12 results
Calcium Homeostasis

Serum Calcium - PTH - Vitamin D Regulation

#Calcium #Homeostasis #Pathophysiology #Autoregulation #VitaminD #PTH #Endocrinology
- PTH - Vitamin ... D Regulation ... #Pathophysiology ... Autoregulation #VitaminD ... #PTH #Endocrinology
Hormonal Regulation of the Blood Calcium concentration

#Calcium #Regulation #Parathyroid #Calcitonin #Calcitriol #PTH #Endocrinology #Pathophysiology #Hormones
Hormonal Regulation ... of the Blood Calcium ... Calcitonin #Calcitriol #PTH ... #Endocrinology ... #Pathophysiology
Calcium homeostasis is a process controlled by chiefly by hormones vitamin D and PTH. 
Vitamin D
D and PTH. ... PTH acts to increase ... #Pathophysiology ... #Endocrinology ... #PTH #VitaminD
Hyperparathyroidism - Primary vs Secondary vs Tertiary 
Lab Comparison:
 • Primary Hyperparathyroidism: ↑→PTH, ↑Calcium, ↑Vitamin D,
, ↑Calcium, ↑Vitamin ... , ↓→Calcium, ↓Vitamin ... , ↑Calcium, ↓Vitamin ... Hyperparathyroidism #diagnosis #endocrinology ... Secondary #Tertiary #pathophysiology
Hypocalcemia - Differential Diagnosis Algorithm - Low and High Phosphate
LOW PHOSPHATE
 - Low/NormaI PTH
Differential Diagnosis Algorithm ... • Vitamin ... Phenytoin, Nephrotic Syndrome ... • Hereditary Vitamin ... #Phosphate #endocrinology
Hypocalcemia Workup - Differential Diagnosis Algorithm
 • Low Magnesium, High Magnesium - Functional Hypoparathyroidism
 • High
Differential Diagnosis Algorithm ... Phosphate, Low PTH ... Phosphate, High PTH ... metastases, Hungry bone syndrome ... #nephrology #calcium
Hypercalcemia - Differential Diagnosis Algorithm
Elevated PTH (High or normal):
 • Primary Hyperparathyroidism
 • Familial Hypocalciuric Hypercalcemia
Low
Elevated PTH (High ... Hypercalcemia Low PTH ... Cholecalciferol - Excess Vitamin ... Bony Mets - Calcium ... #causes #endocrinology
Hypocalcemia - Diagnosis and Management
PTH Independent (↑ PTH)
 • LOW VIT D
    -
Formation: Hungy Bone Syndrome ... - Calcium Sequestration ... - DiGeorge Syndrome ... Diagnosis #Management #endocrinology ... #differential #algorithm
Hypercalcemia of Malignancy - Pathophysiology
PTH-mediated
 • Parathyroid cancer
 • Ectopic production: Small cell lung cancer, ovarian
of Malignancy - Pathophysiology ... PTH-mediated ... adenocarcinoma of thyroid Vitamin ... and intestinal calcium ... Differential #Diagnosis #algorithm
Hypercalcemia - Differential Diagnosis Algorithm
Primary Hyperparathyroidism
 • Adenoma
 • Hyperplasia
 • MEN 1 and 2A
Tertiary Hyperparathyroidism
Differential Diagnosis Algorithm ... Autosomal Dominant Calcium ... Malignancy • PTH-Related ... Other • Excess Calcium ... #Endocrinology