Nodular cystic fat tissue necrosis M79.99

Author: Prof. Dr. med. Peter Altmeyer

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Last updated on: 29.10.2020

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Synonym(s)

Mobile encapsulated lipoma; nodular-cystic fat necrosis

History
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Sahl 1978

Definition
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Benign, painful, plate-like or nodular indurations that develop within a period of a few months, especially in traumatized areas.

Manifestation
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w>m; adults between the age of 30 and 70 years.

Localization
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shin, hip, elbow

Histology
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Circumscribed, encapsulated, nodular-cystic fat tissue necrosis. No inflammatory signs. Tissue calcification may occur.

Differential diagnosis
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Panniculitides, malignant soft tissue tumors such as liposarcoma, rhabdomyosarcoma and ganglioneuroblastoma are excluded. Further vascular malformations.

Therapy
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Excision

Literature
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  1. Felipo F et al (2004) Pseudotumoral encapsulated fat necrosis with diffuse pseudomembranous degeneration. J Cutan catheter 31:565-567.
  2. Hurt MA (1989) Nodular-cystic fat necrosis. A reevaluation of the so-called mobile encapsulated lipoma. J Am Acad Dermatol 21:493-498.https://www.ncbi.nlm.nih.gov/pubmed/2674212
  3. Sahl WJ Jr (1978) Mobile encapsulated lipomas. Formerly called encapsulated angiolipomas. Arch Dermatol 114:1684-1686

Outgoing links (1)

Panniculitis (overview);

Disclaimer

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

Authors

Last updated on: 29.10.2020