Page 277 - Clinical Hematology_ Theory _ Procedures ( PDFDrive )

CHAPTER 14 ■ Disorders of Iron Metabolism and Heme Synthesis 261

Inges tion and abs orption Trans port Us e or s torage Excretion

Iron from Body cells Exfoliation
food of epithelial

intake cells or bile,

Fe +++ Fe transferrin Storage of urine, feces
+
Stomach Plasma iron pool ferritin and
hemosiderin

in the

mononuclear

Duodenum phagocyte
system

Hemoglobin RBCs
Jejunum

Hemoglobin RBC loss

catabolism Menstruation
Ileum

FIGURE 14.2 I .

x . A , m

m m x m % % m . W -

k m / . , - , -

M m m -

, m . , - -

, . , m -

m m m . T

m . -

T m m mm , m m

. T

m m , m m

. T k ,

- m x - m k f - -

. U m m , q - m . S m-

m m q . C m

m , m

, - .

I m - m x -

q m , m z m m

m . T - . I q ,

m m .

mRNA A m , m-

q m . I - m . S

m , m m . M -

m - - . m ,

C q . I m -

m m , , m -

k k . C m . I k m

, k .

. T m

C m. I , m

, m m GI ,

m . W . A m

, m (SF) m , m .