10 results
Impact and Challenges With Vitamin D to Treat Secondary Hyperparathyroidism in Patients With Chronic Kidney Disease
Calcitriol ... - Suppresses SHPT ... or better than calcitriol ... or better than calcitriol ... Cholecalciferol #Calcitriol
Hormonal Regulation of the Blood Calcium concentration

#Calcium #Regulation #Parathyroid #Calcitonin #Calcitriol #PTH #Endocrinology #Pathophysiology #Hormones
#Parathyroid #Calcitonin ... #Calcitriol #PTH
Workup of Hypercalcemia - Differential Diagnosis Algorithm
High or Normal PTH:
 • Hyperparathyroidism: Parathyroid adenoma, Parathyroid hyperplasia,
• High PTHrP: Malignancy ... diseases, Idiopathic calcitriol
Hypercalcemia - Differential Diagnosis Algorithm
Primary Hyperparathyroidism
 • Adenoma
 • Hyperplasia
 • MEN 1 and 2A
Tertiary Hyperparathyroidism
/lsotretinoin Malignancy ... Excess Vitamin D/Calcitriol
Causes of Hypercalcemia
Parathyroid gland structure-related
 • Primary hyperparathyroidism
 • Parathyroid adenoma
 • Parathyroid hyperplasia
 • Parathyroid
disease of bone Malignancy ... prostate (release of calcitriol
Treatment algorithm for malignancy-associated hypercalcemia.
Hypercalcemia
 - Renal Failure → Dialysis with low Ca++ bath
Aggressive IV hydration
algorithm for malignancy-associated ... Bisphosphonate +/- Calcitonin ... or Denosumab #malignancy
Treatment algorithm for malignancy-associated hypercalcemia
 • Aggressive IV hydration
 • IV Bisphosphonate +/- Calcitonin
 • Renal
algorithm for malignancy-associated ... Bisphosphonate +/- Calcitonin ... management #algorithm #malignancy
Hypercalcemia - Hormones and Pathophysiology  
Calcitriol:
 • Bones: Enhances mineralization
 • GI Tract: ↑ Ca2+
Pathophysiology Calcitriol ... Ca2+, ↓ PO4- Calcitonin
Pharmacologic Options for Hypercalcemia Associated with Cancer
Rehydration with NS followed by loop diuretics
 • IV normal
conversion to calcitriol ... • Calcitonin
Causes of Chronic Diarrhea
Osmotic Diarrhea
 1. Medications: antacids, lactulose, sorbitol
 2. Disaccharidase deficiency: lactose intolerance
 3.
carcinoma of thyroid (calcitonin ... Malignancy: lymphoma