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| ==Morphea profunda== | | ==Morphea profunda== |
| *[[AKA]] ''scleroderma panniculitis''. | | *[[AKA]] ''scleroderma panniculitis''. |
| | | {{Main|Morphea profunda}} |
| ===General===
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| {{Main|Scleroderma}} | |
| *Think about the name... sclerotic (sclero-) dermis (-derma).
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| ===Microscopic===
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| Features:<ref name=pmid18948765>{{Cite journal | last1 = Brinster | first1 = NK. | title = Dermatopathology for the surgical pathologist: a pattern-based approach to the diagnosis of inflammatory skin disorders (part II). | journal = Adv Anat Pathol | volume = 15 | issue = 6 | pages = 350-69 | month = Nov | year = 2008 | doi = 10.1097/PAP.0b013e31818b1ac6 | PMID = 18948765 }}</ref>
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| *Septal fibrosis/expansion - '''key feature'''.
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| **Classically ~2-3x an adipocytes thick.
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| *+/-Deep dermal perivascular lymphocytes and plasma cells.
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| DDx:
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| *[[Erythema nodosum]].
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| *[[Lichen sclerosus]] - fibrosis only superficial.
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| Images:
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| *www:
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| **[http://www.dermaamin.com/site/images/histo-pic/s/superficial-morphea/superficial-morphea1.jpg Morphea - low mag. (dermaamin.com)].<ref>URL: [http://www.dermaamin.com/site/histopathology-of-the-skin/71-s/2154-superficial-morphea-.html http://www.dermaamin.com/site/histopathology-of-the-skin/71-s/2154-superficial-morphea-.html]. Accessed on: 5 October 2011.</ref>
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| **[http://www.dermaamin.com/site/images/histo-pic/s/superficial-morphea/superficial-morphea2.jpg Morphea - high mag. (dermaamin.com)].
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| ==Erythema induratum== | | ==Erythema induratum== |