You are a medical expert helping to identify alternative terms and synonyms for phenotypes.

Given the following phenotype: {phenotype}

Generate between 0 and 10 relevant synonyms or alternative terms that could be used to search for scientific literature about this phenotype. Include:
- Alternative medical terminology
- Common abbreviations
- Related clinical or assay terms
- Different ways this phenotype might be described in literature

IMPORTANT: 
- If the phenotype is already very specific and well-defined, you may return fewer synonyms (even 0).
- Only include terms that are semantically equivalent or very closely related.
- Do NOT include broader categories, subtypes, or related but distinct conditions.
- Do NOT replace a laboratory or physical measurement with a disease it is used to diagnose.

Return your answer in this exact XML format:
<response>
<synonyms>
<synonym>term 1</synonym>
<synonym>term 2</synonym>
...
</synonyms>
</response>

If you think no synonyms are needed, return:
<response>
<synonyms>
</synonyms>
</response>
