Lipogranuloma, traumatogenic L92.8

Author: Prof. Dr. med. Peter Altmeyer

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Last updated on: 29.10.2020

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Definition
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Mostly exogenously induced circumscribed granulomatous panniculitis with healing and scarring.

Etiopathogenesis
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Triggered mainly by blunt trauma, e.g. after injection of silicone oil or paraffin, according to the siliconomist or paraffinoma, but also e.g. after injection of oily drugs.

Localization
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Especially chest, arms, legs, buttocks.

Clinical features
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Painful, prominent or just palpable lumps. Formation of plate-like indurations, irregular retraction of the skin.

Histology
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Necrotic lesions with inflammatory reaction, foam cells and giant foreign body cells. Transformation of lipophilic granuloma into fibrotic scar tissue.

Differential diagnosis
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Subcutaneously located tumors.

Therapy
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Excision if necessary.

Progression/forecast
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Rarely spontaneous regression, mostly formation of scarred plates and knots. Sarcomatous degeneration possible with paraffinoma.

Disclaimer

Please ask your physician for a reliable diagnosis. This website is only meant as a reference.

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Last updated on: 29.10.2020