22 results
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
Iron deficiency anemia ... Vitamin B12 or Folate ... Burr Cell RBC (Echinocyte ... Bite Cell RBC: G6PD ... hematology #microscopy #atlas
Red Blood Cell (RBC) Morphology Atlas
 • Microcytic - Iron-deficiency anemia, Thalassemia, Sideroblastic anemia, Lead poisoning
Red Blood Cell ( ... RBC) Morphology ... Atlas • Microcytic ... coagulopathy (DIC) #RBC ... #Morphology #Atlas
Causes of False Elevation and Reduction in HbA1c

== False Elevation ==
Decreased RBC turnover 
• Iron, B-12,
== Decreased RBC ... Iron, B-12, or folate ... Hypertriglyceridemia • Uremia ... • Hemolytic anemia ... Splenomegaly, Sickle Cell
Algorithm for the evaluation of macrocytic anemia. (RBC = red blood cell; MMA = methylmalonic acid.)
Physicians
(RBC = red blood ... of the initial work-up ... but undiagnosed, folate ... #VitaminB12 #Folate ... Homocysteine #Algorithm #Workup
Anemia Diagnostic Algorithm

Mean corpuscular (cell) volume (MCV): Average RBC size. Under 80 = microcytic. Between 80-95
Anemia Diagnostic ... Mean corpuscular (cell ... Red cell distribution ... for degree of anemia ... Algorithm #Diagnosis #Workup
Diagnosing Brucellosis
Epidemiological Exposures
- Endemic Regions
- Clinical Micro Lab Technicians
- Animal/Vaccine Exposure: Vets, Slaughterhouse workers, hunters
- Unpasteurized
Diagnosing Brucellosis ... Diagnostic Tests: - CBC ... + Chemistry: Anemia ... Ahmed_HBabiker #Brucellosis ... Diagnosis #Criteria #Workup
Reticulocyte Production Index = (Retic %) x (Hct / 45) / Maturation Factor
The maturation factor is
transform into a RBC ... Index < 2: • Anemia ... , Vitamin B12, Folate ... , Intrinsic RBC ... defects (e.g. sickle cell
Chronic Lymphocytic Leukemia - Summary

Cancer affecting lymphocytes/Mature B cell neoplasm
 • Lymphocytes accumulate in large numbers
Lymphocytosis on CBC ... CLL Labs: 1. ... • Neutropenia, anemia ... leukemia #CLL ... Leukemia #diagnosis #workup
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia ... Consider sickle cell ... hypertension • Unusual RBC ... acanthocytes - Consider RBC ... Diagnosis #Algorithm #workup
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Diagnosis and Workup ... decreased PLT count: CBC ... changes), high MCV anemia ... not required in all ... Diagnosis #Causes #Workup