13 results
Causes of False Elevation and Reduction in HbA1c

== False Elevation ==
Decreased RBC turnover 
• Iron, B-12,
• Asplenia Laboratory ... Hypertriglyceridemia • Uremia ... • Hemolytic anemia ... HbA1c #HgbA1c #Laboratory ... Diagnosis #DM2 #Differential
Red Blood Cell (RBC) Morphology Atlas
 • Microcytic - Iron-deficiency anemia, Thalassemia, Sideroblastic anemia, Lead poisoning
Red Blood Cell (RBC ... ) Morphology Atlas ... coagulopathy (DIC) #RBC ... #Morphology #Atlas ... key #diagnosis #differential
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
Iron deficiency anemia ... Chronic disease anemia ... Sideroblastic anemia ... #Morphology #differential ... hematology #microscopy #atlas
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
Hemolysis - Differential ... 2) External (RBC ... Defects: Sickle cell anemia ... Hypophostphatemia Laboratory ... #Hemolysis #Differential
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia ... - Differential ... hypertension • Unusual RBC ... #Differential # ... Diagnosis #Algorithm #workup
TTP - Laboratory Evaluation for Thrombotic Thrombocytopenic Purpura

Activity of von Willebrand factor-cleaving protease activity - A
TTP - Laboratory ... result in severe anemia ... schistocytes, nucleated RBCs ... count and differential ... ThromboticThrombocytopenicPurpura #Diagnosis #Workup
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Platelet Disorders - Differential ... Diagnosis and Workup ... changes), high MCV anemia ... Platelet #Disorders #Differential ... Diagnosis #Causes #Workup
Major neurocognitive disorders (MNCD): Diagnosis and workup 

1) Clinical diagnosis Cognitive impairment + loss of autonomy
2)
Diagnosis and workup ... deficiency, ... laboratory ... the diagnostic workup ... - Progressive amnesia ... MNCD #Dementia #Differential
Elevated Lactate Dehydrogenase (LDH) - Differential Diagnosis Framework

LDH is a cytoplasmic enzyme present in tissues throughout
Dehydrogenase (LDH) - Differential ... concentrations in: RBCs ... • Hemolytic Anemias ... Dehydrogenase #Elevated #differential ... #diagnosis #Laboratory
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... the presence of anemia ... more time for the laboratory ... Rheumatoid #Arthritis #laboratory ... #workup #diagnosis