25 results
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Thrombocytopenia - Differential ... Megakaryopoiesis • Aplastic Anemia ... methotrexate) • Drugs ... anti-HLA antibodies Drugs ... Algorithm #Causes #Hematology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
→ Refer to hematology ... hemolysis, deficiency anemia ... Rebound effect from treatment ... Inflammatory Conditions: Rheumatologic ... Diagnosis #Algorithm #hematology
Algorithmic Approach to Anemia - Differential Diagnosis Framework by MCV

Microcytic (MCV < 80) "TAILS":
 • Thalassemia
- Differential ... Orotic aciduria, Drugs ... (e.g., hydroxyurea ... MCV #Algorithm #Differential ... #Diagnosis #hematology
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
Volume (MCV) - Differential ... Chronic Disease (e.g ... Deficiency • Drugs ... Classification #Differential ... Algorithm #Causes #Hematology
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
Chemotherapy (e.g ... Liver disease, Etc ... disorders, Oxidative drugs ... RBC #Morphology #differential ... #diagnosis #hematology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
. lupus, CLL, lymphoma ... infection) - Drugs ... Extravascular #Causes #differential ... #diagnosis #hematology ... #anemia
Managing warfarin INR

Warfarin dosage must be individualized according to the patient's response to the drug, and
response to the drug ... For most indications ... #pharmacology #treatment ... #medications #table ... decisionaid #cardiology #hematology
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Volume (MCV) - Differential ... Blood Smear • Drugs ... Increased Requirement (e.g ... #elevatedMCV #Differential ... Algorithm #Causes #Hematology
Systemic Lupus Erythematosus - Diagnosis
Manifestations:
 - Arthritis 69%
 - Malar rash 40%
 - Fever 36%
 -
- Hemolytic anemia ... (aPL) 30-45% Differential ... Mimickers: Drug-induced ... symptoms #mimickers #differential ... #rheumatology
Reticulocyte Production Index = (Retic %) x (Hct / 45) / Maturation Factor
The maturation factor is
infiltration (e.g ... Marrow suppression (e.g ... . drugs, chemotherapy ... Production #Index #hematology ... #anemia #differential