44 results
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Volume (MCV) - Differential ... Diagnosis Algorithm ... Increased Requirement (e.g ... Liver Function Tests ... #Causes #Hematology
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
Volume (MCV) - Differential ... Diagnosis Algorithm ... (e.g. ... #Diagnosis #Algorithm ... #Causes #Hematology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
(usually IgG) (e.g ... (usually IgM) (e.g ... deficiencies (e.g ... Extravascular #Causes #differential ... #diagnosis #hematology
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
Iron deficiency anemia ... anemia (sometimes ... Chemotherapy (e.g ... RBC #Morphology #differential ... #diagnosis #hematology
Algorithmic Approach to Anemia - Differential Diagnosis Framework by MCV

Microcytic (MCV < 80) "TAILS":
 • Thalassemia
- Differential ... Diagnosis Framework ... aciduria, Drugs (e.g ... Non-megaloblastic: Liver disease ... #Diagnosis #hematology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Diagnosis and Workup ... K), H. pylori test ... , ANA (e.g., SLE ... changes), high MCV anemia ... #Workup #hematology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
Diagnosis Algorithm ... for workup, including ... hemolysis, deficiency anemia ... Rebound effect from treatment ... Vasculitides, IBD, Celiac disease
Reticulocyte Production Index = (Retic %) x (Hct / 45) / Maturation Factor
The maturation factor is
Chronic kidney disease ... infiltration (e.g ... Marrow suppression (e.g ... Intrinsic RBC defects (e.g ... #anemia #differential
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
glucocorticoid treatment ... organ-specific signs ... or symptoms (eg ... Disorders #Algorithm #Differential ... #diagnosis #hematology
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
= Biomarkers + ECG ... STE in avR - Wellen's ... triple vessel disease ... #Ischemia #ECG ... #EKG #diagnosis