29 results
Hormonal Regulation of the Blood Calcium concentration

#Calcium #Regulation #Parathyroid #Calcitonin #Calcitriol #PTH #Endocrinology #Pathophysiology #Hormones
#Parathyroid #Calcitonin ... #Calcitriol #PTH ... #Endocrinology
Impact and Challenges With Vitamin D to Treat Secondary Hyperparathyroidism in Patients With Chronic Kidney Disease
Vitamin D to Treat Secondary ... Calcitriol ... or better than calcitriol ... or better than calcitriol ... #VitaminD #Secondary
Multiple Endocrine Neoplasias (MEN syndromes) 

MEN I
• Hyperparathyroidism 
• Hypercalcemia 
• Possible ZE syndrome 
• Various
• Increased calcitonin ... • Increased calcitonin ... #Differential #Endocrinology ... Classification #Diagnosis
Hypercalcemia - Differential Diagnosis Algorithm
Elevated PTH (High or normal):
 • Primary Hyperparathyroidism
 • Familial Hypocalciuric Hypercalcemia
Low
- Differential Diagnosis ... PTH: • Elevated Calcitriol ... #Differential #Diagnosis ... Algorithm #causes #endocrinology
Hypercalcemia - Differential Diagnosis Algorithm
Primary Hyperparathyroidism
 • Adenoma
 • Hyperplasia
 • MEN 1 and 2A
Tertiary Hyperparathyroidism
- Differential Diagnosis ... long-standing secondary ... Excess Vitamin D/Calcitriol ... #Differential #Diagnosis ... #Algorithm #Endocrinology
Causes of Secondary Amenorrhea - Differential Diagnosis
 • Pregnancy
 • Endocrinopathies: PCOS, Hypothyroidism
 • HPA Dysfunction:
Causes of Secondary ... - Differential Diagnosis ... BrighamChiefs #Secondary ... #Differential #Diagnosis ... #Causes #endocrinology
Adrenal Insufficiency Diagnosis Algorithm - Evaluation of HPA Axis Response to ACTH

Early am cortisol < 3
Insufficiency Diagnosis ... 3 is virtually diagnostic ... of primary OR secondary ... Insufficiency #Diagnosis ... Stimulation #Test #Endocrinology
Hyperparathyroidism - Primary vs Secondary vs Tertiary 
Lab Comparison:
 • Primary Hyperparathyroidism: ↑→PTH, ↑Calcium, ↑Vitamin D,
Hyperparathyroidism - Primary vs Secondary ... ↓Phosphate • Secondary ... Hyperparathyroidism #diagnosis ... #endocrinology ... #PTH #Primary #Secondary
Adrenal Insufficiency - Differential Diagnosis Workup Algorithm
Primary Adrenal Insufficiency:
 • Autoimmune primary adrenal insufficiency
 • Adrenoleukodystrophy,
- Differential Diagnosis ... or tuberculosis Secondary ... #Differential #Diagnosis ... Workup #Algorithm #endocrinology
Hypercalcemia - Hormones and Pathophysiology  
Calcitriol:
 • Bones: Enhances mineralization
 • GI Tract: ↑ Ca2+
Pathophysiology Calcitriol ... Ca2+, ↓ PO4- Calcitonin ... Pathophysiology #endocrinology