LAMIIflTIS. 



359 



Eow presents characteristic appearances ; it becomes ribbed, as 

 if there were successive efiforts to cast the hoofs. The rings of 

 laminitis are irregular, and run together towards the anterior 

 aspect of the foot, as in the afnnexed illustration (Fig. 69), This 



Yia. 69. 



distinguishes them from the rings of a healthy unrasped foot, 

 in which ihej are regular, and have wider interspaces 



The bone, pressed downwards by the exudate, becomes 

 absorbed at its borders,^ by which it is reduced in bulk, more 



Fig, 70. — Absorption of inferior edge of os pedis, a,. 

 Anterior aspect, b, Plantar edge ; the dark shade repre- 

 sents a hollow space from which the bone has been absorbed. 

 c, BasUar process, d, Pyramidal process. 



particularly at its toe and sides, whilst its whole structure 

 becomes brittle (Isf.) by ossification of the exudate within its 



