187 results
Diagnostic algorithm for the workup of hypercalcemia. The diagnostic workup for patients presenting with hypercalcemia rests
algorithm for the workup ... parathyroid hormone (PTH ... versus suppressed PTH ... , intact PTH; PTHrP ... , PTH-related peptide
Workup of Hypercalcemia - Differential Diagnosis Algorithm
High or Normal PTH:
 • Hyperparathyroidism: Parathyroid adenoma, Parathyroid hyperplasia,
Workup of Hypercalcemia ... High or Normal PTH ... Hypercalcemia Low PTH ... Diagnosis #Algorithm #Workup ... #nephrology #PTH
Laboratory Evaluation of Hypocalcemia #Diagnosis #EM #IM #Evaluation #Workup #Hypocalcemia #PTH #Differential #Algorithm #Ddxof
IM #Evaluation #Workup ... #Hypocalcemia #PTH
Hypocalcemia - Diagnosis and Management
PTH Independent (↑ PTH)
 • LOW VIT D
    -
and Management PTH ... Independent (↑ PTH ... • INADEQUATE PTH ... RESISTANCE (↑ PTH ... Alteration in PTH
Hypocalcemia Workup - Differential Diagnosis Algorithm
 • Low Magnesium, High Magnesium - Functional Hypoparathyroidism
 • High
Hypocalcemia Workup ... Phosphate, Low PTH ... Phosphate, High PTH ... #Hypocalcemia #Workup
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 ... Hypercalcemia #Workup
Calcium Homeostasis

Serum Calcium - PTH - Vitamin D Regulation

#Calcium #Homeostasis #Pathophysiology #Autoregulation #VitaminD #PTH #Endocrinology
Serum Calcium - PTH ... Autoregulation #VitaminD #PTH
Hypocalcemia - Differential Diagnosis Algorithm - Low and High Phosphate
LOW PHOSPHATE
 - Low/NormaI PTH
- Low/NormaI PTH ... Hypomagnesemia - High PTH ... Creatinine - High PTH ... • PTH Resistance ... Creatinine - Low PTH
Hyperparathyroidism - Primary vs Secondary vs Tertiary 
Lab Comparison:
 • Primary Hyperparathyroidism: ↑→PTH, ↑Calcium, ↑Vitamin D,
Hyperparathyroidism: ↑→PTH ... Hyperparathyroidism: ↑PTH ... Hyperparathyroidism: ↑↑PTH ... endocrinology #PTH
Mechanism of malignancy-associated hypercalcemia. Abbreviations: 1,25(OH)2D, 1,25-dihydroxyvitamin D; NHL, non-Hodgkin lymphoma; PTH, parathyroid hormone; PTHrP, PTH-related
non-Hodgkin lymphoma; PTH ... hormone; PTHrP, PTH-related