20 results
Hypocalcemia - Workup Algorithm

Dr Nikhil Lohiya - NEPHKIDS 2020 @NEPHKIDS1

#Hypocalcemia #Workup #Algorithm #differential #diagnosis #endocrinology #causes
Hypocalcemia - Workup ... @NEPHKIDS1 #Hypocalcemia ... Workup #Algorithm #differential ... #diagnosis #endocrinology ... #causes #calcium
Hypocalcemia Laboratory Evaluation

Serum levels of PTH, phosphorus, 25-hydroxyvitamin D, and 1,25-dihydroxyvitamin D can help differentiate between
Hypocalcemia Laboratory ... dihydroxyvitamin D can help differentiate ... Hypoparathyroidism - Calcium-sensing ... Hyperparathyroidism #Diagnosis #Endocrinology ... #Differential
Parathyroid Hormone (PTH) Effect in Calcium and Phosphorus
Calcium - Net Effect Hypercalcemia:
   ↑ intestinal
PTH) Effect in Calcium ... and Phosphorus Calcium ... - Net Effect Hypercalcemia ... #Phosphorus #pathophysiology ... #endocrinology
Multiple Endocrine Neoplasias (MEN syndromes) 

MEN I
• Hyperparathyroidism 
• Hypercalcemia 
• Possible ZE syndrome 
• Various
Hyperparathyroidism • Hypercalcemia ... Pituitary path • Acromegaly ... Hyperparathyroidism • Hypercalcemia ... MultipleEndocrineNeoplasia #Differential ... #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 ... #Workup #Differential ... Diagnosis #algorithm #endocrinology ... #calcium
Causes of Hypercalcemia
Hypercalcemia due to increased bone Ca2+ resorption:
 • Primary hyperparathyroidism, Malignancy, Pseudohyperparathyroidism, Renal failure,
Hypercalcemia ... histoplasmosis) • Milk (calcium ... #Causes #differential ... #diagnosis #calcium ... #high #endocrinology
Hypercalcemia - Differential Diagnosis Algorithm
Elevated PTH (High or normal):
 • Primary Hyperparathyroidism
 • Familial Hypocalciuric Hypercalcemia
Low
Hypercalcemia - ... Differential Diagnosis ... Bony Mets - Calcium ... #Differential # ... Algorithm #causes #endocrinology
Hypocalcemia - Regulation and Pathophysiology 

Dr Nikhil Lohiya - NEPHKIDS 2020 @NEPHKIDS1

#Hypocalcemia #Regulation #Pathophysiology #endocrinology #calcium
Hypocalcemia - Regulation ... and Pathophysiology ... @NEPHKIDS1 #Hypocalcemia ... #endocrinology ... #calcium
Hypercalcemia of Malignancy - Pathophysiology
PTH-mediated
 • Parathyroid cancer
 • Ectopic production: Small cell lung cancer, ovarian
Hypercalcemia of ... Malignancy - Pathophysiology ... and intestinal calcium ... Mediated - Stimulate calcium ... #Differential #
Hypercalcemia - Differential Diagnosis Algorithm
Primary Hyperparathyroidism
 • Adenoma
 • Hyperplasia
 • MEN 1 and 2A
Tertiary Hyperparathyroidism
Differential Diagnosis ... Autosomal Dominant Calcium ... Other • Excess Calcium ... #Differential # ... Diagnosis #Algorithm #Endocrinology