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→Sporotrichosis
**Nodules ulcerate discharging pus
**Nodules ulcerate discharging pus
*Spread via the lymphatics
*Spread via the [[Lymphatic System - Anatomy & Physiology|lymphatics]]
*The bones and viscera can be involved which terminates in mortality
*The [[Bones and Cartilage - Anatomy & Physiology|bones]] and viscera can be involved which terminates in mortality
**This is rare
**This is rare
**Reported in dogs and horses
**Reported in dogs and horses
*Single cell, cigar shaped
*Single cell, cigar shaped
**Usually found within neutrophils
**Usually found within [[Neutrophils - WikiBlood|neutrophils]]
**Yeast cell clusters with peripheral eosinophilic rays can be seen in tissue sections
**Yeast cell clusters with peripheral eosinophilic rays can be seen in tissue sections
*Grows on Blood agar and Sabouraud's Dextrose agar in one to three weeks
*Grows on Blood agar and Sabouraud's Dextrose agar in one to three weeks
**At 37°C:
*At 37°C:
***Colonies are smooth, cream to tan coloured and soft
**Colonies are smooth, cream to tan coloured and soft
***No mycelium can be seen
**No mycelium can be seen
**At 25°C to 27°C:
***Colonies turn from white and soft to tan to brown to black
*At 25°C to 27°C:
***Leathery, wrinkled and coarse
**Colonies turn from white and soft to tan to brown to black
***Mycelium can be seen as branching septate hyphae
**Leathery, wrinkled and coarse
***Conidiospores can also be seen
**Mycelium can be seen as branching septate hyphae
**Conidiospores can also be seen
*Potassium iodide treatment orally
*Potassium iodide treatment orally