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593479
Talasemia
Description
Mind Map on Talasemia, created by adahemy.tm on 03/01/2014.
Mind Map by
adahemy.tm
, updated more than 1 year ago
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Created by
adahemy.tm
about 11 years ago
34
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Resource summary
Talasemia
Definición
Anemia hereditaria
HAR
Existe disminución de sintesis
Cadenas polipeptidicas
Epidemiología
5% población, portadores
300,000 casos anuales
Genética
Deleciones en uno o varios genes
Disminución producción
Cadenas alfa o beta
Clasificación
Alfa
Portador
Mutaciones crom. 16
Cadena alfa
Afecta a uno de los genes
Hb con tres b y una a
Asintomático
Talasemia leve
Grave
Mutación
Afecta a 3 de los genes
3 cadenas b y una a
Hemólisis intravascular
Anemia severa
Mayor
Mutación
Afecta a 4 de los genes
Hb con 4 cadenas
Incompatible con la vida
Hidropesia fetal
Beta
Mayor
Mutaciones cadena B en cromosoma 11
Falta total B globina
4 cadenas A se combinan en defecto de B
Hb inestabla
Menor
Mutación
Afecta a uno de los genes
Hb 3 A y un B
Manifestaciones Clinicas
Deleción un gen
Anemia Hemolítica
2 genes
Anemia severa
Debilidad, fatiga, dif. resp
Beta mayor
Ictericia, ulceras cutáneas
Cálculos biliares, esplenomegalia
Ins, Cardiaca
Fracturas
Dx y Tx
BH
Análisis prenatal
Transfusiones sangre
Sumplemento ac. fólico
Transplante médula
Media attachments
HAR (image/png)
MUNDO (image/jpg)
hemoglobina_estructura (image/jpg)
talasemia (image/jpg)
globulos__1_ (image/png)
hemolitica (image/jpg)
ictericia (image/jpg)
bazo (image/jpg)
ac_folico (image/jpg)
medula-ossea-sangue (image/jpg)
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