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==Introduction==
==Introduction==
Theileriosis is a disease of mammals and birds caused by a [[protozoa | '''protozoal''']] pathogen which resides within the [[Lymphocytes - Introduction | lymphocytes]] and [[Macrophages | macrophages]]
Theileriosis is a disease of mammals and birds caused by a [[protozoa | '''protozoal''']] pathogen which resides within the [[Lymphocytes - Introduction | lymphocytes]] and [[Macrophages | macrophages]]
==Lifecycle and Transmission==
==Lifecycle and Transmission==
[[File:Theileria_lifecycle.gif|thumb|200px|right|Theileria Lifecycle]]
[[Theileria]] species replicate '''asexually''' in the host [[Primary Lymphoid Tissue | primary]] and [[Secondary Lymphoid Tissue | secondary]] '''lymphoid''' tissues, forming '''schizonts'''.
[[Theileria]] species replicate '''asexually''' in the host [[Primary Lymphoid Tissue | primary]] and [[Secondary Lymphoid Tissue | secondary]] '''lymphoid''' tissues, forming '''schizonts'''.
==Clinical Signs==
==Clinical Signs==
[[File:Theileriosis_diarrhoea.jpg|thumb|200px|right|Bloody diarrhoea often seen in Theileriosis cases]]
'''Marked pyrexia''', '''lymph node enlargement''', '''dyspnoea''', '''emaciation''', [[Diarrhoea | '''diarrhoea''']].
'''Marked pyrexia''', '''lymph node enlargement''', '''dyspnoea''', '''emaciation''', [[Diarrhoea | '''diarrhoea''']].