د ثروت الشيمي

2. Ch` clinically by presence of eroded plaques on the teats &
udder and around mouth of suckling calves
Clinical signs:
1-the lesion seen only in teat & appear as follow:
erythema → vesicle or pustule → ruptures → thick scab
(½ - 2.5 cm) → elevated → the scab drop off → leave
horseshoe shaped ring of small scabs surrounded by a
wart like granuloma
The previous lesion can occur around mouth of calves
Treatment
*removal of scabs & application of emollient cream before
milking & astringent solution after milking

3. The disease start as small painless papule
on the superficial layer of the skin of teat

4. Healing phase (the scabs slowly resolve(

5. Circular area delineated by small red scabs

6. Very rough , slightly moist papilli
form appearance with several
elevated masses