12 results
Effects of Parathyroid hormone (PTH) and Calcitonin on Calcium and Phosphate Metabolism

#Parathyroid #hormone #PTH #Calcitonin #phosphate
Effects of Parathyroid ... hormone (PTH) and ... Calcitonin on Calcium ... #metabolism #pathophysiology ... #endocrinology
Hormonal Regulation of the Blood Calcium concentration

#Calcium #Regulation #Parathyroid #Calcitonin #Calcitriol #PTH #Endocrinology #Pathophysiology #Hormones
concentration #Calcium ... #Regulation #Parathyroid ... #Calcitonin #Calcitriol ... #PTH #Endocrinology ... #Pathophysiology
Parathyroid Hormone (PTH) Effect in Calcium and Phosphorus
Calcium - Net Effect Hypercalcemia:
   ↑ intestinal
Parathyroid Hormone ... (PTH) Effect in ... Hypercalcemia: ... #Phosphorus #pathophysiology ... #endocrinology
Multiple Endocrine Neoplasias (MEN syndromes) 

MEN I
• Hyperparathyroidism 
• Hypercalcemia 
• Possible ZE syndrome 
• Various
Hyperparathyroidism • Hypercalcemia ... Various Pituitary path ... • Increased calcitonin ... • Increased calcitonin ... #Differential #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 ... Hypoparathyroidism - Calcium-sensing ... activating mutation - Parathyroid ... Hyperparathyroidism #Diagnosis #Endocrinology
Hypercalcemia of Malignancy - Pathophysiology
PTH-mediated
 • Parathyroid cancer
 • Ectopic production: Small cell lung cancer, ovarian
Hypercalcemia of ... Malignancy - Pathophysiology ... PTH-mediated ... • Parathyroid cancer ... and intestinal calcium
Causes of Hypercalcemia
Parathyroid gland structure-related
 • Primary hyperparathyroidism
 • Parathyroid adenoma
 • Parathyroid hyperplasia
 • Parathyroid
Causes of Hypercalcemia ... Lithium use • Calcium-sensing ... • Milk-alkali syndrome ... #Hypercalcemia ... #Causes #endocrinology
Hypocalcemia - Diagnosis and Management
PTH Independent (↑ PTH)
 • LOW VIT D
    -
Hypocalcemia - Diagnosis ... - Calcium Sequestration ... - DiGeorge Syndrome ... Signaling #Hypocalcemia ... Diagnosis #Management #endocrinology
Hypocalcemia - Differential Diagnosis Algorithm - Low and High Phosphate
LOW PHOSPHATE
 - Low/NormaI PTH
Hypocalcemia - Differential ... Phenytoin, Nephrotic Syndrome ... Activating Mutation in Calcium ... Poisoning #Hypocalcemia ... Algorithm #Phosphate #endocrinology
Causes of Hypocalcemia by Clinical Cause

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