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Rapidly enlarging lipoma.
Timea Kosztyuova1, Tang Ngee Shim1
1Department of Dermatology, University Hospital Coventry and Warwickshire NHS Trust, Coventry, UK.
BMJ Case Reports
|September 25, 2017
Summary
A lipoma, a benign fatty tumor, typically grows slowly and rarely causes symptoms. This case highlights a rare instance of a rapidly growing, ulcerated lipoma in an elderly patient.
Area of Science:
- Oncology
- Dermatology
- Pathology
Background:
- Lipomas are common, benign subcutaneous tumors composed of adipose tissue.
- They typically present as slow-growing, asymptomatic lesions, varying in size from 2 to 10 cm.
- Symptomatic treatment is usually reserved for large or problematic lipomas.
Observation:
- A case report details a 75-year-old male patient.
- The patient presented with a rapidly enlarging and ulcerated mass located on his right upper thigh.
- This presentation is atypical for a standard lipoma.
Findings:
- The observed mass demonstrated rapid enlargement and ulceration, deviating from the typical slow growth of lipomas.
- The location on the right upper thigh was the site of the unusual lesion.
- Further diagnostic evaluation would be necessary to confirm the nature of this atypical lipoma.
Implications:
- This case underscores the importance of thorough evaluation for rapidly changing or ulcerated subcutaneous masses, even those suspected to be common lipomas.
- Atypical presentations necessitate differential diagnosis to rule out other pathologies.
- Understanding rare lipoma behaviors can improve clinical suspicion and patient management.

