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270            PART 4  ■  Erythrocyte Disorders





                                                                                 . C   m                                                     . T        k                                                    -
               m                                                                               m                           m   . T             m             m                                                ,

                   k m   .                                                                                                           %         %

                                                                                                                                            . I       %                 , m                                       -

               Etiology                                                                                                                 m                                         .   S

               S                         m                                                                                 (                        %)              x m                                        ,

                                                                                                                                 SF                                                      m         m   .
                .  G                                                                                                       A             k  m                                x m             %                 .

                .  D                                      z    (INH),           m              ;

                                      m                        x    ,                            ,

                                                        .                                                                     NOTE: This is a good time to complete the Review Questions

                .  D              (  .  .,      m                ,                   ,                                        related to the preceding content.

                            mm        )

                .  M                                  (  .  .,      m   ,            x        ,

                                   )

                .  I                                                                                                       DISORDERS RELA  ED   O HEMOGLOBIN
                                                                                                                           BIOSYN  HESIS: HEREDI  ARY

                                                                                                                           HEMOCHROMA  OSIS
               Physiology

               I                           m   ,                            q                                              I


                                                                   m                          .  T                                                         m                            ,                        ,
                                                                                                         m  -                                                      m  ,                         m        m


                                                        m                         m                                        (HH)                                m            m                              -
               (     m          ).  A                           m        z  m             m                                                                  (


                                             m                                                            -                    m   )  GI                             .  T               m
                m                            (        -ALA)                 . R                   -                                  ,                                      ,                                   . I


                                m          m                                            m                                                                                           x                m     -
                                                               m          (m                   )                                                                                                            x


                         . A P          B                                                          -                                                  ,                                      m              -
                                                  . I              m                                                                        . T    C               D          C                 P


                                                    m. O           m                  m                                    (CDC)      m              m                 m         Am
                                               m                                                    .                         m        m        .


               I                  m             ,                                                                               P              , m                 ,
                      m       z  m   .                                                                                                                                           ,                   m     m


                                                                                                                                           HH.
               Laboratory Characteristics                                                                                       H                                              mm                                -


               I                                                             m                                                 m   ,                  x

                                        .  S  m                               m                                            m                     m   . G

                                                ,                        m                     (     -                                m     j                 m         m        . S

               m          ),           m                               .  T                                                                             m                        β-            m   ,

                                                                 m        . T    ,      m   -                                                                                            . H

                                             ,                 m                                        -                                                     HH.

                                              . T    m        ,

                                                   m                m                 /    m      -                        Classi  cation and Characteristics

                                           .                                                                               T                                   ,                      -

                    S                m                                                                 -

                          m   . T                                                                    -                                       m
                                                                                                                              m        m        :
               m           m                ,                  ,                               ,

                 m           RBC                   ,                        k                                               .  Hemochromatosis   ype 1: High Iron Fe (HFE-gene) related.

                                                   m   . F   m     %         %                    -                              A                                  HH                                   . T

                                                             m                                           .                                   q              HFE-                   m         m

               M                                            m                           m                                              U         S                    x m                                  ,

                                         . I                            ,   S           ,                                                  m  z              q                       x m

                 %                                             x                 .                                                         . T        m     HH,                                 m

                    I                                                                        m                                                                        E                   “       z                ,”

                          m                  m   . T                                     m  -                                                                                         E                          ,      -

                           m              ,           m                                         m                                                                    C                    . I           m         m-

                                 . S  m                                                                                          m               m                                              m                ,
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