9 results
Hormonal Regulation of the Blood Calcium concentration

#Calcium #Regulation #Parathyroid #Calcitonin #Calcitriol #PTH #Endocrinology #Pathophysiology #Hormones
Hormonal Regulation ... Calcitonin #Calcitriol #PTH ... #Endocrinology ... #Pathophysiology ... #Hormones
Parathyroid Hormone (PTH) Effect in Calcium and Phosphorus
Calcium - Net Effect Hypercalcemia:
   ↑ intestinal
Parathyroid Hormone ... Calcium - Net Effect Hypercalcemia ... #Parathyroid #Hormone ... Calcium #Phosphorus #pathophysiology ... #endocrinology
Effects of Parathyroid hormone (PTH) and Calcitonin on Calcium and Phosphate Metabolism

#Parathyroid #hormone #PTH #Calcitonin #phosphate
of Parathyroid hormone ... (PTH) and Calcitonin ... #Parathyroid #hormone ... phosphate #metabolism #pathophysiology ... #endocrinology
Hypercalcemia Workup and Differential Diagnosis Framework
1) Determine whether PTH-dependent
2) Assess for other hormonal causes
3) Assess for
Hypercalcemia Workup ... Determine whether PTH-dependent ... Assess for other hormonal ... Assess for non-hormonal ... Diagnosis #algorithm #endocrinology
Hypercalcemia - Hormones and Pathophysiology  
Calcitriol:
 • Bones: Enhances mineralization
 • GI Tract: ↑ Ca2+
Hypercalcemia - ... Hormones and Pathophysiology ... Ca2+, ↑ PO4- PTH ... #Hormones #Pathophysiology ... #endocrinology
Hypocalcemia Laboratory Evaluation

Serum levels of PTH, phosphorus, 25-hydroxyvitamin D, and 1,25-dihydroxyvitamin D can help differentiate between
Hypocalcemia Laboratory ... Serum levels of PTH ... disorders causing hypocalcemia ... - Parathyroid hormone ... Hyperparathyroidism #Diagnosis #Endocrinology
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
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
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
bruit or signs of hormonal ... Vasculitis • Endocrinologic ... Hyperthyroidism, Hypercalcemia ... apnea: CPAP, most pts