15 results
Hypocalcemia - Differential Diagnosis Algorithm - Low and High Phosphate
LOW PHOSPHATE
 - Low/NormaI PTH
Hypocalcemia - Differential ... Phenytoin, Nephrotic Syndrome ... Poisoning #Hypocalcemia ... Algorithm #Phosphate #endocrinology ... #LowCalcium
Hypocalcemia - Differential Diagnosis Algorithm - Low and High PTH
LOW PTH - Hypoparathyroid
 - Congenital (Pediatric)
Hypocalcemia - Differential ... Tumor lysis syndrome ... laxatives) #Hypocalcemia ... #endocrinology ... #LowCalcium
Parathyroid Hormone (PTH) Effect in Calcium and Phosphorus
Calcium - Net Effect Hypercalcemia:
   ↑ intestinal
Parathyroid Hormone (PTH ... - Net Effect Hypercalcemia ... Parathyroid #Hormone #PTH ... #Phosphorus #pathophysiology ... #endocrinology
Hypocalcemia - Diagnosis and Management
PTH Independent (↑ PTH)
 • LOW VIT D
    -
Hypocalcemia - Diagnosis ... - Calcium Sequestration ... - DiGeorge Syndrome ... Signaling #Hypocalcemia ... Diagnosis #Management #endocrinology
Hypercalcemia Workup and Differential Diagnosis Framework
1) Determine whether PTH-dependent
2) Assess for other hormonal causes
3) Assess for
Hypercalcemia Workup ... Determine whether PTH-dependent ... other hormonal causes ... Diagnosis #algorithm #endocrinology ... #calcium
Hypercalcemia - Differential Diagnosis Algorithm
Elevated PTH (High or normal):
 • Primary Hyperparathyroidism
 • Familial Hypocalciuric Hypercalcemia
Low
Algorithm Elevated PTH ... Low PTH: • Elevated ... Bony Mets - Calcium ... Diagnosis #Algorithm #causes ... #endocrinology
Causes of Hypercalcemia
Hypercalcemia due to increased bone Ca2+ resorption:
 • Primary hyperparathyroidism, Malignancy, Pseudohyperparathyroidism, Renal failure,
Causes of Hypercalcemia ... )-alkali syndrome ... #Causes #differential ... #diagnosis #calcium ... #high #endocrinology
Hypercalcemia Evaluation
1) Clinical clues
 - Is the patient symptomatic?
 - Family history?
 - Have you done
Hypercalcemia Evaluation ... 1) Clinical clues ... 2) PTH - Frankly ... differential #diagnosis #endocrinology ... #calcium #elevated
Causes of Hypercalcemia
Parathyroid gland structure-related
 • Primary hyperparathyroidism
 • Parathyroid adenoma
 • Parathyroid hyperplasia
 • Parathyroid
Causes of Hypercalcemia ... Lithium use • Calcium-sensing ... • Milk-alkali syndrome ... #Hypercalcemia ... #Causes #endocrinology
Causes of Hypocalcemia - Differential Diagnosis
Decreased calcium absorption
 • Vitamin D deficiency
    -
Causes of Hypocalcemia ... Diagnosis Decreased calcium ... Malabsorption Syndromes ... Increased calcium ... #endocrinology