E quine neoplasia leads to economic losses which ranged from undesirable effects on the animal's skin to locomotors and reproductive dysfunctions. Equine sarcoid is considered to be one of the most prevalent skin affections in equids (Chambers et al., 2003). It represents nearly 20% of equine tumors and about 90% of equine skin neoplasia. Although it had a low mortality rate, it has a direct effect on the material value of horses and may lead to lameness according to their locations (Goodrich et al., 1998). (Valentine, 2006) recorded the most common neoplasms in equine populations as the following; sarcoid (51.4%), squamous cell carcinoma (SCC) (18.3%) beside melanocytic tumors, papillomas, and mast cell tumors were, constituting (17.8%). while, lymphoma, fibrosarcoma, fibroma, schwannoma, hemangiosarcoma, lipoma, malignant mela-