Photosensitization In Cattle
Prices 2018 - Photosensitization In Cattle, Photosensitization in cattle and risks to the skin, Photosensitization is a serious skin disease caused by reaction to certain plants eaten by cattle. dermatitis (inflammation of the skin) develops when the animal is exposed to sunlight. the damage is due to sensitization of unpigmented skin, which is unprotected from ultraviolet rays, according to dr. stan w. casteel, dvm, ph.d., veterinary toxicologist at university of missouri.. Overview of photosensitization - integumentary system, Outbreaks of photosensitization have been reported in cattle exposed to water-damaged alfalfa hay, moldy straw, and foxtail-orchardgrass hay. these cases were suspected to be hepatogenous in origin. ranunculus bulbosus (buttercup) has also been presumed to be a cause of hepatogenous photosensitization.. Why photosensitization in cattle can be a serious problem, Black cattle [unless they have a white face] don’t get [primary] photosensitization. the melanin in skin pigment is protective against the uv rays that set it off,” according to casteel. “the classic plants that cause primary photosensitization are buckwheat and saint-john’s-wort..