63 results
Causes of Hypercalcemia
Hypercalcemia due to increased bone Ca2+ resorption:
 • Primary hyperparathyroidism, Malignancy, Pseudohyperparathyroidism, Renal failure,
Causes of Hypercalcemia ... Hypercalcemia ... Immobilization Hypercalcemia ... )-alkali syndrome ... #high #endocrinology
Hypocalcemia - Workup Algorithm

Dr Nikhil Lohiya - NEPHKIDS 2020 @NEPHKIDS1

#Hypocalcemia #Workup #Algorithm #differential #diagnosis #endocrinology #causes
Hypocalcemia - Workup ... @NEPHKIDS1 #Hypocalcemia ... differential #diagnosis #endocrinology ... #causes #calcium
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
Hypercalcemia - Differential Diagnosis Algorithm
Primary Hyperparathyroidism
 • Adenoma
 • Hyperplasia
 • MEN 1 and 2A
Tertiary Hyperparathyroidism
Hypercalcemia - ... Hyperparathyroidism • Hypercalcemia ... Hypocalciuria Hypercalcemia ... Paget's Disease #Hypercalcemia ... Diagnosis #Algorithm #Endocrinology
Hypocalcemia Laboratory Evaluation

Serum levels of PTH, phosphorus, 25-hydroxyvitamin D, and 1,25-dihydroxyvitamin D can help differentiate between
Hypocalcemia Laboratory ... disorders causing hypocalcemia ... Hypoparathyroidism - Calcium-sensing ... kidney disease #Hypocalcemia ... Hyperparathyroidism #Diagnosis #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 Workup and Differential Diagnosis Framework
1) Determine whether PTH-dependent
2) Assess for other hormonal causes
3) Assess for
Hypercalcemia Workup ... uw_IMresidency #Hypercalcemia ... Diagnosis #algorithm #endocrinology ... #calcium
Multiple Endocrine Neoplasias (MEN syndromes) 

MEN I
• Hyperparathyroidism 
• Hypercalcemia 
• Possible ZE syndrome 
• Various
Neoplasias (MEN syndromes ... Hyperparathyroidism • Hypercalcemia ... • Possible ZE syndrome ... Hyperparathyroidism • Hypercalcemia ... #Differential #Endocrinology
Chvostek's Sign - Physical Exam - Hypocalcemia

Chvostek's sign is described as the twitching of facial muscles
Physical Exam - Hypocalcemia ... nor specific for hypocalcemia ... patients with hypocalcemia ... persons with normal calcium ... #PhysicalExam #Hypocalcemia
Hypercalcemia - Differential Diagnosis Algorithm
Elevated PTH (High or normal):
 • Primary Hyperparathyroidism
 • Familial Hypocalciuric Hypercalcemia
Low
Hypercalcemia - ... Hypocalciuric Hypercalcemia ... Bony Mets - Calcium ... Thiazides/Lithium #Hypercalcemia ... Algorithm #causes #endocrinology