13 results
Parathyroid Hormone (PTH) Effect in Calcium and Phosphorus
Calcium - Net Effect Hypercalcemia:
   ↑ intestinal
absorption ↑ bone ... Hypophosphatemia: ↑ bone ... Calcium #Phosphorus #pathophysiology ... #endocrinology
Diabetes Pathophysiology and Medication Targets

The ominous octet is one concept that summarizes the different pathophysiologic pathways
Diabetes Pathophysiology ... ominous octet is one ... the different pathophysiologic ... #Diabetes #Pathophysiology ... Targets #Drug #Endocrinology
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
Rachitic Rosary of Rickets on Physical Exam

Bead-like prominences of bone are seen at the costochondral joints.
prominences of bone ... PhysicalExam #clinical #video ... VitaminD #deficiency #endocrinology
Feedback Loop: Growth Hormone (GH)
Growth Hormone:
 • Liver -> GHR activates JAK-STAT pathway -> Incr IGF1
Incr IGF1 • Bone ... #FeedbackLoop #endocrinology ... #pathophysiology
Calcium homeostasis is a process controlled by chiefly by hormones vitamin D and PTH. 
Vitamin D
and stimulating bone ... #Pathophysiology ... #Endocrinology
Chvostek's Sign - Physical Exam - Hypocalcemia

Chvostek's sign is described as the twitching of facial muscles
absent in about one ... #Hypocalcemia #Video ... #Clinical #endocrinology
Hypercalcemia - Hormones and Pathophysiology  
Calcitriol:
 • Bones: Enhances mineralization
 • GI Tract: ↑ Ca2+
- Hormones and Pathophysiology ... Calcitriol: • Bones ... : ↑ Bone resorption ... Hypercalcemia #Hormones #Pathophysiology ... #endocrinology
Menstrual Cycle Physiology: Ovarian Cycle – Ovulation Explained

Around Day 14, estrogen exerts sudden +++ positive feedback
oocyte towards one ... #OvarianCycle #pathophysiology ... #Ovulation #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