3,326
edits
Changes
→Aspergillosis
*Grows on Sabauraud's Dextrose agar and Blood agar
*Grows on Sabauraud's Dextrose agar and Blood agar
==Aspergillosis==
==Aspergillosis==
*Worldwide
*Worldwide
*Common laboratory contaminants
{| align="right"
|<gallery>Image:Aspergillus cleistothecia.jpg|<p><center>'''Aspergillus cleistothecia'''</p><sup>Copyright Professor Andrew N. Rycroft, BSc, PHD, C. Biol.F.I.Biol., FRCPath</sup></center></gallery>
|}
*Widely found in nature
*Widely found in nature
**Colonise a wide range of substrates under different environmental conditions
**Colonise a wide range of substrates under different environmental conditions
**Abundant in hay, straw and grain which have heated during storage
**Abundant in hay, straw and grain which have heated during storage
*Pathogenic species include ''Aspergillus fumigatus, A. flavus, A. nidulans, A.niger'' and ''A. terreus''
*Pathogenic species include ''Aspergillus fumigatus, A. flavus, A. nidulans, A.niger'' and ''A. terreus''
***Resembles Pullorum disease
***Resembles Pullorum disease
**The chronic form usually occurs in adult birds and is sporadic, presenting with milder clinical signs
**The chronic form usually occurs in adult birds and is sporadic, presenting with milder clinical signs
{| align="right"
|<gallery>Image:Aspergillus swan.jpg|<center><p>'''Aspergillus in a swan'''</p><sup>Copyright Professor Andrew N. Rycroft, BSc, PHD, C. Biol.F.I.Biol., FRCPath</sup></center></gallery>
|}
*Cattle:
*Cattle:
**Infection can cause abortion and ocular infections
**Infection can cause abortion and ocular infections
**Disseminated form with granulomas and infarcts can occur in dogs
**Disseminated form with granulomas and infarcts can occur in dogs
**Pulmonary and intersitital forms can occur in cats
**Pulmonary and intersitital forms can occur in cats
{| align="right"
|<gallery>Image:Aspergillus in vivo.jpg|<center><p>'''Aspergillus in vivo'''</p><sup>Copyright Professor Andrew N. Rycroft, BSc, PHD, C. Biol.F.I.Biol., FRCPath</sup></center></gallery>
|}
*Humans:
*Humans:
**Primary and secondary infections
**Primary and secondary infections
**''Aspergillus fumigatus'' causes [[Nasal Cavity Inflammatory - Pathology#Infectious causes of rhinitis|rhinitis]], [[Respiratory Fungal Infections - Pathology#|respiratory tract inflammation]] and [[Paranasal Sinuses Inflammatory - Pathology#Infectious causes of sinusitis|sinusitis]]
**''Aspergillus fumigatus'' causes [[Nasal Cavity Inflammatory - Pathology#Infectious causes of rhinitis|rhinitis]], [[Respiratory Fungal Infections - Pathology#|respiratory tract inflammation]] and [[Paranasal Sinuses Inflammatory - Pathology#Infectious causes of sinusitis|sinusitis]]
**Sometimes appears on [[Nasal Cavity Hyperplastic and Neoplastic - Pathology#Progressive ethmoidal haematoma|lesions of ethmoidal haematoma]]
**Sometimes appears on [[Nasal Cavity Hyperplastic and Neoplastic - Pathology#Progressive ethmoidal haematoma|lesions of ethmoidal haematoma]]
{| align="right"
|<gallery>Image:Aspergillus sporing heads.jpg|<center><p>'''Aspergillus sporing heads'''</p><sup>Copyright Professor Andrew N. Rycroft, BSc, PHD, C. Biol.F.I.Biol., FRCPath</sup></center>
Image:Canine nasal asper radiograph.jpg|<center><p>'''Canine nasal aspergillus radiograph'''</p><sup>Copyright Professor Andrew N. Rycroft, BSc, PHD, C. Biol.F.I.Biol., FRCPath</sup></center></gallery>
|}
==Blastomycosis==
==Blastomycosis==