whirling disease

whirling disease
whirl·ing disease 'hwər(-ə)l-iŋ-, 'wər(-ə)l- n an infectious often fatal disease of salmonid fish (as trout and salmon) that is caused by a protozoan (Myxobolus cerebralis syn. Myxosoma cerebralis) of the order Myxosporidia which attacks cartilage of the head and spinal cord esp. of young fish and that causes the fish to swim in circles and is marked by skeletal deformities

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a highly fatal protozoal disease of young salmonid fish caused by Myxosoma cerebralis, characterized chiefly by cartilaginous damage in the axial skeleton and granuloma formation involving the auditory-equilibrium apparatus of the fish, causing it to swim rapidly in a circular pattern. Called also twist d.

Medical dictionary. 2011.

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Look at other dictionaries:

  • whirling disease — a parasitic disease of trout caused by the myxosporidean protozoan Myxosoma cerebralis. The parasite enters spine of the fish at a stage before the cartilage has turned to bone. Causes bent spines which force the fish to swim in the… …   Dictionary of ichthyology

  • whirling disease — noun Date: 1946 an infectious often fatal disease especially of young salmonid fishes (as trout and salmon) that is caused by a protozoan (Myxobolus cerebralis syn. Myxosoma cerebralis) and is marked by skeletal deformities and a tendency to swim …   New Collegiate Dictionary

  • whirling disease — noun : an infectious often fatal disease of salmonid fish (as trout and salmon) that is caused by a protozoan of the genus Myxobolus (M. cerebralis) which attacks cartilage of the head and spinal cord especially of young fish and that causes the… …   Useful english dictionary

  • Salmonid susceptibility to whirling disease — This page tabulates susceptibility of various salmonids to whirling disease …   Wikipedia

  • black tail disease — whirling disease (a parasitic disease of trout caused by the myxosporidean protozoan Myxosoma cerebralis. The parasite enters spine of the fish at a stage before the cartilage has turned to bone. Causes bent spines which force the fish to swim in …   Dictionary of ichthyology

  • twist disease — whirling disease (a parasitic disease of trout caused by the myxosporidean protozoan Myxosoma cerebralis. The parasite enters spine of the fish at a stage before the cartilage has turned to bone. Causes bent spines which force the fish to swim in …   Dictionary of ichthyology

  • twist disease — whirling d …   Medical dictionary

  • myxosomiasis — whirling disease in salmonids caused by Myxosoma cerebralis or by other Myxosoma spp …   Dictionary of ichthyology

  • Myxobolus cerebralis — Triactinomyxon stage of Myxobolus cerebralis. Note the three tails . Scientific classification …   Wikipedia

  • Myxobolus cerebralis —   Myxobolus cerebralis …   Wikipedia Español

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