rash_keloidiform
This is an old revision of the document!
keloidiform "rash"
see also:
Introduction
- hypertrophic skin like lesions which individually look like keloid scars
DDx
- keloid scar
- dermatofibromas
- usually non-inflamed
- xanthomas
- contain yellowish lipids
- lobomycosis
- fibrotic, keloid-like nodules that develop slowly over years
- chains of thick-walled yeast-like fungal Lacazia loboi cells
- infection occurs through traumatic implantation into the dermis, and the fungus does not spread person-to-person1)
- skin metastases
- neurofibromas
- cutaneous lymphoma
- cutaneous sarcoidosis
- disseminated reticulohistiocytosis
- a rare form of histiocytosis
- usually looks more like multiple non-inflamed sub-cutaneous nodules rather than keloids
-
- rare in Australia
- in 90% of patients, the first symptom noticed is numbness with temperature being the first sensation lost, followed by light touch, pain, and then deep pressure, and this may precede rash by years2)
- eg. histoid leprosy
- ?cutaneous leishmaniasis
- not acquired in Australia (from sand fly bites)
- ?lupus vulgaris
rash_keloidiform.1782535725.txt.gz · Last modified: 2026/06/27 04:48 by wh