17 results
Hyperparathyroidism - Primary vs Secondary vs Tertiary 
Lab Comparison:
 • Primary Hyperparathyroidism: ↑→PTH, ↑Calcium, ↑Vitamin D,
Phosphate Physical Symptoms ... : Commonly no signs ... pain Psychiatric Symptoms ... Hyperparathyroidism #diagnosis #endocrinology ... Secondary #Tertiary #pathophysiology
Primary Adrenal Insufficiency
Addison's Disease - Damage of the adrenal glands with lack of cortisol, androgens and
include protein C deficiency ... Aldosterone Deficiency ... Reduced libido • Signs ... addisons #disease #endocrinology ... #diagnosis #signs
Primary Hyperthyroidism - Pathogenesis and Clinical Findings

Note: Although rare, gestational diseases can lead to thyrotoxicosis due
Primary Hyperthyroidism ... Signs/Symptoms: ... Pretibial myxedema #Primary ... Hyperthyroidism #endocrinology ... #pathophysiology
Congenital Adrenal Hyperplasia - 21-Hydroxylase Deficiency - Signs and Symptoms
 • Brain: Androgenization effects, Glucocorticoid effects,
21-Hydroxylase Deficiency ... - Signs and Symptoms ... #Hydroxylase #Deficiency ... #Signs #Symptoms ... #diagnosis #endocrinology
IgA Vasculitis – Henoch Scholein Purpura: Pathogenesis and Clinical Findings

 - Infectious Agents - 50% have
Circulating galactose-deficient ... Deficiency in galactosylation ... HenochScholeinPurpura #Pathophysiology ... #Diagnosis #Signs ... #Symptoms
Feedback Loop: Growth Hormone (GH)
Growth Hormone:
 • Liver -> GHR activates JAK-STAT pathway -> Incr IGF1
activates lipolysis Signs ... /Symptoms: • GH ... deficiency: ... #FeedbackLoop #endocrinology ... #pathophysiology
Hypothyroid Myopathy
Very common (up to 80% ) in patients with hypothyroidism
Pathophysiology:
 • T4 deficiency leads to
hypothyroidism Pathophysiology ... : • T4 deficiency ... Hypothyroid #Myopathy #pathophysiology ... #signs #symptoms ... #endocrinology
Dermatomyositis (DM) and Polymyositis (PM): Pathogenesis and clinical findings
Elevated Antinuclear Antibodies: Anti-Jo-1, Anti-OJ, Anti-Mi2, Anti-SRP, Anti-EJ,
Atrioventricular defects ... Subacute development, primarily ... PM #Diagnosis #Pathophysiology ... #Signs #Symptoms ... #Vasculitis
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Presentation: Systemic Symptoms ... purpura: Strong sign ... with GCA or as primary ... Rash, arthritis Primary ... • Progressive symptoms
21-Hydroxylase Deficiency (21-OHD): Pathogenesis and Clinical Findings
Autosomal recessive mutation in CYP21A2 coding for the enzyme 21-OHase
21-Hydroxylase Deficiency ... amount of enzyme deficiency ... Signs/Symptoms/Complications ... #21HydroxylaseDeficiency #21OHD #pathophysiology ... #genetics #endocrinology