| occult filariasis in crows (corvus brachyrhynchos brachyrhynchos brehm) infected with splendidofilaria caperata hibler, 1964 (nematoda: filarioidea). | adult splendidofilaria caperata hibler, 1964 were found in the tunica media of the pulmonary arteries of 21% of 341 crows (corvus brachyrhynchos brachyrhynchos brehm) wintering in southern ontario, canada. microfilariae of s. caperata were not observed in the peripheral blood or in skin snips of infected crows. microfilariae were rarely found in lung blood and then only in small numbers. microfilariae were apparently overcome in the wall of the pulmonary artery; chronic inflammation was associat ... | 1981 | 7253102 |
| nutritional secondary hyperparathyroidism in free-living fledgling american crows (corvus brachyrhynchos brachyrhynchos). | from june 1994 to june 1996, 18 fledgling american crows (corvus brachyrhynchos brachyrhynchos) from multiple locations on long island, new york, were presented with signs of metabolic bone disease characterized by folding fractures of the proximal tibiotarsus. plasma alkaline phosphatase levels were elevated, and the calcium/phosphorus ratio and 25-hydroxycholecalciferol (25-(oh)d3) levels were decreased. the histopathologic diagnosis was parathyroid hyperplasia and generalized osteodystrophia ... | 1999 | 10367650 |