62 results
Hypocalcemia Differential Diagnosis Algorithm
 - Magnesium deficiency
 - Hypoparathyroidism 
 - Hypoalbuminemia (Pseudohypocalcemia)
 - Vitamin D
Hypocalcemia Differential ... Diagnosis Algorithm ... chronic kidney disease ... #endocrinology ... #differential
Hypocalcemia Laboratory Evaluation

Serum levels of PTH, phosphorus, 25-hydroxyvitamin D, and 1,25-dihydroxyvitamin D can help differentiate between
dihydroxyvitamin D can help differentiate ... Chronic kidney disease ... Hyperparathyroidism #Diagnosis ... #Endocrinology ... #Differential
Causes of Hypercalcemia
Hypercalcemia due to increased bone Ca2+ resorption:
 • Primary hyperparathyroidism, Malignancy, Pseudohyperparathyroidism, Renal failure,
failure, Addison's disease ... Granulomatous diseases ... #Causes #differential ... #diagnosis #calcium ... #high #endocrinology
Workup of Hypercalcemia - Differential Diagnosis Algorithm
High or Normal PTH:
 • Hyperparathyroidism: Parathyroid adenoma, Parathyroid hyperplasia,
- Differential ... Diagnosis Algorithm ... #Differential # ... Diagnosis #Algorithm ... #Workup #nephrology
Hypercalcemia - Differential Diagnosis Algorithm
Elevated PTH (High or normal):
 • Primary Hyperparathyroidism
 • Familial Hypocalciuric Hypercalcemia
Low
Differential Diagnosis ... Granulomatous Disease ... #Differential # ... Diagnosis #Algorithm ... #causes #endocrinology
Hypocalcemia - Differential Diagnosis Algorithm - Low and High PTH
LOW PTH - Hypoparathyroid
 - Congenital (Pediatric)
Hypocalcemia - Differential ... Diagnosis Algorithm ... • Infiltrative disease ... #Differential # ... #PTH #endocrinology
Hypocalcemia - Diagnosis and Management
PTH Independent (↑ PTH)
 • LOW VIT D
    -
Hypocalcemia - Diagnosis ... Activation: Liver disease ... , Kidney Disease ... #endocrinology ... #differential #algorithm
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
Causes of Hypercalcemia ... hypocalciuric hypercalcemia ... #Hypercalcemia ... #Causes #Differential ... #Diagnosis #Endocrinology
Hypercalcemia - Differential Diagnosis Algorithm
Primary Hyperparathyroidism
 • Adenoma
 • Hyperplasia
 • MEN 1 and 2A
Tertiary Hyperparathyroidism
Differential Diagnosis ... Granulomatous Disease ... #Differential # ... Diagnosis #Algorithm ... #Endocrinology
Classification of Diabetes Insipidus

Central or neurogenic diabetes insipidus:
 - Congenital - Structural malformations affecting the hypothalamus
causes (e.g., hypokalemia ... , hypercalcemia) ... Treatment is aimed ... Classification #Types #Nephrology ... #Diagnosis #Differential