20 results
Hemolytic Anemias - Differential Diagnosis Algorithm

Signs of anemia and hemolysis:
 • ↓ Haptoglobin
 • ↑ LDH
Hemolytic Anemias ... Signs of anemia ... Autoimmune Hemolytic Anemias ... #Hemolytic #Anemias ... #hematology
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
Causes of Anemia ... Poisoning • Anemia ... Marrow Failure • Anemia ... (e.g. ... Myelodysplasia #Anemia
Causes of Anemia with Normal Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased WBCs
 - Decreased/NormaI
Causes of Anemia ... • Secondary (e.g ... RA, SLE, PRV, Chronic ... Microangiopathic Hemolytic Anemias ... #Normocytic #Anemia
Algorithmic Approach to Anemia - Differential Diagnosis Framework by MCV

Microcytic (MCV < 80) "TAILS":
 • Thalassemia
to Anemia - Differential ... Sideroblastic anemia ... ACD, Aplastic anemia ... aciduria, Drugs (e.g ... MatthewHoMD #Anemia
Reticulocyte Production Index = (Retic %) x (Hct / 45) / Maturation Factor
The maturation factor is
Index < 2: • Anemia ... infiltration (e.g ... Marrow suppression (e.g ... Intrinsic RBC defects (e.g ... Production #Index #hematology
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Megakaryopoiesis • Aplastic Anemia ... Toxic Damage (e.g ... Displacement (e.g ... Foreign Surface (e.g ... #Causes #Hematology
Causes of Anemia with Low Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased Heme Synthesis or
Causes of Anemia ... Iron Deficiency (Eg ... TlBC > 18% • Anemia ... Other • e.g ... #Microcytic #Anemia
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
Thrombocytosis): • Acute infection ... malignancies • Anemia ... hemorrhage) • Chronic ... inflammatory disorders (e.g ... Diagnosis #Causes #hematology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
Differential Diagnosis Algorithm ... hemolysis, deficiency anemia ... : Chronic infections ... Matthew Ho, MD PhD ... Differential #Diagnosis #Algorithm
Causes of Fatigue - Differential Diagnosis Algorithm
Endocrine
 • Hypo/Hyperthyroidism
 • Diabetes
 • Pituitary Insufficiency
 • Adrenal
Differential Diagnosis Algorithm ... Neoplastic / Hematologic ... • Anemia • ... • Drug Abuse (e.g ... Differential #Diagnosis #Algorithm