12 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 ... Smear Analysis ... anemia Sickled ... #hematology #microscopy ... interpretation #clinical
Hemolytic Anemia - Differential Diagnosis Algorithm
Hereditary:
 • Peripheral blood smear + DAT + further History
 •
Hemolytic Anemia ... • Peripheral blood ... smear + DAT + further ... Hypochromic & microcytic RBCs ... #Anemia #Differential
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
Hemolysis - Differential ... Hemoglobin Defects: Sickle ... cell anemia, Thalassemias ... - Peripheral Blood ... Smear ↑ abnormal
Red Blood Cell (RBC) Morphology Atlas
 • Microcytic - Iron-deficiency anemia, Thalassemia, Sideroblastic anemia, Lead poisoning
Red Blood Cell ( ... RBC) Morphology ... - Sickle cell anemia ... key #diagnosis #differential ... #hematology
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
Red Blood Cell ( ... disease, McLeod blood ... disease, Artifact Sickle ... #Morphology #differential ... #diagnosis #hematology
Reticulocyte Production Index = (Retic %) x (Hct / 45) / Maturation Factor
The maturation factor is
transform into a RBC ... Microangiopathic hemolytic ... RBC defects (e.g ... . sickle cell anemia ... #anemia #differential
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Viral Infection Clinical ... smear - RBC agglutination ... younger pts) Differential ... sensitize red blood ... #anemia #hematology
Acute Liver Injury - Differential Diagnosis Algorithm

Vascular Causes of Acute Liver Injury: 
 • Hepatic vein:
Autoimmune hepatitis, PBC ... stone, Malignancy, PBC ... , Sickle cell, GVHD ... intestines, white blood ... diagnosis #algorithm #hepatology
TTP - Laboratory Evaluation for Thrombotic Thrombocytopenic Purpura

Activity of von Willebrand factor-cleaving protease activity - A
of Peripheral blood ... smear - Shows schistocytes ... , nucleated RBCs ... anemia Indirect ... count and differential
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Platelet Disorders - Differential ... ), peripheral blood ... smear, HIV/HCV ... changes), high MCV anemia ... dysplasia on the smear