17 results
Hypercalcemia - Differential Diagnosis Algorithm
Elevated PTH (High or normal):
 • Primary Hyperparathyroidism
 • Familial Hypocalciuric Hypercalcemia
Low
Differential Diagnosis Algorithm ... Miscellaneous - Bone ... Hyperthyroid, Bony ... Differential #Diagnosis #Algorithm ... #causes #endocrinology
Parathyroid Hormone (PTH) Effect in Calcium and Phosphorus
Calcium - Net Effect Hypercalcemia:
   ↑ intestinal
absorption ↑ bone ... Hypophosphatemia: ↑ bone ... Calcium #Phosphorus #pathophysiology ... #endocrinology
Steroid Synthesis Pathway

Dr. Caoimhe Costigan @CaoimheCostigan

#Steroid #Synthesis #pathophysiology #algorithm #endocrinology
Steroid #Synthesis #pathophysiology ... #algorithm #endocrinology
Infographic depicting the main pearls of various types of congenital adrenal hyperplasia for the medical student.
#CAH #algorithm ... treatment #Peds #Endocrinology ... #Adrenal #pathophysiology
Hypercortisolism (Cushing syndrome) - Simplified Differential Diagnosis Algorithm
Exogenous (ACTH-independent)
Endogenous
 • ACTH-dependent:
    - ACTH-secreting
Differential Diagnosis Algorithm ... neoplasm in the body ... Differential #Diagnosis #Algorithm ... #endocrinology
Hypercalcemia of Malignancy - Pathophysiology
PTH-mediated
 • Parathyroid cancer
 • Ectopic production: Small cell lung cancer, ovarian
of Malignancy - Pathophysiology ... resorption in the bone ... resorption in the bone ... Hypercalcemia #Malignancy #Pathophysiology ... Differential #Diagnosis #algorithm
Hypocalcemia - Diagnosis and Management
PTH Independent (↑ PTH)
 • LOW VIT D
    -
- Accelerated Bone ... Formation: Hungy Bone ... Diagnosis #Management #endocrinology ... #differential #algorithm
Hyperparathyroidism - Primary vs Secondary vs Tertiary 
Lab Comparison:
 • Primary Hyperparathyroidism: ↑→PTH, ↑Calcium, ↑Vitamin D,
easily/weakness, Bone ... Hyperparathyroidism #diagnosis #endocrinology ... Secondary #Tertiary #pathophysiology
Hypercalcemia - Differential Diagnosis Algorithm
Primary Hyperparathyroidism
 • Adenoma
 • Hyperplasia
 • MEN 1 and 2A
Tertiary Hyperparathyroidism
Differential Diagnosis Algorithm ... Cytokine-Mediated Bone ... Lymphomas) Metastatic Bone ... Differential #Diagnosis #Algorithm ... #Endocrinology
Feedback Loop: Growth Hormone (GH)
Growth Hormone:
 • Liver -> GHR activates JAK-STAT pathway -> Incr IGF1
Incr IGF1 • Bone ... #FeedbackLoop #endocrinology ... #pathophysiology