101 results
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 ... Hyperparathyroidism #Diagnosis ... #Endocrinology ... #Differential
Causes of Hypercalcemia
Parathyroid gland structure-related
 • Primary hyperparathyroidism
 • Parathyroid adenoma
 • Parathyroid hyperplasia
 • Parathyroid
Hypercalcemia Parathyroid ... Lithium use • Calcium-sensing ... • Milk-alkali syndrome ... Hypercalcemia #Causes #endocrinology ... #diagnosis #differential
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 ... Other humoral syndromes ... Hypercalcemia #Causes #Differential ... #Diagnosis #Endocrinology
Workup of Hypercalcemia - Differential Diagnosis Algorithm
High or Normal PTH:
 • Hyperparathyroidism: Parathyroid adenoma, Parathyroid hyperplasia,
Hypercalcemia - Differential ... Diagnosis Algorithm ... disease, Milk Alkali Syndrome ... disease, Viral Syndromes ... #Diagnosis #Algorithm
Hypercalcemia of Malignancy - Pathophysiology
PTH-mediated
 • Parathyroid cancer
 • Ectopic production: Small cell lung cancer, ovarian
of Malignancy - Pathophysiology ... PTH-mediated • Parathyroid ... and intestinal calcium ... #Differential # ... Diagnosis #algorithm
The principal endocrine 'axes' and glands. Parathyroid glands, adrenal zona glomerulosa and endocrine pancreas are not
Parathyroid glands ... Endocrine #Axes #Endocrinology ... #Pathophysiology ... #Pathways #Diagnosis
Causes of Hypocalcemia by Clinical Cause

Acute illness: pancreatitis, tumor lysis, severe illness - Secondary hyperparathyroidism from
low circulating calcium ... Genetic defects in calcium-sensing ... Malabsorption syndrome ... Hypocalcemia #Causes #Differential ... #Diagnosis #Endocrinology