14 results
Effects of Parathyroid hormone (PTH) and Calcitonin on Calcium and Phosphate Metabolism

#Parathyroid #hormone #PTH #Calcitonin #phosphate
Parathyroid hormone (PTH ... ) and Calcitonin ... on Calcium and ... #metabolism #pathophysiology ... #endocrinology
Hormonal Regulation of the Blood Calcium concentration

#Calcium #Regulation #Parathyroid #Calcitonin #Calcitriol #PTH #Endocrinology #Pathophysiology #Hormones
concentration #Calcium ... #Parathyroid #Calcitonin ... #Calcitriol #PTH ... #Endocrinology ... #Pathophysiology
Multiple Endocrine Neoplasias (MEN syndromes) 

MEN I
• Hyperparathyroidism 
• Hypercalcemia 
• Possible ZE syndrome 
• Various
Hyperparathyroidism • Hypercalcemia ... Various Pituitary path ... • Increased calcitonin ... • Increased calcitonin ... #Differential #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 ... #Workup #Differential ... Diagnosis #algorithm #endocrinology ... #calcium
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
Hypocalcemia Workup - Differential Diagnosis Algorithm
 • Low Magnesium, High Magnesium - Functional Hypoparathyroidism
 • High
Hypocalcemia Workup ... Phosphate, Low PTH ... Phosphate, High PTH ... metastases, Hungry bone syndrome ... #Workup #Differential
Hypocalcemia - Differential Diagnosis Algorithm - Low and High Phosphate
LOW PHOSPHATE
 - Low/NormaI PTH
Hypocalcemia - Differential ... Phenytoin, Nephrotic Syndrome ... Activating Mutation in Calcium ... Poisoning #Hypocalcemia ... Algorithm #Phosphate #endocrinology
Hypercalcemia Evaluation
1) Clinical clues
 - Is the patient symptomatic?
 - Family history?
 - Have you done
Hypercalcemia Evaluation ... 2) PTH - Frankly ... #diagnosis #endocrinology ... #calcium #elevated ... #evaluation #workup
Hypercalcemia - Hormones and Pathophysiology  
Calcitriol:
 • Bones: Enhances mineralization
 • GI Tract: ↑ Ca2+
Hypercalcemia - ... Hormones and Pathophysiology ... Ca2+, ↑ PO4- PTH ... Ca2+, ↓ PO4- Calcitonin ... #endocrinology