8 results
Age of Ossification of Carpal Bones
Capitate - 1 Month
Hamate - 2 Months
Triquetral - 3 Years
Lunate -
Age of Ossification ... of Carpal Bones ... Hamate - 2 Months Triquetral ... of the carpal bones ... #Age #Carpal #Bones
Ossification of Carpal Bones

It’s always tricky to remember the age of ossification of the carpal bones
Ossification of ... remember the age of ossification ... and sequence of ossification ... -6-7 years for Triquetral ... drdevradiology #Ossification
Feedback Loop: Growth Hormone (GH)
Growth Hormone:
 • Liver -> GHR activates JAK-STAT pathway -> Incr IGF1
Incr IGF1 • Bone ... chondrocytes -> Incr ossification ... #FeedbackLoop #endocrinology ... #pathophysiology
Hyperparathyroidism - Primary vs Secondary vs Tertiary 
Lab Comparison:
 • Primary Hyperparathyroidism: ↑→PTH, ↑Calcium, ↑Vitamin D,
signs, Fragile bones ... easily/weakness, Bone ... Hyperparathyroidism #diagnosis #endocrinology ... Secondary #Tertiary #pathophysiology
Parathyroid Hormone (PTH) Effect in Calcium and Phosphorus
Calcium - Net Effect Hypercalcemia:
   ↑ intestinal
absorption ↑ bone ... Hypophosphatemia: ↑ bone ... Calcium #Phosphorus #pathophysiology ... #endocrinology
Hypercalcemia - Hormones and Pathophysiology  
Calcitriol:
 • Bones: Enhances mineralization
 • GI Tract: ↑ Ca2+
- Hormones and Pathophysiology ... Calcitriol: • Bones ... : ↑ Bone resorption ... Hypercalcemia #Hormones #Pathophysiology ... #endocrinology
Calcium homeostasis is a process controlled by chiefly by hormones vitamin D and PTH. 
Vitamin D
and stimulating bone ... #Pathophysiology ... #Endocrinology
Bone resorption and the relationship between osteoblasts and osteoclasts.  
RANK is expressed on the osteoclasts,
Bone resorption ... the surface of bone ... from the adjacent bone ... #Pathophysiology ... #Endocrinology