21 results
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Normal Blood Smear ... • Small Bowel Disorder ... Myelodysplastic Syndromes ... Disease #Macrocytic ... #Causes #Hematology
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
anemia (sometimes) Macrocytic ... disease, Etc. ... Unstable hemoglobin disorders ... RBC #Morphology #differential ... #diagnosis #hematology
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
• Bleeding • Hemolysis ... (e.g. ... Renal Disease, Liver ... #Anemia #MCV #Classification ... #Causes #Hematology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Diagnostic Framework ... Extravascular Causes ... lymphoproliferative disorders ... #differential # ... diagnosis #hematology
Diagnostic Framework for Anemia (Morphological Approach - MCV)
Low MCV - <80fL - "Microcytic"
 • Iron deficiency
, Acute blood loss ... MCV - >96fL - "Macrocytic ... : Alcohol use, Liver ... #diagnosis #causes ... #hematology
Red Blood Cell (RBC) Morphology Atlas
 • Microcytic - Iron-deficiency anemia, Thalassemia, Sideroblastic anemia, Lead poisoning
Red Blood Cell ( ... , Liver diseases ... Morphology #Atlas #key #diagnosis ... #differential # ... hematology
Causes of Anemia with Low Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased Heme Synthesis or
Diagnosis Algorithm ... Blood Loss, Occult ... HgbE, HgbC, etc. ... #Macrocytosis #elevatedMCV ... #Causes #Hematology
Anemia Diagnostic Algorithm

Mean corpuscular (cell) volume (MCV): Average RBC size. Under 80 = microcytic. Between 80-95
Anemia Diagnostic ... Normal range 11.5% ... loss, hemolysis ... (BM) ablative disorders ... #Workup #Hematology
Causes of Bleeding / Bruising - Differential Diagnosis Algorithm
Thrombocytopenia - Quantitative Defect
 • Decreased Production
 •
Causes of Bleeding ... Destruction • Abnormal ... Rare • Drugs (e.g ... Iatrogenic) • Liver ... #Causes #Hematology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
- Differential ... Diagnosis and Workup ... plateletcount), peripheral blood ... Diagnosis #Causes ... #Workup #hematology