32 results
Hypocalcemia - Differential Diagnosis Algorithm - Low and High Phosphate
LOW PHOSPHATE
 - Low/NormaI PTH
- Differential Diagnosis ... NormaI PTH • Hypoparathyroidism ... Low PTH • Hypoparathyroidism ... #Differential #Diagnosis ... #endocrinology
Hyperparathyroidism - Primary vs Secondary vs Tertiary 
Lab Comparison:
 • Primary Hyperparathyroidism: ↑→PTH, ↑Calcium, ↑Vitamin D,
Hyperparathyroidism ... , ↑Vitamin D, ↓Phosphate ... ↓Vitamin D, ↑↓Phosphate ... , ↓Vitamin D, ↑Phosphate ... #diagnosis #endocrinology
Indications for Parathyroidectomy in Primary Hyperparathyroidism
 • All patients with symptomatic PHPT
 • Serum calcium 1
Parathyroidectomy in Primary Hyperparathyroidism ... with symptomatic PHPT ... #Indications #PHPT ... #endocrinology ... #management #Hyperparathyroidism
Impact and Challenges With Vitamin D to Treat Secondary Hyperparathyroidism in Patients With Chronic Kidney Disease
Treat Secondary Hyperparathyroidism ... - Suppresses SHPT ... bone-specific alkaline phosphatase ... bone-specific alkaline phosphatase ... VitaminD #Secondary #Hyperparathyroidism
Hyperphosphatemia - Differential Diagnosis Algorithm
Transcellular Shift:
 • Rhabdomyolysis
 • Tumor Lysis
 • Metabolic or Respiratory Acidosis
- Differential Diagnosis ... • Pseudo-hypoparathyroidism ... Supplementation • Phosphate ... #Differential #Diagnosis ... #Algorithm #endocrinology
Hypocalcemia Laboratory Evaluation

Serum levels of PTH, phosphorus, 25-hydroxyvitamin D, and 1,25-dihydroxyvitamin D can help differentiate between
hypocalcemia: - Hypoparathyroidism ... Laboratory #Levels #Hyperparathyroidism ... #Diagnosis #Endocrinology
Hypophosphatemia - Measurement of urine phosphate excretion - Differential Diagnosis Algorithm
 • GI loss
 • Redistribution
Measurement of urine phosphate ... - Differential Diagnosis ... Redistribution • Primary Hyperparathyroidism ... urine #urinary #phosphate ... #Differential #Diagnosis
Hypocalcemia Workup - Differential Diagnosis Algorithm
 • Low Magnesium, High Magnesium - Functional Hypoparathyroidism
 • High
- Differential Diagnosis ... Magnesium - Functional Hypoparathyroidism ... • High Phosphate ... , Low PTH - Hypoparathyroidism ... #Differential #Diagnosis
Workup for Hyperphosphatemia - Differential Diagnosis Framework
Rule out spurious hyperphosphatemia: paraproteinemia, hyperlipidemia, hemolysis, hyperbilirubinemia, liposomal amphotericin
- Differential Diagnosis ... heparin Acute Phosphate ... intake, Phosphate ... Absorption: • Hypoparathyroidism ... #Differential #Diagnosis
Multiple Endocrine Neoplasias (MEN syndromes) 

MEN I
• Hyperparathyroidism 
• Hypercalcemia 
• Possible ZE syndrome 
• Various
) MEN I • Hyperparathyroidism ... MEN IIa • Hyperparathyroidism ... #Differential #Endocrinology ... Classification #Diagnosis