10 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
Parathyroid Hormone (PTH) Effect in Calcium and Phosphorus
Calcium - Net Effect Hypercalcemia:
   ↑ intestinal
Parathyroid Hormone ... (PTH) Effect in ... absorption ↑ bone ... Calcium #Phosphorus #pathophysiology ... #endocrinology
Hypercalcemia - Differential Diagnosis Algorithm
Elevated PTH (High or normal):
 • Primary Hyperparathyroidism
 • Familial Hypocalciuric Hypercalcemia
Low
Algorithm Elevated PTH ... Hypercalcemia Low PTH ... : • Elevated Calcitriol ... Hyperthyroid, Bony ... Algorithm #causes #endocrinology
Effects of Parathyroid hormone (PTH) and Calcitonin on Calcium and Phosphate Metabolism

#Parathyroid #hormone #PTH #Calcitonin #phosphate
of Parathyroid hormone ... (PTH) and Calcitonin ... #PTH #Calcitonin ... phosphate #metabolism #pathophysiology ... #endocrinology
Hypercalcemia - Hormones and Pathophysiology  
Calcitriol:
 • Bones: Enhances mineralization
 • GI Tract: ↑ Ca2+
Hypercalcemia - Hormones ... and Pathophysiology ... Calcitriol: ... Ca2+, ↑ PO4- PTH ... #endocrinology
Initial treatment of renal bone disease and cinacalcet for secondary hyperparathyroidism
Phosphate binders reduce hyperphosphataemia and hyperparathyroidism.
treatment of renal bone ... Calcitriol improves ... treatments inhibits PTH ... which reduces bone ... #Pharmacology #Pathophysiology
Calcium homeostasis is a process controlled by chiefly by hormones vitamin D and PTH. 
Vitamin D
by chiefly by hormones ... vitamin D and PTH ... and stimulating bone ... #Pathophysiology ... #Endocrinology
Hyperparathyroidism - Primary vs Secondary vs Tertiary 
Lab Comparison:
 • Primary Hyperparathyroidism: ↑→PTH, ↑Calcium, ↑Vitamin D,
Hyperparathyroidism: ↑→PTH ... easily/weakness, Bone ... Hyperparathyroidism #diagnosis #endocrinology ... #PTH #Primary # ... Secondary #Tertiary #pathophysiology
Hypercalcemia - Differential Diagnosis Algorithm
Primary Hyperparathyroidism
 • Adenoma
 • Hyperplasia
 • MEN 1 and 2A
Tertiary Hyperparathyroidism
Malignancy • PTH-Related ... Cytokine-Mediated Bone ... Lymphomas) Metastatic Bone ... Excess Vitamin D/Calcitriol ... 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 ... Incr IGF1 • Bone ... #FeedbackLoop #endocrinology ... #pathophysiology