TY - JOUR AB - Image Challenge Answers Veterinary Pathology 2018, Vol. 55(5) 762-763 ª The Author(s) 2018 Image Challenge in Veterinary Pathology, Article reuse guidelines: sagepub.com/journals-permissions Answers: Strange But Normal Findings DOI: 10.1177/0300985818784553 journals.sagepub.com/home/vet Image 1. C. Shark A large bilobed tan fatty liver in a shark is due to normal lipid storage and therefore indicative of good nutritional condition. Unlike bony fish, sharks do not have gas-filled swim bladders and for buoyancy rely on their liver filled with squalene oil and on their cartilage skeleton, which has about half the density of bone. Their liver constitutes up to 30% of their body mass. The liver’s effectiveness is limited, however, so sharks also employ dynamic lift while swimming (ie, they will sink when not swimming). Reference: Garner MM. A retrospective study of disease in elasmo- branchs. Vet Pathol. 2013;50(3):377–389. Contributor: Fabio Del Piero, Louisiana State University Image 2. A. Sheep Amniotic plaques are foci of stratified squamous epithelium that occur on the internal surface of the placenta. They are more numerous and often coalesce near the umbilicus. Keratinized plaques can have fili- form projections (as in this case, Fig. 2). In sheep, they are present from early midterm onward, increasing in size and TI - Image Challenge in Veterinary Pathology, Answers: Strange But Normal Findings JO - Veterinary Pathology DO - 10.1177/0300985818784553 DA - 2018-09-01 UR - https://www.deepdyve.com/lp/sage/image-challenge-in-veterinary-pathology-answers-strange-but-normal-0fFyCWPrFT SP - 762 EP - 763 VL - 55 IS - 5 DP - DeepDyve ER -