| 1. | Acquired lymphangiomas may result from trauma, inflammation, or lymphatic obstruction.
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| 2. | Lymphangiomas are commonly diagnosed before birth using fetal ultrasonography.
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| 3. | Cystic hygroma is indistinguishable from cavernous lymphangiomas on histology.
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| 4. | Cystic hygroma can be associated with a nuchal lymphangioma or a fetal hydrops.
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| 5. | No family history of prior lymphangiomas is described.
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| 6. | This is the most common form of lymphangioma.
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| 7. | Since they have no chance of becoming malignant, lymphangiomas are usually treated for cosmetic reasons only.
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| 8. | Microscopically, the vesicles in lymphangioma circumscriptum are greatly dilated lymph channels that cause the papillary dermis to expand.
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| 9. | DJ Semtex is notable for having one arm after contracting Lymphangioma and undergoing amputation as a sixteen year old.
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| 10. | Congenital lymphangiomas are often associated with chromosomal abnormalities such as Turner syndrome, although they can also exist in isolation.
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