29 results
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Thrombocytopenia - Differential ... Megakaryopoiesis • Aplastic Anemia ... ITP • SLE • CLL ... Thrombocytopenia #Differential ... Algorithm #Causes #Hematology
Peripheral Blood Smear Analysis
Hypochromia
Megaloblastic Anemia
Schistocytes: Microangiopathic hemolytic anemia (e.g. DIC, TTP, HUS)
Microspherocytes: Autoimmune hemolytic anemia
Sickled red
(e.g. ... cells: Sickle cell ... Smear #Analysis #hematology ... interpretation #clinical ... #anemia
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Microangiopathic hemolytic anemia ... . lupus, CLL, lymphoma ... Extravascular #Causes #differential ... #diagnosis #hematology ... #anemia
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
Chemotherapy (e.g ... iron deficiency anemia ... Autoimmune hemolytic anemia ... RBC #Morphology #differential ... #diagnosis #hematology
Hodgkin's Lymphoma vs Non-Hodgkin's Lymphoma - Comparison

Hodgkin's Lymphoma:
 • Epidemiology: young adults 20-30, older 50-70
 •
Autoimmune diseases • Clinical ... involvement Differential ... NonHodgkins #comparison #oncology ... #diagnosis #differential ... #hematology
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
Thrombocytosis - Differential ... malignancies • Anemia ... inflammatory disorders (e.g ... myeloid leukemia (CML ... Diagnosis #Causes #hematology
Reticulocyte Production Index = (Retic %) x (Hct / 45) / Maturation Factor
The maturation factor is
infiltration (e.g ... Marrow suppression (e.g ... . sickle cell anemia ... Production #Index #hematology ... #anemia #differential
Chronic Lymphocytic Leukemia - Summary

Cancer affecting lymphocytes/Mature B cell neoplasm
 • Lymphocytes accumulate in large numbers
incompetent • CLL ... Orange or Hep C Clinical ... • Neutropenia, anemia ... diagnosis #workup #oncology ... #hematology
Peripheral blood findings in microangiopathic hemolytic anemia.  DIC is a clinical and laboratory diagnosis, not
microangiopathic hemolytic anemia ... DIC is a clinical ... non-specific red cell ... count, D-dimer, egg ... #Hematology #Pathology
CNS Manifestations of Systemic Lupus Erythematosus (SLE)

Clinical Manifestations: Demyelinating Syndrome, Headache, Movement disorders, Seizure disorders, Aseptic
Erythematosus (SLE) Clinical ... that will cause ischemia ... Lumbar Puncture, EEG ... Erythematosus #SLE #CNS #neurology ... #rheumatology #