This disease affects all pigs. The key clinical signs include lameness; pain over hooves; animals walking on knees.
calendar icon 15 November 2018
clock icon 7 minute read

Background and history

Inflammation of the soft highly vascular sensitive tissues that connect the bone to the hoof. It is an uncommon but very painful condition causing animals to walk on their knees.

Clinical signs

  • Animals walking on their knees. Reluctant to stand.
  • Lameness.
  • Pain over hooves.


This is based on the clinical signs.


The cause is unknown.


As the causes are unknown, there are no related preventative measures.


Affected pigs should be culled.

Emily Houghton

Editor, The Pig Site

Emily Houghton is a Zoology graduate from Cardiff University and was the editor of The Pig Site from October 2017 to May 2020. Emily has worked in livestock husbandry, and has written, conducted and assisted with research projects regarding the synthesis of welfare and productivity of free-range food species.

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