HEALING BY SECOND INTENTION. 



261 



The wound is said to heal by second intention, and with pus- 

 formation if it is septic. It is a much slower process, either 



FIG. 101. 



Healing of an incised wound of the skin united by suture, sixth day. a, epider- 

 mis ; 6, corium; c, fibrinous, d , hemorrhagic exudate; d, newly formed epithe- 

 lium, containing numerous karyokinetic figures and showing epithelial plug 

 projecting into exudate lying beneath ; e, karyokinetic figures at some distance 

 from line of incision ; /, new connective tissue growing from connective-tissue 

 spaces and containing cells with karyokinetic figures and bloodvessels with 

 growing walls ; g, growing new connective tissue with leukocytes ; h, collection 

 of leukocytes at the lower angle of the wound : i, fibrinoblasts lying inside the 

 exudate ; k, sebaceous gland ; I, sweat-gland. X 80 (Ziegler). 



because the wound must heal in from the sides and bottom or 

 because tissue-destruction is greater by reason of the injurious 



