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Vetdle Archive

Archive Case #121: Caprine Contagious Ecthyma

Goat veterinary case - Medium - July 2, 2026

Clinical Clues

  1. Young goat kids develop painful lesions around the mouth.
  2. Several are reluctant to nurse, but most remain bright.
  3. The lesions become thick, crusted, and proliferative around the lips and nostrils.
  4. More than one animal in the group is affected.
  5. The pattern fits a contagious parapoxvirus disease of small ruminants.
  6. Contagious ecthyma commonly causes proliferative mouth lesions in young goats.

Diagnosis

Caprine Contagious Ecthyma

This case is most consistent with Caprine Contagious Ecthyma because the kids have classic painful proliferative crusts around the mouth with group spread. The most important clues are the age group and lesion pattern, which strongly support orf.

Learning review

Review the case evidence

Use the paired clues to explain how the evidence in this goat case supports the provided diagnosis, Caprine Contagious Ecthyma, then compare your reasoning with the case explanation.

Evidence checkpoints

Clues 1-2

  1. Clue 1: Young goat kids develop painful lesions around the mouth.
  2. Clue 2: Several are reluctant to nurse, but most remain bright.

Clues 3-4

  1. Clue 3: The lesions become thick, crusted, and proliferative around the lips and nostrils.
  2. Clue 4: More than one animal in the group is affected.

Clues 5-6

  1. Clue 5: The pattern fits a contagious parapoxvirus disease of small ruminants.
  2. Clue 6: Contagious ecthyma commonly causes proliferative mouth lesions in young goats.

Self-review prompts

  1. After clues 1-2, what evidence from this goat case shaped your initial interpretation?
  2. When you compare clues 3-4 with clues 1-2, what changed in your reasoning about Caprine Contagious Ecthyma?
  3. How do clues 5-6 align with the case explanation for Caprine Contagious Ecthyma?

Educational Use

Vetdle archive cases are educational veterinary games for diagnostic reasoning practice. They do not provide veterinary advice, diagnosis, treatment, or professional medical guidance.