Perosomus elumbis is an occasional congenital anomaly ofcattle, swine, sheep, and dogs with unknown etiology. Thiscongenital abnormality occurs in both sexes. A dead Holsteincalf characterized by musculoskeletal and external genitaliaabnormalities was referred to the large animal hospital ofUniversity of Tehran. Radiographic evaluation and subsequentdissection revealed that the vertebral column...

perosomus elumbis is an occasional congenital anomaly ofcattle, swine, sheep, and dogs with unknown etiology. thiscongenital abnormality occurs in both sexes. a dead holsteincalf characterized by musculoskeletal and external genitaliaabnormalities was referred to the large animal hospital ofuniversity of tehran. radiographic evaluation and subsequentdissection revealed that the vertebral column...