“…6.12), hair, and nails and occur most often in young guinea pigs or in guinea pigs genetically predisposed, stressed, pregnant, malnourished, diseased, or living in unsanitary conditions (Kraemer et al, 2012). The irregularly shaped areas of alopecia, scaling, crusting, and reddening may extend to the back and sides but rarely to the limbs (Valiant and Frost, 1984;Pollock, 2003;Kraemer et al, 2013). Lesions in 'hairless' guinea pig strains resemble more closely those in human skin (Hänel et al, 1990).…”