66 results
Peripheral Blood Smear Analysis
Hypochromia
Megaloblastic Anemia
Schistocytes: Microangiopathic hemolytic anemia (e.g. DIC, TTP, HUS)
Microspherocytes: Autoimmune hemolytic anemia
Sickled red
Peripheral Blood ... Sickled red cells ... disease Bite cells ... #Peripheral #Blood ... Analysis #hematology #microscopy
Hemolytic Anemia - Differential Diagnosis Algorithm
Hereditary:
 • Peripheral blood smear + DAT + further History
 •
- Differential ... • Peripheral blood ... History • Bite cells ... Fevers, DAT (-) → Infection ... #Differential #
Thrombocytosis - Differential Diagnosis
Platelet Count > 450
Reactive:
 • Anemia/blood loss (Fe deficiency)
 • Infection/Sepsis
 • Non-infectious
Thrombocytosis - Differential ... Reactive: • Anemia ... /blood loss (Fe ... deficiency) • Infection ... Sepsis • Non-infectious
Diagnostic Criteria for Scleroderma Renal Crisis 

1. New onset blood pressure >150/85 mm Hg OR increase
New onset blood ... Microangiopathic hemolytic anemia ... examination - Microscopic ... cells on urine ... microscopy -
Red cell autoagglutination is the process whereby red cells clump together forming aggregates. This is seen
agglutinin disease and Infection ... Mycoplasma Pneumonia or Infectious ... individual’s red blood ... Clinical #Path #Blood ... #Smear #Microscopy
Red cell autoagglutination is the process whereby red cells clump together forming aggregates. This is seen
agglutinin disease and Infection ... Mycoplasma Pneumonia or Infectious ... individual’s red blood ... Clinical #Path #Blood ... #Smear #Microscopy
Reticulocyte Production Index = (Retic %) x (Hct / 45) / Maturation Factor
The maturation factor is
the peripheral blood ... (e.g. cancer, infection ... > 3: • Acute blood ... G6PD deficiency), Infections ... #differential #
Myelodysplastic Syndromes (MDS)

What?
Myelodysplastic syndromes are a group of disorders caused by blood cells that are poorly
petechiae) • Frequent infections ... • Parvovirus infection ... abnormal under the microscope ... abnormal under a microscope ... count with differential
Red Blood Cell (RBC) Morphology Atlas
 • Microcytic - Iron-deficiency anemia, Thalassemia, Sideroblastic anemia, Lead poisoning
Red Blood Cell ( ... transfusion • Target cells ... • Sickle cells ... alcoholism • Burr cells ... key #diagnosis #differential
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
Red Blood Cell ( ... Iron deficiency anemia ... disease, McLeod blood ... RBC #Morphology #differential ... diagnosis #hematology #microscopy