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Decoding targetoid vascular tumor
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Received: ,
Accepted: ,
How to cite this article: Bisoyi D, Hasan G, Pati NR, Sahoo CK. Decoding targetoid vascular tumor. CosmoDerma. 2026;6:53. doi: 10.25259/CSDM_239_2025
A 25-year-old woman had a brownish, raised lesion on her thigh that had been there for 6 months without any symptoms. A solitary brownish papule, measuring 0.4 cm × 0.3 cm, was found over the right lateral part of the mid-thigh upon cutaneous examination [Figure 1a]. The patient showed a picture she had taken with her phone during cross-examination. A well-to-ill-defined targetoid lesion of size 2.5 cm × 2 cm, a central papule with a reddish halo, was seen over the thigh in the photograph [Figure 1b]. Dermatofibroma, mastocytoma, and hemangioma were retained as differentials and sent for histopathological examination.[1] The histology report showed the periappendageal dilated vascular regions and thin walled vessels lined with a single layer of cells with noticeable hobnail nuclei [Figure 2a and b]. Thus, the final diagnosis of hobnail hemangioma was made.


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The authors certify that they have obtained all appropriate patient consent forms. In the form, the patient has given consent for their images and other clinical information to be reported in the journal. The patient understands that the patient’s names and initials will not be published and due efforts will be made to conceal their identity, but anonymity cannot be guaranteed.
Conflicts of interest:
There are no conflicts of interest.
Use of artificial intelligence (AI)-assisted technology for manuscript preparation:
The authors confirm that there was no use of artificial intelligence (AI)-assisted technology for assisting in the writing or editing of the manuscript and no images were manipulated using AI.
Financial support and sponsorship: Nil.
References
- Targetoid hemosiderotic hemangioma: Two rare cases. Indian J Dermatol. 2023;68:219-20.
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