117 results
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Differential Diagnosis Algorithm ... Myelofibrosis Infectious ... disorders • Celiac disease ... effect following treatment ... Iron deficiency anemia
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
Differential Diagnosis Algorithm ... (e.g. ... Inflammation, Chronic Infection ... Differential #Diagnosis #Algorithm ... #Causes #Hematology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
Differential Diagnosis Algorithm ... hemolysis, deficiency anemia ... Rebound effect from treatment ... Vasculitides, IBD, Celiac disease ... Kawasaki, Nephrotic syndrome
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Microangiopathic hemolytic anemia ... ) - HELLP syndrome ... Hemolytic uremic syndrome ... differential #diagnosis #hematology ... #anemia
Algorithmic Approach to Anemia - Differential Diagnosis Framework by MCV

Microcytic (MCV < 80) "TAILS":
 • Thalassemia
Algorithmic Approach ... Macroangiopathic, Infections ... aciduria, Drugs (e.g ... Non-megaloblastic: Liver disease ... Differential #Diagnosis #hematology
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Differential Diagnosis Algorithm ... Megakaryopoiesis • Aplastic Anemia ... Non-lmmune: • HELLP Syndrome ... Vasculitis • Infection ... #Causes #Hematology
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Differential Diagnosis Algorithm ... Increased Requirement (e.g ... Myelodysplastic Syndromes ... • Liver Disease ... #Causes #Hematology
Reticulocyte Production Index = (Retic %) x (Hct / 45) / Maturation Factor
The maturation factor is
Chronic kidney disease ... infiltration (e.g ... . cancer, infection ... G6PD deficiency), Infections ... Production #Index #hematology
Nail Disorders secondary to Systemic Diseases
Nail Fold Abnormality
 • SLE
 • Scleroderma
 • Dermatomyositis
Koilonychia - Spoon-shaped
Iron deficiency anemia ... halt nail growth (e.g ... • Nephrotic syndrome ... Systemic #Secondary #dermatology ... Differential #Diagnosis #Algorithm
Causes of Splenomegaly - Differential Diagnosis Algorithm
Infectious
 • Bacterial
 • Viral (EBV)
 • Parasitic
 • Fungal
Congestive
Differential Diagnosis Algorithm ... Infectious • ... • Thrombus (e.g ... Differential #Diagnosis #Algorithm ... #Causes #Hematology