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921 bytes added ,  16:36, 22 November 2008
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'''Life Cycle'''
 
'''Life Cycle'''
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*Incubation phase lasts 1 week
   −
'''Pathogenesis'''
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*Lymphoblast proliferation
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**Local [[Lymph Nodes - Anatomy & Physiology|lymph node]] first infected then spreads through body
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**Occurs in week two
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*Lymphoid depletion
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**[[Lymphocytes - WikiBlood|Lymphocytes]] killed
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**Decreases lymphopoiesis
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**Occurs in week 3
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*Total incubation period takes about 18 days
    
'''Diagnosis'''
 
'''Diagnosis'''
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*Clinical signs
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**Pyrexia
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**Enlarged local [[Lymph Nodes - Anatomy & Physiology|lymph node]]
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***Usually parotid [[Lymph Nodes - Anatomy & Physiology|lymph node]] as [[Suborder: Metastigmata, ticks#Ticks of Veterinary Importance|''Rhipicephalus appendiculatus'']] feeds in the ear
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**Loss of condition
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*Examine Giemsa stained smears of:
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**Local lymph node aspirated for schizonts
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**Blood smears for pioplasms in red blood cells
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*Post-mortem
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**Pulmonary oedema
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**Gut mucosal haemorrhages
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**[[Lymph Nodes - Anatomy & Physiology|Lymph node]] and [[Spleen - Anatomy & Physiology|spleen]] cellular atrophy
    
'''Control'''
 
'''Control'''
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