49 results
Hypocalcemia - Diagnosis and Management
PTH Independent (↑ PTH)
 • LOW VIT D
    -
Hypocalcemia - Diagnosis ... - DiGeorge Syndrome ... Signaling #Hypocalcemia ... #Diagnosis #Management ... #endocrinology
Multiple Endocrine Neoplasias (MEN syndromes) 

MEN I
• Hyperparathyroidism 
• Hypercalcemia 
• Possible ZE syndrome 
• Various
Hyperparathyroidism • Hypercalcemia ... Various Pituitary path ... Hyperparathyroidism • Hypercalcemia ... #Differential #Endocrinology ... Classification #Diagnosis
Hypocalcemia - Differential Diagnosis Algorithm - Low and High PTH
LOW PTH - Hypoparathyroid
 - Congenital (Pediatric)
Hypocalcemia - Differential ... Diagnosis Algorithm ... Tumor lysis syndrome ... #Differential #Diagnosis ... #endocrinology
Parathyroid Hormone (PTH) Effect in Calcium and Phosphorus
Calcium - Net Effect Hypercalcemia:
   ↑ intestinal
Parathyroid Hormone (PTH ... Calcium - Net Effect Hypercalcemia ... Parathyroid #Hormone #PTH ... Calcium #Phosphorus #pathophysiology ... #endocrinology
Hypocalcemia - Differential Diagnosis Algorithm - Low and High Phosphate
LOW PHOSPHATE
 - Low/NormaI PTH
Hypocalcemia - Differential ... Diagnosis Algorithm ... Phenytoin, Nephrotic Syndrome ... #Differential #Diagnosis ... Algorithm #Phosphate #endocrinology
Workup of Hypercalcemia - Differential Diagnosis Algorithm
High or Normal PTH:
 • Hyperparathyroidism: Parathyroid adenoma, Parathyroid hyperplasia,
- Differential Diagnosis ... High or Normal PTH ... disease, Milk Alkali Syndrome ... disease, Viral Syndromes ... #Differential #Diagnosis
Hypocalcemia Laboratory Evaluation

Serum levels of PTH, phosphorus, 25-hydroxyvitamin D, and 1,25-dihydroxyvitamin D can help differentiate between
Hypocalcemia Laboratory ... Serum levels of PTH ... disorders causing hypocalcemia ... Hyperparathyroidism #Diagnosis ... #Endocrinology
Hypercalcemia - Differential Diagnosis Algorithm
Elevated PTH (High or normal):
 • Primary Hyperparathyroidism
 • Familial Hypocalciuric Hypercalcemia
Low
Differential Diagnosis ... Algorithm Elevated PTH ... Low PTH: • Elevated ... #Differential #Diagnosis ... Algorithm #causes #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 Diagnosis ... Determine whether PTH-dependent ... #Differential #Diagnosis ... #algorithm #endocrinology
Pathophysiology of Tumor Lysis Syndrome (TLS)
Tumor Cell Lysis
-> Release of DNA
 • Purines -> Hypoxanthine /
Pathophysiology ... of Tumor Lysis Syndrome ... ) • Hypocalcemia ... #TumorLysis #Syndrome ... #TLS #Pathophysiology