Pharyngeal Lymphoid Hyperplasia
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- Horses
- In young horses, tends to regress in older horses
- Immune respone and exposure to infection
- Stertorous inspiration and/or expiration
- Grossly:
- White foci, variable in size on dorsolateral pharynx, extending to openings of guttural pouches and onto soft palate
- Microscopically:
- Hyperplasia of lymphoid cells within the nodules