32 results
Hyperparathyroidism - Primary vs Secondary vs Tertiary 
Lab Comparison:
 • Primary Hyperparathyroidism: ↑→PTH, ↑Calcium, ↑Vitamin D,
Hyperparathyroidism - Primary ... Comparison: • Primary ... Symptoms: Commonly no signs ... Hyperparathyroidism #diagnosis #endocrinology ... Secondary #Tertiary #pathophysiology
Causes of Hypercalcemia
Hypercalcemia due to increased bone Ca2+ resorption:
 • Primary hyperparathyroidism, Malignancy, Pseudohyperparathyroidism, Renal failure,
resorption: • Primary ... failure, Addison's disease ... Granulomatous diseases ... differential #diagnosis #calcium ... #high #endocrinology
Primary hypoadrenalism (Addison’s disease) – symptoms, signs

#Diagnosis #Hypoadrenalism #Addisons #Disease #Hypoadrenalism #Signs #Symptoms

** GrepMed Recommended Text:
Primary hypoadrenalism ... (Addison’s disease ... ) – symptoms, signs ... Hypoadrenalism #Signs ... Basic and Clinical Endocrinology
Primary Hyperthyroidism - Pathogenesis and Clinical Findings

Note: Although rare, gestational diseases can lead to thyrotoxicosis due
Primary Hyperthyroidism ... rare, gestational diseases ... Signs/Symptoms: ... Hyperthyroidism #endocrinology ... #pathophysiology
Osteoporosis: Pathogenesis and risk factors

 • Age > 30 (post-peak bone mass)
 • Post-menopausal women ->
Leukemia) • GI diseases ... liver or kidney disease ... Corticosteroid use • Primary ... #Osteoporosis #pathophysiology ... #signs #symptoms
Growth Hormone Excess - Pathogenesis and clinical findings
 • Acromegaly and gigantism share the same pathophysiology
overgrowth: • Carpal ... Cardiovascular disease ... Overproduction #diagnosis #signs ... #symptoms #endocrinology ... #pathophysiology
Hypercalcemia - Differential Diagnosis Algorithm
Elevated PTH (High or normal):
 • Primary Hyperparathyroidism
 • Familial Hypocalciuric Hypercalcemia
Low
or normal): • Primary ... Granulomatous Disease ... Bony Mets - Calcium ... Algorithm #causes #endocrinology
Calcium homeostasis is a process controlled by chiefly by hormones vitamin D and PTH. 
Vitamin D
Calcium homeostasis ... It is regulated primarily ... by serum calcium ... #Pathophysiology ... #Endocrinology
Hypercalcemia - Differential Diagnosis Algorithm
Primary Hyperparathyroidism
 • Adenoma
 • Hyperplasia
 • MEN 1 and 2A
Tertiary Hyperparathyroidism
Diagnosis Algorithm Primary ... Autosomal Dominant Calcium ... Granulomatous Disease ... Other • Excess Calcium ... Diagnosis #Algorithm #Endocrinology
Feedback Loop: Growth Hormone (GH)
Growth Hormone:
 • Liver -> GHR activates JAK-STAT pathway -> Incr IGF1
activates lipolysis Signs ... expansion (e.g. carpal ... #FeedbackLoop #endocrinology ... #pathophysiology