Page 316 - Clinical Hematology_ Theory _ Procedures ( PDFDrive )
P. 316

300            PART 4  ■  Erythrocyte Disorders




                                                                                                                                D

                                                                                                                                 PK     z  m  . T

                                                                                                                                                            z  m           :



                                                                                                                                                                    PKEnzyme
                                                                                                                                          +
                                                                                                                                                                                                              +
                                                                                                                                                       +
                                                                                                                                   PEP   ADP   Mg               2+                        →   Pyruvate   ATP



                                                                                                                                                                                                                +
                                                                                                                                                                  +
                                                                                                                                                           +
                                                                                                                                            +
                                                                                                                            Pyruvate   NADH   H  LDH Enzyme                                        Lactate NNAD             +
                                                                                                                                                                                              →
                                                                                                                               ( UV Fluorescence             )                                   ( No Fluorescence            )


                                                                                                                                T                                            NADH

                                                                                                                                      m                         -                          (UV)        ,

                                                                                                                           NAD                             .
               FIGURE 16.6  G          -  -                                    . (R                  m

               A             SC. Anderson’s Atlas o  Hematology, P                  , PA:
               W         K         H        /L               W      m  & W  k    , C                                       Methem oglobin Reductase De  ciency

                    ,             m        .)                                                                              H  m                         x    z         m

                                                                                                                                                              m       m            .  A       x m            %

                                                                                                                                                    m                     m                         m       -
                                                            , W       -                                                    m            .  H                                                   z  m    NADH-

               (      F   .     .  ).                                                                                      m       m


                                                                                                                           m       m            .  A                                     z  m  ,
               Pyruvate Kinase                                                                                             NADH                  ,                     m                                       -

               Pyruvate kinase  PK  def ciency                                   %                                         m                                        j                        m             M     -

                                                               . T                m         mm                                  ,                           x                  x

                                                       z  m        z  m                      G  PD                                . T            m                     m                       methemo-

                                   PK.                                                                                     globin reductase de  ciency                                      m       m  -

                    PK                      m                           .  T     P                                                                           x                             (      C

               Am                             q               PK                 ,            x                                                                                       ).

                             .  T               z                          q

                              %          .  %     N       Am        , E         ,                                          Acquired Hemolytic Anemia

                  A    . A              A          Am                                             -

               q                               z                            .     m    m          m-                       Etiology

               m         A                       W       .                                                                 Acquired hemolytic anemia

                    T       m     PK-LR                                      PK. PK            -                                                                                                        m        .

                               Em        -M                                                               .                S               x  m

               M                                    k  m                                     x                                 q             m                m                               B  x     .  .

                                                                                                     A  P. A                    A m  j                       x                                 m

                                    PK               q                                              A  P                        ,                        m     m

                                                                                 k      ,                                  m  m         ,            m                m                       mm

                                               ,                        m  m                    . T                                      .

                                    q                            m                                       -

                                                                                  m                m   .                   Chem icals and Venom s

                    PK-                                                                                                    I                        m                             m   x                           -

                   m         ,                                A  P                ,            m                           m                                           . F               ,

                                                      .  L      A  P                                                                                                                                            -

                                 ,  -                                 (DPG),                                                      x   . T                                             m  m                     ,

                           ,         ,                      .                                        m  m-                                                 . L           m              ,         ,

                                               m                                                       .                                                                                   A  P

               I                     G  PD                                    x                   .                                              m                .

               I          ,                                                             ,                    -                  V      m      m    m                     k                     m

                        ,                                                               z                                                                                       m

                            PK                 .                                                                                 m                                                 (DIC).

                    P                          m                               PK

                                              m        m   ,      m                                                        Physical Agents

                                                                     m                (                -                   H  m                                                                                 .

                     ).  P                                                                     ,  -DPG                     B                                        m                        x                      ,

                                               m        z  m         k.                                                                m       m              m                 . T
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