Algorithms in Medicine @MatthewHoMD
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Matthew Ho, MD PhD https://twitter.com/MatthewHoMD
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Hemolytic Anemias - Differential Diagnosis Algorithm

Signs of anemia and hemolysis:
 • ↓ Haptoglobin
 • ↑ LDH
Hemolytic Anemias ... - Differential ... Diagnosis Algorithm ... #Anemias #Differential ... #Diagnosis #Algorithm
Algorithmic Approach to Anemia - Differential Diagnosis Framework by MCV

Microcytic (MCV < 80) "TAILS":
 • Thalassemia
Algorithmic Approach ... to Anemia - Differential ... -100): • Non-hemolytic ... anemia, CKD • Hemolytic ... #Differential #
Pulmonary Function Testing (PFT) Interpretation Algorithm

Restrictive Lung Disease:
 • Chest wall or neuromuscular disorders
 • Interstitial
Pulmonary Function ... Interpretation Algorithm ... Lung Disease Obstructive ... #Pulmonary #Function ... Interpretation #Algorithm
Approach to Thrombotic Microangiopathy (TMA) - Differential Diagnosis and Management Algorithm

Suspected TMA: Unexplained thrombocytopenia + MAHA
Diagnosis and Management ... Algorithm Suspected ... hemosiderin, Hepatic function ... #Diagnosis #Management ... #Algorithm #hematology
Pancytopenia - Differential Diagnosis Algorithm
 • 12-13 g/dL,
 • ANC < 1800/uL,
 • platelet < 150,000/uL

Initial
Pancytopenia - Differential ... Diagnosis Algorithm ... ↑ Destruction (hemolysis ... #Pancytopenia #Differential ... #Diagnosis #Algorithm
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Hypokalemia - Differential ... Diagnosis Algorithm ... GI losses (NG suction ... #Hypokalemia #Differential ... #Diagnosis #Algorithm
Stroke Evaluation and Management Algorithm

Clinical suspicion of stroke (BE FAST)
 • Balance loss
 • Eyes: vision
Evaluation and Management ... Algorithm Clinical ... Klaas #Stroke #Management ... #Algorithm #diagnosis ... #differential #
Hypoglycemia Differential Diagnosis and Management Algorithm

Features of hypoglycemia:
 • Neurogenic: Tremor, Palpitations, Anxiety, Arousal, Sweating, Hunger,
Hypoglycemia Differential ... Diagnosis and Management ... Algorithm Features ... #Diagnosis #Management ... #Algorithm #endocrinology
Upper GI Bleed - Management Algorithm

Upper GI bleed Suspected: Melena, hematemesis, coffee-ground emesis, BRBPR
Initial Stabilization
Concern for
Upper GI Bleed - Management ... Algorithm Upper ... UGIB #GIBleed #Differential ... #Diagnosis #management ... #Algorithm #gastrointestinal
Iron Deficiency Anemia - Differential Diagnosis Algorithm

Labs: Ferritin, iron, transferrin, TIBC, TSAT, sTfR

 • Blood loss:
Deficiency Anemia - Differential ... Diagnosis Algorithm ... extravascular) hemolysis ... Deficiency #Anemia #Differential ... #Diagnosis #Algorithm