48 results
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 ... Laboratory #Levels #Hyperparathyroidism ... #Diagnosis #Endocrinology
Hypercalcemia - EKG Findings
Causes of Hypercalcemia 
• Malignancy 
• Milk-alkali syndrome 
• Vitamin D toxicity 
•
Hypercalcemia - ... Findings Causes of Hypercalcemia ... Paget's disease • Hyperparathyroidism ... Differential #Causes #Diagnosis ... #Cardiology
Hypercalcemia - Differential Diagnosis Algorithm
Primary Hyperparathyroidism
 • Adenoma
 • Hyperplasia
 • MEN 1 and 2A
Tertiary Hyperparathyroidism
Differential Diagnosis ... Algorithm Primary Hyperparathyroidism ... and 2A Tertiary Hyperparathyroidism ... long-standing secondary hyperparathyroidism ... #Differential #Diagnosis
Causes of Hypercalcemia
Hypercalcemia due to increased bone Ca2+ resorption:
 • Primary hyperparathyroidism, Malignancy, Pseudohyperparathyroidism, Renal failure,
Causes of Hypercalcemia ... Hypercalcemia ... resorption: • Primary hyperparathyroidism ... Immobilization Hypercalcemia ... #differential #diagnosis
Hypocalcemia - Differential Diagnosis Algorithm - Low and High Phosphate
LOW PHOSPHATE
 - Low/NormaI PTH
Hypocalcemia - Differential ... Diagnosis Algorithm ... Low PTH • Hypoparathyroidism ... Poisoning #Hypocalcemia ... #Differential #Diagnosis
Hypercalcemia Diagnosis Algorithm
 - Primary Hyperparathyroidism
 - FHH
 - Hypercalcemia of malignancy
 - Local osteolytic hypercalcemia
Hypercalcemia Diagnosis ... Algorithm - Primary Hyperparathyroidism ... - FHH - Hypercalcemia ... Local osteolytic hypercalcemia ... #Diagnosis #Algorithm
Causes of Hypercalcemia - Differential Diagnosis Algorithm
 • Primary Hyperparathyroidism 
 • Possible Familial Hypocalciuric Hypercalcemia
Causes of Hypercalcemia ... - Differential Diagnosis ... Algorithm • Primary Hyperparathyroidism ... • Humoral Hypercalcemia ... #Differential #Diagnosis
Multiple Endocrine Neoplasias (MEN syndromes) 

MEN I
• Hyperparathyroidism 
• Hypercalcemia 
• Possible ZE syndrome 
• Various
) MEN I • Hyperparathyroidism ... • Hypercalcemia ... MEN IIa • Hyperparathyroidism ... • Hypercalcemia ... Classification #Diagnosis
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 ... type 2A, familial hyperparathyroidism ... Jansen disease #Hypercalcemia ... #Differential #Diagnosis
Hypercalcemia - Differential Diagnosis Algorithm
Elevated PTH (High or normal):
 • Primary Hyperparathyroidism
 • Familial Hypocalciuric Hypercalcemia
Low
Hypercalcemia - ... Differential Diagnosis ... normal): • Primary Hyperparathyroidism ... Hypocalciuric Hypercalcemia ... #Differential #Diagnosis