16 results
Calcium Homeostasis

Serum Calcium - PTH - Vitamin D Regulation

#Calcium #Homeostasis #Pathophysiology #Autoregulation #VitaminD #PTH #Endocrinology
Serum Calcium ... - PTH - Vitamin ... #Homeostasis #Pathophysiology ... Autoregulation #VitaminD ... #PTH #Endocrinology
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
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 ... pseudohypoparathyroidism) - Vitamin ... Hyperparathyroidism #Diagnosis #Endocrinology ... #Differential
Causes of Hypercalcemia
Parathyroid gland structure-related
 • Primary hyperparathyroidism
 • Parathyroid adenoma
 • Parathyroid hyperplasia
 • Parathyroid
Lithium use • Calcium-sensing ... hypercalcemia Vitamin ... • Excessive vitamin ... Hypercalcemia #Causes #endocrinology ... #diagnosis #differential
Calcium homeostasis is a process controlled by chiefly by hormones vitamin D and PTH. 
Vitamin D
Calcium homeostasis ... increase serum calcium ... #Pathophysiology ... #Endocrinology ... #Calcium #Homeostasis
Hypercalcemia of Malignancy - Pathophysiology
PTH-mediated
 • Parathyroid cancer
 • Ectopic production: Small cell lung cancer, ovarian
of Malignancy - Pathophysiology ... PTH-mediated • Parathyroid ... adenocarcinoma of thyroid Vitamin ... and intestinal calcium ... #Differential #
Hyperparathyroidism - Primary vs Secondary vs Tertiary 
Lab Comparison:
 • Primary Hyperparathyroidism: ↑→PTH, ↑Calcium, ↑Vitamin D,
, ↑Vitamin D, ↓Phosphate ... , ↓Vitamin D, ↑↓ ... , ↓Vitamin D, ↑Phosphate ... Hyperparathyroidism #diagnosis #endocrinology ... Secondary #Tertiary #pathophysiology
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 ... syndromes Excess vitamin ... Hypercalcemia #Causes #Differential ... #Diagnosis #Endocrinology