2052 results
diagnosis differential management causes treatment nephrology hematology ddxof workup cardiology peds gastroenterology pulmonary evaluation endocrinology em pediatrics criticalcare neurology pathophysiology
Causes of Iron Deficiency - Differential Diagnosis Algorithm • Blood loss: GI (cancer, ulcer, IBD), GU
Causes of Iron Deficiency ... Differential Diagnosis Algorithm ... Hemodialysis • Iron ... loss of sites of absorption ... Diagnosis #Causes #Fe #algorithm
Hypercalcemia of Malignancy - Pathophysiology PTH-mediated • Parathyroid cancer • Ectopic production: Small cell lung cancer, ovarian
intestinal calcium absorption ... and stimulates resorption ... Stimulate calcium reabsorption ... kidney, Stimulates resorption ... Differential #Diagnosis #algorithm
Iron - Possible Routes of Administration and Fate in the Organism #Iron #Absorption #Routes #Pathophysiology #pharmacology #Oral
Iron - Possible ... the Organism #Iron ... #Absorption #Routes
Parathyroid Hormone (PTH) Effect in Calcium and Phosphorus Calcium - Net Effect Hypercalcemia: ↑ intestinal
↑ intestinal absorption ... ↑ bone reabsorption ... ↑ tubular reabsorption ... Hypophosphatemia: ↑ bone reabsorption ... ↓↓ tubular reabsorption
Hypercalcemia - Hormones and Pathophysiology Calcitriol: • Bones: Enhances mineralization • GI Tract: ↑ Ca2+
Tract: ↑ Ca2+ absorption ... , ↑ PO4- absorption ... , ↑ PO4- reabsorption ... Tract: ↓ Ca2+ absorption ... , PO4- reabsorption
Causes of Iron Deficiency • Diet: ↓ Intake, e.g. vegan, Malnutrition, Polyphenol / tannins, ↓ Vitamin
Causes of Iron Deficiency ... Vitamin C • ↓ Absorption ... Others: Hemolysis, Iron ... @drkeithsiau #Iron
Iron Deficiency in Heart Failure Pathophysiology: Chronic heart failure leads to an increase in inflammatory cytokines → Inflammation
Iron Deficiency ... leads to decreased iron ... absorption and ... iron release Diagnosis ... Treatment - IV Iron
Hypercalcemia - Differential Diagnosis Algorithm Elevated PTH (High or normal): • Primary Hyperparathyroidism • Familial Hypocalciuric Hypercalcemia Low
Differential Diagnosis Algorithm ... Miscellaneous - Bone Resorption ... - Calcium Reabsorption ... Differential #Diagnosis #Algorithm
Causes of Iron Deficiency • Inadequate Intake: Vegetarian/vegan diet, Malnutrition • Increased Body Needs: Infants/preschoolers, Pregnancy,
Causes of Iron Deficiency ... Steroids • Reduced absorption ... IBD, cancer) #Iron
Fluid and Water Secretion and Absorption in the GI Tract #Fluid #water #Secretion #Absorption #reabsorption #GITract #diagnosis
Secretion and Absorption ... water #Secretion #Absorption ... #reabsorption #
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