image of Polyphagia
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Polyphagia is excessive eating or appetite. This chapter discusses relevant history, especially weight change, physical examination and diagnostic tests, and provides a diagnostic algorithm and information on differential diagnoses for polyphagia.

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Image of 7.1
7.1 Diagnostic algorithm for polyphagia. ACTH = adrenocorticotropic hormone; CBC = complete blood count; ERG = electroretinography; IGF-1 = insulin-like growth factor-1; SARDS = sudden acquired retinal degeneration syndrome; TLI = trypsin-like immunoreactivity.
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7.4 Patient presented with polyphagia and weight loss. The dog was diagnosed with exocrine pancreatic insufficiency (see Chapter 36).
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