🦠microbiology review

Rose thorn disease

Written by the Fiveable Content Team • Last updated August 2025
Written by the Fiveable Content Team • Last updated August 2025

Definition

Rose thorn disease, also known as sporotrichosis, is a fungal infection caused by Sporothrix schenckii. It typically occurs following the inoculation of the fungus through skin injuries from plant material such as rose thorns.

5 Must Know Facts For Your Next Test

  1. Sporotrichosis is often referred to as 'rose gardener's disease' due to its association with gardening and handling plants.
  2. The infection usually presents as nodular lesions or ulcers at the site of injury, which can spread along lymphatic channels.
  3. Sporothrix schenckii is a dimorphic fungus, meaning it can exist in both mold and yeast forms depending on environmental conditions.
  4. Diagnosis is often confirmed through laboratory culture of the organism from clinical specimens or histopathological examination.
  5. Treatment commonly involves oral antifungal medications such as itraconazole.
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