16 results
Hypocalcemia - Differential Diagnosis Algorithm - Low and High Phosphate
LOW PHOSPHATE
 - Low/NormaI PTH
Hypocalcemia - Differential ... Diagnosis Algorithm ... • Secondary ... Diagnosis #Algorithm ... #Phosphate #endocrinology
Hypocalcemia Laboratory Evaluation

Serum levels of PTH, phosphorus, 25-hydroxyvitamin D, and 1,25-dihydroxyvitamin D can help differentiate between
Serum levels of PTH ... : - Hypoparathyroidism ... - Calcium-sensing ... #Diagnosis #Endocrinology ... #Differential
Hypercalcemia - Differential Diagnosis Algorithm
Primary Hyperparathyroidism
 • Adenoma
 • Hyperplasia
 • MEN 1 and 2A
Tertiary Hyperparathyroidism
Differential Diagnosis ... long-standing secondary ... Malignancy • PTH-Related ... Diagnosis #Algorithm ... #Endocrinology
Hyperparathyroidism - Primary vs Secondary vs Tertiary 
Lab Comparison:
 • Primary Hyperparathyroidism: ↑→PTH, ↑Calcium, ↑Vitamin D,
Tertiary Lab Comparison ... : ↑→PTH, ↑Calcium ... : ↑PTH, ↓→Calcium ... : ↑↑PTH, ↑Calcium ... #diagnosis #endocrinology
Hypercalcemia - Differential Diagnosis Algorithm
Elevated PTH (High or normal):
 • Primary Hyperparathyroidism
 • Familial Hypocalciuric Hypercalcemia
Low
Differential Diagnosis ... ): • Primary Hyperparathyroidism ... Bony Mets - Calcium ... Diagnosis #Algorithm ... #causes #endocrinology
Hypercalcemia Workup and Differential Diagnosis Framework
1) Determine whether PTH-dependent
2) Assess for other hormonal causes
3) Assess for
and Differential ... Determine whether PTH-dependent ... #Diagnosis #algorithm ... #endocrinology ... #calcium
Hypocalcemia - Differential Diagnosis Algorithm
 • Low Serum Mg: GI losses, Renal losses, Alcoholism, Malnutrition, Drug-Induced
Hypocalcemia - Differential ... Diagnosis Algorithm ... Level Elevated - Secondary ... Hyperparathyroidism ... Diagnosis #Algorithm
Hypocalcemia Workup - Differential Diagnosis Algorithm
 • Low Magnesium, High Magnesium - Functional Hypoparathyroidism
 • High
Hypocalcemia Workup ... - Differential ... Diagnosis Algorithm ... Phosphate, Low PTH ... #Diagnosis #Algorithm
Causes of Hypocalcemia - Differential Diagnosis Algorithm
 • Extravascular: Pancreatitis, surgery, acute phosphate intake and renal
- Differential ... Diagnosis Algorithm ... Drug induced: Calcium ... : Hypoparathyroidism ... Diagnosis #Algorithm
Hypocalcemia - Differential Diagnosis Algorithm - Low and High PTH
LOW PTH - Hypoparathyroid
 - Congenital (Pediatric)
Hypocalcemia - Differential ... Diagnosis Algorithm ... • Gastric bypass ... Diagnosis #Algorithm ... #PTH #endocrinology