23 results
Pathologic Red Blood Cell (RBC) Morphologies and Associated Diseases

Acanthocyte (spur cell),  
Basophilic stippling, 
Bite cell,
Cell (RBC) Morphologies ... , Other RBC pathologies ... Howell-Jolly bodies #RBC ... #Pathology #Hematology ... #Diagnosis #Dyspmorphic
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
RBC) Morphology ... Burr Cell RBC (Echinocyte ... Bite Cell RBC: G6PD ... #Morphology #differential ... #diagnosis #hematology
Red Blood Cell (RBC) Morphology Atlas
 • Microcytic - Iron-deficiency anemia, Thalassemia, Sideroblastic anemia, Lead poisoning
RBC) Morphology ... coagulopathy (DIC) #RBC ... #key #diagnosis ... #differential # ... hematology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Diagnostic Framework ... ) (e.g. lupus, CLL ... • Intrinsic RBC ... Extravascular #Causes #differential ... #diagnosis #hematology
Causes of Extravascular and Intravascular Hemolysis - Differential Diagnosis Algorithm
Extravascular - Spleen and RES-mediated hemolysis
 -
- Differential ... • Sickle cell ... elliptocytosis - RBC ... anemia • ... #Causes #Hematology
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
Hemolysis - Differential ... 2) External (RBC ... 3) Internal (RBC ... anemia, Thalassemias ... Diagnosis #hematology
Peripheral blood findings in microangiopathic hemolytic anemia.  DIC is a clinical and laboratory diagnosis, not
DIC is a clinical ... and laboratory diagnosis ... , not a morphologic ... #anemia #Hematology ... #Microscopy
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia ... hypertension • Unusual RBC ... acanthocytes - Consider RBC ... #Anemia #Differential ... #workup #hematology
Blood Disorders - Markers and Differential Diagnosis Algorithm 
Acute
 • Myloid (AML) - CD13, CD33, CD34,
Disorder - Abnormal morphology ... Pelger-Huet, Macrocytic anemia ... • Lymphoid (CLL ... bcr-able (+) ↑ WBC ... Blood #Disorders #hematology
Reticulocyte Production Index = (Retic %) x (Hct / 45) / Maturation Factor
The maturation factor is
transform into a RBC ... RBC defects (e.g ... Production #Index #hematology ... #anemia #differential ... #diagnosis #calculation