35 results
Hypocalcemia - Diagnosis and Management
PTH Independent (↑ PTH)
 • LOW VIT D
    -
Hypocalcemia - Diagnosis ... and Management ... - Calcium Sequestration ... #Diagnosis #Management ... #endocrinology
Parathyroid Hormone (PTH) Effect in Calcium and Phosphorus
Calcium - Net Effect Hypercalcemia:
   ↑ intestinal
Parathyroid Hormone (PTH ... - Net Effect Hypercalcemia ... Parathyroid #Hormone #PTH ... #Phosphorus #pathophysiology ... #endocrinology
Hypocalcemia - Differential Diagnosis Algorithm - Low and High Phosphate
LOW PHOSPHATE
 - Low/NormaI PTH
Hypocalcemia - Differential ... Diagnosis Algorithm ... Phenytoin, Nephrotic Syndrome ... #Differential #Diagnosis ... Algorithm #Phosphate #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 ... Hyperparathyroidism #Diagnosis ... #Endocrinology
Hypercalcemia Workup and Differential Diagnosis Framework
1) Determine whether PTH-dependent
2) Assess for other hormonal causes
3) Assess for
Hypercalcemia Workup ... and Differential Diagnosis ... Determine whether PTH-dependent ... #algorithm #endocrinology ... #calcium
Hypercalcemia - Differential Diagnosis Algorithm
Elevated PTH (High or normal):
 • Primary Hyperparathyroidism
 • Familial Hypocalciuric Hypercalcemia
Low
Differential Diagnosis ... Algorithm Elevated PTH ... Low PTH: • Elevated ... Bony Mets - Calcium ... Algorithm #causes #endocrinology
Multiple Endocrine Neoplasias (MEN syndromes) 

MEN I
• Hyperparathyroidism 
• Hypercalcemia 
• Possible ZE syndrome 
• Various
Hyperparathyroidism • Hypercalcemia ... Various Pituitary path ... Hyperparathyroidism • Hypercalcemia ... #Differential #Endocrinology ... Classification #Diagnosis
Hypocalcemia Workup - Differential Diagnosis Algorithm
 • Low Magnesium, High Magnesium - Functional Hypoparathyroidism
 • High
Hypocalcemia Workup ... - Differential Diagnosis ... Phosphate, Low PTH ... Phosphate, High PTH ... metastases, Hungry bone syndrome
Hyperparathyroidism - Primary vs Secondary vs Tertiary 
Lab Comparison:
 • Primary Hyperparathyroidism: ↑→PTH, ↑Calcium, ↑Vitamin D,
, ↑Calcium, ↑Vitamin ... , ↓→Calcium, ↓Vitamin ... Hyperparathyroidism #diagnosis ... #endocrinology ... #Tertiary #pathophysiology
Hypocalcemia - Differential Diagnosis Algorithm - Low and High PTH
LOW PTH - Hypoparathyroid
 - Congenital (Pediatric)
Hypocalcemia - Differential ... Diagnosis Algorithm ... Tumor lysis syndrome ... #Differential #Diagnosis ... #endocrinology