Glanders. 



315 



pus and half dried crusts, and (he surrounding hairs are soiled with 

 pus. These ulcers often undenuine the skin producing crater-like 

 openings (like the anus of a chicken) and are apt to.be found in 

 rows one after another and alongside of each other. 



Glanders abscesses are commonly found in the skin as some- 

 what rounded boils of the size of a hazel nut or a walnut, with the 

 hair lost from over their surface. They fluctuate and contain a 

 thin, oily, yellow or yellowish-red pus, sometimes a rather thick and 

 mushy detritus, and their wall is made up of bacony, eroded cutis 



Fig. 77. 

 Glanders uodules and iudurations of lung (;f horse. Natural size. 



and induration tissue. They are apt to be found in rows enclosed 

 in the swollen, dense lymphatic cords ; that is they form foci of sup- 

 puration interrupting the lymph vessels like a rosary. 



Glanders Uidurations occur on mucous membranes as the result 

 of a demarcating fibroplastic proliferation in the form of solid, nod- 

 ular or ridge-like, thick prominences of the mucous membrane, with 

 a yellowish-gray to reddish-yellow color, and a smooth slippery sur- 

 face. These thickenings may appear as isolated prominences of the 

 size of a hemp seed or oat seed, or may be fused so as to form hard 

 stellate and radiating scars like frost-cr\stals. not extending deeply. 



