Changes

**Anaphylaxis or localised hypersensitivity responses

**Anaphylaxis or localised hypersensitivity responses

* = in 'gut oedema' in pigs

* = in 'gut oedema' in pigs

*Unknown aetiology in feedlot cattle - also [[Trachea Degenerative - Pathology#Tracheal oedema|tracheal oedema]]

*Unknown aetiology in feedlot cattle - also [[Tracheal Oedema|tracheal oedema]]

*Seen in hot weather and with exercise

*Seen in hot weather and with exercise

*May be due to trauma, tracheal compression, inhaled dust and toxins, acute inflammation (acute [[Lungs Inflammatory - Pathology#Interstitial pneumonia|interstitial pneumonia]])

*May be due to trauma, tracheal compression, inhaled dust and toxins, acute inflammation (acute [[Interstitial Pneumonia|interstitial pneumonia]])

*In horses wit purpura haemorrhagica

*In horses wit purpura haemorrhagica

*In cats with systemic anaphylaxis

*In cats with systemic anaphylaxis