Changes

**Localised

**Localised

**Gross lesions resemble [[Mycobacteria spp.#Bovine tuberculosis|Tb]] in cattle as are usually seen in the bronchial and mediastinal [[Lymph Nodes - Anatomy & Physiology|lymph nodes]] and occasionally [[Lungs - Anatomy & Physiology|lungs]]

**Gross lesions resemble [[Mycobacteria spp.#Bovine tuberculosis|Tb]] in cattle as are usually seen in the bronchial and mediastinal [[Lymph Nodes - Anatomy & Physiology|lymph nodes]] and occasionally [[Lungs - Anatomy & Physiology|lungs]]

**Dissemination can occur, especially in primates and dogs, to the [[Lungs - Anatomy & Physiology|lungs]], [[Liver - Anatomy & Physiology|liver]], [[Spleen - Anatomy & Physiology|spleen]], [[Nervous System - CNS - Anatomy & Physiology|brain]] and [[Bones and Cartilage - Anatomy & Physiology|bones]]

**Dissemination can occur, especially in primates and dogs, to the [[Lungs - Anatomy & Physiology|lungs]], [[Liver - Anatomy & Physiology|liver]], [[Spleen - Anatomy & Physiology|spleen]], [[Nervous and Special Senses - Anatomy & Physiology#Central Nervous System (CNS)|brain]] and [[Bones and Cartilage - Anatomy & Physiology|bones]]

*Thick-walled spherules in tissue

*Thick-walled spherules in tissue