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Difference between revisions of "Breast pathology"
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→Microscopic: tweak
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===Microscopic=== | ===Microscopic=== | ||
Features (fibroadenoma not otherwise specified): | Features (fibroadenoma not otherwise specified): | ||
*Abundant | *Abundant (intralobular) stroma - most '''important feature'''. | ||
**Stroma is | **Stroma is usually white/pale, i.e. [[myxoid stroma|myxoid]], on H&E (normal stroma is pink). | ||
***May be hyalinized (dark pink) if infarcted. | ***May be hyalinized (dark pink) if infarcted. | ||
*Compression of glandular elements -- commonly seen. | *Compression of glandular elements -- very commonly seen. | ||
DDx: | DDx: | ||
*Phyllodes tumour. | *[[Phyllodes tumour]]. | ||
**Stroma is more cellular than in fibroadenoma. | **Stroma is more cellular than in fibroadenoma. | ||
**May have mitoses. | **May have mitoses. | ||
| Line 459: | Line 459: | ||
**Patients with phyllodes tumour are usually older than those with fibroadenoma. | **Patients with phyllodes tumour are usually older than those with fibroadenoma. | ||
*Sarcoma. | *Sarcoma. | ||
*[[PASH]]. | |||
Notes: | Notes: | ||