Page 10 - Ebook_V01
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Usual Time
                                                                    of Diagnosis


                                           Pathologic Onset of
                                Exposure    Changes    Symptoms










                     Stage of              Stage of                Stage of         Stage of Recovery.
                  Susceptibility     Subclinical Disease       Clinical Disease     Disability or Death





                      3.1 ÃÐÂÐäǵ‹Íâä (Stage of susceptibility) ÃÐÂйÕéËҧ¡ÒÂÂѧ໚¹»¡µÔ äÁ‹ä´Œà¡Ô´

                          ¾ÂÒ¸ÔÊÀÒ¾ ᵋÁÕ¤ÇÒÁàÊÕè§ËÃ×Íͧ¤»ÃСͺ·ÕèàÍ×éÍãËŒ¡ÒÃà¡Ô´¤ÇÒÁà¨çº»†ÇÂ

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                          ઋ¹ ¤¹·ÕèºÃÔâÀ¤ÍÒËÒÃáÅÐà¤Ã×èͧ´èÁ·ÕèÁÕ¹íéÒµÒÅ໚¹»ÃÐ¨Ó áÅÐÂѧäÁ‹ÁÕ¾ÂÒ¸Ô
                          ÊÀÒ¾ËÃ×Í ÍÒ¡ÒÃáÊ´§ã´æ ᵋÁÕ¤ÇÒÁàÊÕè§â俘¹¼Øä´Œ à¹×èͧ¨Ò¡¹íéÒµÒÅ໚¹

                          áËÅ‹§ÍÒËÒ÷ÕèẤ·ÕàÃÕ¨зÓãËŒà¡Ô´¡Ã´áÅзÓãËŒ¿˜¹¼Ø














                      3.2 ÃÐÂС‹Í¹ÁÕÍÒ¡Òâͧâä (Stage of subclinical disease) 䴌ᡋ ÃÐÂзÕè Agent

                          䴌ᡋ àª×éÍâä ËÃ×ÍÊÔ觷Õè໚¹ÍѹµÃÒÂࢌÒÊًËҧ¡ÒÂáÅŒÇ àÃÔèÁÁÕ¡ÒÃà»ÅÕè¹á»Å§¢Í§

                          ¾ÂÒ¸ÔÊÀÒ¾¢Í§ ÍÇÑÂÇзÕèÊÑÁ¼ÑʡѺ Agent ᵋÂѧäÁ‹ÁÕÍÒ¡ÒÃáÊ´§ ઋ¹ ¼ÙŒ»†Ç·ÕèÁ Õ

                          ¿¹¼Øã¹ÃÐÂÐàÃÔèÁáá ÂѧäÁ‹ÁÕÍÒ¡ÒûǴ ËÃ×Í àÊÕÂÇ¿˜¹ÁÒ¡‹Í¹ àÃÕ¡ÃÐÂйÕéÇ‹Ò
                           ˜
                          Asymptomatic disease ᵋ¨Ò¡¡ÒõÃǨ´ŒÇÂàÍ¡«àϾºÃͼØ㹪Ñé¹

                          à¤Å×ͺ¿˜¹ËÃ×Íà¹×éÍ¿˜¹

















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