BEFORE TREATMENT AFTER TREATMENT BOSCC BOSCC is the most common malignant tumor affecting cattle. Invasive chronically progressing tumor which metastasis through draining lymphatics of head and neck. High morbidity which result in economic loss through early culling. Breed predispositions - Cross breed Holstein Friesian. Lesion occur most commonly at cornea- scleral junction. Treatment - Surgical removal but higher rate of re-occurrence.