33 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
Causes of Hypercalcemia
Hypercalcemia due to increased bone Ca2+ resorption:
 • Primary hyperparathyroidism, Malignancy, Pseudohyperparathyroidism, Renal failure,
Causes of Hypercalcemia ... alkali syndrome • Vitamin ... #Causes #differential ... #diagnosis #calcium ... #high #endocrinology
Hypocalcemia - Workup Algorithm

Dr Nikhil Lohiya - NEPHKIDS 2020 @NEPHKIDS1

#Hypocalcemia #Workup #Algorithm #differential #diagnosis #endocrinology #causes
Hypocalcemia - Workup ... @NEPHKIDS1 #Hypocalcemia ... differential #diagnosis #endocrinology ... #causes #calcium
Hypocalcemia Laboratory Evaluation

Serum levels of PTH, phosphorus, 25-hydroxyvitamin D, and 1,25-dihydroxyvitamin D can help differentiate between
Hypocalcemia Laboratory ... disorders causing hypocalcemia ... Hypoparathyroidism - Calcium-sensing ... pseudohypoparathyroidism) - Vitamin ... Hyperparathyroidism #Diagnosis #Endocrinology
Causes of Hypercalcemia - Differential Diagnosis Algorithm
 • Primary Hyperparathyroidism 
 • Possible Familial Hypocalciuric Hypercalcemia
Causes of Hypercalcemia ... tuberculosis) • Vitamin ... Osteolytic Metastasis, Vitamin ... Diagnosis #Algorithm #Causes ... #endocrinology
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 - Differential Diagnosis Algorithm
Elevated PTH (High or normal):
 • Primary Hyperparathyroidism
 • Familial Hypocalciuric Hypercalcemia
Low
Hypercalcemia - ... Cholecalciferol - Excess Vitamin ... Bony Mets - Calcium ... Diagnosis #Algorithm #causes ... #endocrinology
Causes of Hypercalcemia
Parathyroid gland structure-related
 • Primary hyperparathyroidism
 • Parathyroid adenoma
 • Parathyroid hyperplasia
 • Parathyroid
Causes of Hypercalcemia ... Lithium use • Calcium-sensing ... hypocalciuric hypercalcemia ... Milk-alkali syndrome #Hypercalcemia ... #Causes #endocrinology
Causes of Hypercalcemia due to increased Vitamin D levels
 • The BIG 3:
Causes of Hypercalcemia ... due to increased Vitamin ... jamiekwillows #Hypercalcemia ... #VitaminD #causes ... differential #diagnosis #endocrinology
Parathyroid Hormone (PTH) Effect in Calcium and Phosphorus
Calcium - Net Effect Hypercalcemia:
   ↑ intestinal
PTH) Effect in Calcium ... and Phosphorus Calcium ... - Net Effect Hypercalcemia ... #Phosphorus #pathophysiology ... #endocrinology