32 results
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Diagnostic Framework ... Causes Intravascular ... lymphoproliferative disorders ... #Causes #differential ... #diagnosis #hematology
Overall Approach to Anemia - Differential Diagnosis Algorithm

Blood Loss
 • Acute Bleed - Normocytic / Normochromic
Blood Loss ... • Acute Bleed - ... Reticulocytes, MCV ... Anemia of Chronic Disease ... #Causes #Hematology
Causes of Bleeding / Bruising - Differential Diagnosis Algorithm
Thrombocytopenia - Quantitative Defect
 • Decreased Production
 •
Causes of Bleeding ... Diagnosis Algorithm ... Rare • Drugs (e.g ... • Disseminated Intravascular ... #Causes #Hematology
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
Causes of Anemia ... ) - Differential ... (e.g. ... #Classification ... #Causes #Hematology
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Infectious: • Acute ... • Rheumatic disorders ... • Celiac disease ... effect following treatment ... #Causes #Hematology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
- Differential ... plateletcount), peripheral blood ... changes), high MCV ... Diagnosis #Causes ... #Workup #hematology
Diagnostic Framework for Anemia (Morphological Approach - MCV)
Low MCV - <80fL - "Microcytic"
 • Iron deficiency
, Acute blood loss ... Myelodysplastic syndrome ... #differential # ... diagnosis #causes ... #hematology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
→ Refer to hematology ... : Acute blood loss ... Rebound effect from treatment ... Kawasaki, Nephrotic syndrome ... #hematology
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Corpuscular Volume (MCV ... Normal Blood Smear ... • Small Bowel Disorder ... Myelodysplastic Syndromes ... #Causes #Hematology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... - APLS • Acute ... #Diagnosis #hematology ... #rheumatology # ... #nonpalpable #dermatology