42 results
Anemia - Underproduction Diagnostic Algorithm
 - Iron deficiency anemia
 - Anemia of chronic inflammation
 - Anemia
- Anemia of chronic ... disease - Vitamin ... B12 and/or folate ... Underproduction #Algorithm #hematology ... #differential #workup
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
Causes of Anemia ... of Chronic Disease ... of Chronic Disease ... (>100 fL) • B12 ... #Hematology
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
, Chronic disease ... Macrocytic RBC: Vitamin B12 ... myeloma Rouleaux: Chronic ... Multiple myeloma, Chronic ... differential #diagnosis #hematology
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Causes of Thrombocytosis ... disorders • Celiac disease ... effect following treatment ... Iron deficiency anemia ... #Hematology
Diagnostic Framework for Anemia (Morphological Approach - MCV)
Low MCV - <80fL - "Microcytic"
 • Iron deficiency
disease, Acute ... Megaloblastic: Vitamin B12 ... Alcohol use, Liver disease ... differential #diagnosis #causes ... #hematology
Overall Approach to Anemia - Differential Diagnosis Algorithm

Blood Loss
 • Acute Bleed - Normocytic / Normochromic
Deficiency • B12 ... • Anemia of Chronic ... Disease • Marrow ... Diagnosis #Algorithm #Causes ... #Hematology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Extravascular Causes ... usually IgG) (e.g. lupus ... , CLL, lymphoma, ... differential #diagnosis #hematology ... #anemia
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
→ Refer to hematology ... for workup, including ... hemolysis, deficiency anemia ... • Infections: Chronic ... Diagnosis #Algorithm #hematology
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
Chronic leukemia ... extramedullary disease ... -> AML: Blast crises ... - infiltrates (anemia ... #Leukemia #Hematology
Systemic Lupus Erythematosus (SLE) - Diagnosis and Management Summary
 • Epidemiology: 10-180/100,000, Typically Age 20-40, F:M
• Immunologic Workup ... life-threatening • Treatment ... • Evolution: Chronic ... disease Dr. ... #Summary #rheumatology