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Hemoglobin H disease Hemoglobin H Disease Caused by 3-gene deletion a thal Excess b chains Tetramers precipitate forming red cell inclusions High O2 affinity leading to ...
General-Hematology-Slide-Review.ppt - Search
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leading
α Thalassemia α Thalassemia α Thalassemia Trait: Two of four α genes mutated Clinically silent Mild anemia Microcytosis α Thalassemia Hemoglobin H Disease: Three ...
Lec-22 Hemoglobinopathies.ppt - Search
The condition is sometimes called hemoglobin H disease. Hemoglobin H has 2 problems. First it does not carry oxygen properly, making it functionally useless to the cell.
... minor Beta-thalassemia major (Cooley anemia) Life-threatening condition Inherited Disorders of Erythrocytes Alpha trait Alpha-thalassemia minor Hemoglobin H disease ...
Chapter21.ppt - Search
... carrier of the trait Major Haemoglobin Disorders Beta Thalassaemia Major Haemoglobin E/Beta Thalassaemia Alpha Zero Thalassaemia (Hydrops Fatalis) Haemoglobin H Disease ...
Ann-Cuthbert-24-Aug-2010-haemoglobin-disorders2.ppt - Search
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... α -) can be demonstrated by supravital stain in small minority of red cells. 3- Umbilical cord blood contains up to 10% of haemoglobin Barts. 3- Haemoglobin H Disease ...
The-Thalassaemia-Syndromes.ppt - Search
... more alpha genes from chromosome 16 -a/aa: silent career with little signs --/aa: cis double deletion more common in SEA -a/-a: trans double deletion --/-a: Hb H disease ...
Alpha Thalassemias Alpha thalassemia “silent carrier” Mild alpha thalassemia, also called alpha thalassemia minor or alpha thalassemia trait Hemoglobin H disease ...
What Is Thalassemia.ppt - Search
MLAB 1415: Hematology Keri Brophy-Martinez Chapter 11: Thalassemia * Hemoglobin H Disease Second most severe form alpha thalassemia. Only one alpha gene out of four ...
... α-thal2 a-thalassemia aa/aa normal -a/aa a thal-2 trait --/aa a thal-1 trait -a/-a homozygous a thal-2 --/-a Hb H disease --/-- Hb Bart’s disease ...
thal_thera.ppt - Search
Lead to early RBC death Hb H precipitates out and damages membranes Hb H Disease Presence, in a person more than 6 years old, of significant amount (1-2%) of Hb H Sx ...
Choice A=alpha thal carrier Choice C= Hgb H disease, 3 genes absent, severe anemia, CHF Choice D=hydrops fetalis. REMEMBER, in alpha thal trait-Hgb electrophoresis is ...
6.2.09 Puvvada Heme Review.ppt - Search
Differential Diagnosis of Microcytic, Hypochromic Anemias 0-20% 80% (with 20% Hgb Portland) 0 Hydrops Fetalis 2-40% 25-40% Dec Hemoglobin H Disease 0 5-10% 85-95% Alpha ...
DEMONSTRATION OF Hb H Hb H inclusions develop in Hb Bart's hydrops fetalis syndrome and in Hb H disease. In Hb H disease many red cells develop inclusions but in α ...
Staining.ppt - Search
... Heart failure, edema anasarca Interferes with organogenesis, -congenital malformations Extramedullay erythropoiesis Hydrops Fetalis Syndrome Hemoglobin H Disease ...
anemiaapproach - -.ppt - Search
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Homeostasis is constantly threatened h. Disease caused by toxic substances Day 1 Request for Assistance Unexplained death of Janette Williams ...
HomeSweetHome.ppt - Search
... Classification & Terminology Alpha Thalassemia Normal / Silent carrier - / Minor -/- --/ Hb H disease --/- Barts ...
... chain Chromosome 16 2 alpha gene loci Hence, 4 alpha genes If 1 is deleted- No clinical effect If 2 are deleted- mild hypochromic anemia If 3 are deleted- Hb H disease If ...
3._ha_and_hemoglobinopathies.ppt - Search
... MICROCYTIC ANEMIA WITH HIGH RDW Iron deficiency anemia Beta thalassemia major & intermedia (high NRBC, high Hb F ) Sickle thalassemia (high Hb S & F ) Hb H disease ...
Hemoglobin H Disease mostly in Asian populations (rarely in African ) only one normal α-globin gene moderately severe anemia 4. Hydrops Fetalis most severe form of α ...
anemia---part-one.ppt - Search
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