Algorithms in Medicine @MatthewHoMD
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Matthew Ho, MD PhD https://twitter.com/MatthewHoMD
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algorithm diagnosis differential gastroenterology bleed gibleed hematology management anemia gastrointestinal lgib lower nephrology workup aecopd celiac copd disease exacerbation ferritin
Iron Deficiency Anemia - Differential Diagnosis Algorithm Labs: Ferritin, iron, transferrin, TIBC, TSAT, sTfR • Blood loss:
Iron Deficiency ... • Blood loss: GI ... Zinc excess or deficiency ... , Copper deficiency ... MatthewHoMD #Iron #Deficiency
Upper GI Bleed - Management Algorithm Upper GI bleed Suspected: Melena, hematemesis, coffee-ground emesis, BRBPR Initial Stabilization Concern for
Upper GI Bleed - ... Algorithm Upper GI ... Disease Consult GI ... Causes of Upper GI ... MatthewHoMD #Upper #GI
Algorithmic Approach to Anemia - Differential Diagnosis Framework by MCV Microcytic (MCV < 80) "TAILS": • Thalassemia
inflammation) • Iron deficiency ... Megaloblastic: Folate deficiency ... , B12 deficiency
Lower GI Bleed - Differential Diagnosis Algorithm • Structural: Diverticulosis, Hemorrhoids, Post-polypectomy, Polyps & malignancy, Anal
Lower GI Bleed - ... MatthewHoMD #Lower #GI
Approach to Hypoproliferative Macrocytic Anemia • 812, Folate Deficiency • MDS+ • Hypothyroid • Liver Disease
• 812, Folate Deficiency
Hypokalemia - Differential Diagnosis Algorithm Transcellular Shift: • Alkalosis • ↑ beta-2 adrenergic simulation • Erythropoiesis
Non-renal losses: • GI
Lower GI Bleed - Management Algorithm Suspected lower GI bleeding (LGIB): • Hematochezia • Melena +
Lower GI Bleed - ... Suspected lower GI ... Rule out upper GI ... MatthewHoMD #Lower #GI
Suspected Celiac Disease - Diagnosis Algorithm Celiac disease suspected: • Signs and symptoms of celiac disease •
disease • Iron-deficiency
Algorithm for Management of Acute Exacerbation of COPD (AECOPD) Obtain workup for alternate diagnoses and relevant comorbidities:
1 antitrypsin deficiency
Hypernatremia - Differential Diagnosis Workup Algorithm 1) Check Urine Osmolality: > 600 mOsm/kg - Implies extrarenal mechanism
Hypovolemic (H2O loss): GI
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