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268            PART 4  ■  Erythrocyte Disorders







                                                                                                                                                         Comparison of Classic Iron

                                                                                                                                                         De  ciency Anemia Versus
                                                                                                                                TABLE        14.6
                                                                                                                                                         Anemia of In  ammation/ Chronic

                                                                                                                                                         Disorders





                                                                                                                                                                  IDA                        ACD


                                                                                                                               Serum iron                         Signi  cant                Decreased


                                                                                                                                                                  decrease

                                                                                                                               TIBC                               Increased                  Normal or

                                                                                                                                                                                             decreased


                                                                                                                               Serum ferritin                     Decreased                  Normal to increased


                                                                                                                               Transferrin                        Increased                  Decreased or normal

                                                                                                                               Soluble transferrin
               FIGURE 14.7  P           B     . I                            m                  m   -

                                   m                                          (               m                                Receptor                           Increased                  Normal

                                                               m). (R                  m M  C                                  (serum sTfR)
               KD.  Clinical  Laboratory  Medicine,              ,  P                  ,  PA:                                  Transferrin

               L               W      m  & W  k    ,         ,             m        .)
                                                                                                                               Saturation                         Decreased                  Decreased

                                                                                                                               Peripheral blood                   Microcytic                 Normochromic
                                        m   ;                                         . T             -

                                                                   %.                                                          RBC morphology                     Hypochromic                Normocytic or micro-
                                                                                                                                                                                             cytic, hypochromic


               Clinical Chem istry Studies                                                                                     IDA, iron de  ciency anemia, ACD, anemia of chronic diseases or  disorders;

               A       m                     m            m                                                                    TIBC, total iron-binding capacity.

                         .  S     m                                              (      -

                           )                    . S     m


                             m m                      m          . T                  -                                    DISORDERS RELA  ED   O HEMOGLOBIN
                             (  IBC)         m                        ,          S                                         BIOSYN  HESIS: SIDEROBLAS  IC ANEMIA

                              . I                                                                        -

                                      -                                                                                    T   sideroblastic anemias                                                        -

                                             mm        . T                                                                                   q                                       z

               m                                   mm                                                                                                                      m        . Ex                      -

               m        .                m       -                                                                         m                                                                        m        mm  -

                                                                                                       . I                                            . T      m                      m

                       IBC                   , IDA m                        . SF                                                                                                  m

                           .     R                                             m                    -                                q                          . S                         m

                      mm                 k      . T        m                              m                                      m                                            m                            -

                           -                                m                                                                        (                           )                                             .

                              m                                               ACD (              .  ).                          C                                                      q

                    I                   mm          AOI           x           IDA,            -                                m    (                  .  )

                               m                                    . I                    ,                -               .  N              m                                                m

                                   IDA        ACD       x   .                                                               .  I                        m

                                                                                                                            .  M                       m

               Treatment                                                                                                    .  M                        q                                   m



                      m                                                     m             m              .                      D                                           m

               I        m                 ,                            m                           . I                                              m            ,                m      m

                                                                                     k                         ,                                                                     m     ;                       m

                                                 . R      m               m                          ,                                   SF;

                H  -EPO (P        ,                    ),                        m             -                                                m                     .

                        . A             AOI                                                                                           m                  x                       m                       . T

                              ,                                             m                                                                                                     q             m ,                   -

                                                                                   k       (  .  ., IL-  ).                           m                                    x-    k                          m

               C                                   m                                m                                                       .  O                                       m

                H  -EPO   m                    m                                         .                                                x                                                ,
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