects of Parathyroid ... Calcitonin on Calcium ... Metabolism #Parathyroid ... phosphate #metabolism #pathophysiology ... #endocrinology
Parathyroid Hormone (PTH) Effect in Calcium and Phosphorus
Calcium - Net Effect Hypercalcemia:
   ↑ intestinal
Parathyroid Hormone ... PTH) Effect in Calcium ... mendesthiagob #Parathyroid ... #Phosphorus #pathophysiology ... #endocrinology
Causes of Hypercalcemia
Parathyroid gland structure-related
 • Primary hyperparathyroidism
 • Parathyroid adenoma
 • Parathyroid hyperplasia
 • Parathyroid
Hypercalcemia Parathyroid ... adenoma • Parathyroid ... Lithium use • Calcium-sensing ... • Milk-alkali syndrome ... Hypercalcemia #Causes #endocrinology
Calcium Homeostasis

Serum Calcium - PTH - Vitamin D Regulation

#Calcium #Homeostasis #Pathophysiology #Autoregulation #VitaminD #PTH #Endocrinology
Calcium Homeostasis ... Serum Calcium ... Regulation #Calcium ... #Homeostasis #Pathophysiology ... VitaminD #PTH #Endocrinology
Hypocalcemia Laboratory Evaluation

Serum levels of PTH, phosphorus, 25-hydroxyvitamin D, and 1,25-dihydroxyvitamin D can help differentiate between
Hypoparathyroidism - Calcium-sensing ... activating mutation - Parathyroid ... Hyperparathyroidism #Diagnosis #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 ... Neoplasms - Parathyroid ... Other humoral syndromes ... disease - Williams syndrome ... Differential #Diagnosis #Endocrinology
The principal endocrine 'axes' and glands. Parathyroid glands, adrenal zona glomerulosa and endocrine pancreas are not
Parathyroid glands ... Endocrine #Axes #Endocrinology ... #Pathophysiology
Hypercalcemia of Malignancy - Pathophysiology
PTH-mediated
 • Parathyroid cancer
 • Ectopic production: Small cell lung cancer, ovarian
of Malignancy - Pathophysiology ... PTH-mediated • Parathyroid ... and intestinal calcium ... Mediated - Stimulate calcium ... Hypercalcemia #Malignancy #Pathophysiology
Hyperparathyroidism - Primary vs Secondary vs Tertiary 
Lab Comparison:
 • Primary Hyperparathyroidism: ↑→PTH, ↑Calcium, ↑Vitamin D,
Hyperparathyroidism: ↑→PTH, ↑Calcium ... Hyperparathyroidism: ↑PTH, ↓→Calcium ... Hyperparathyroidism: ↑↑PTH, ↑Calcium ... Hyperparathyroidism #diagnosis #endocrinology ... Secondary #Tertiary #pathophysiology