165 research outputs found
Disseminated strongyloidiasis
Strongyloidiasis is a parasitic infestation caused by the helminth Strongyloides stercoralis. It is essentially gastrointestinal and in general asymptomatic but can sometimes present with skin signs. Immunocompromised patients can develop the disseminated form of the disease due to the parasite’s opportunistic behavior, as in cases of coinfection by the human T-lymphotropic type 1 virus (HTLV-1). This article presents a case of a patient infected with HTLV-I and Strongyloides stercoraliswho developed the disseminated form. There were purpuric reticulated periumbilical lesions as well as vibices on the patient’s flanks. Histopathologic exam of a skin lesion revealed the presence of larvae in the deep reticular dermis. We emphasize the relevance of awareness regarding interaction between HTLV-1 and strongyloidiasis, besides identification of the cutaneous manifestations of the disease to reach an appropriate therapeutic diagnosis. </p
Miliary Osteoma Cutis: A Case Report
The authors present a rare case of osteoma cutis miliaris and briefly update the current knowledge about its clinic, pathogenesis, and therapeutic options
Glomeruloid hemangioma as late manifestation of POEMS syndrome
Glomeruloid hemangiomas were first described by Chan in 1990 as a cutaneous marker of POEMS syndrome (Polyneuropathy, Organomegaly, Endocrinopathy, Monoclonal proteinemia, and Skin changes). POEMS syndrome is a multisystem disease with a significant cutaneous involvement. Among its manifestations, hemangiomas are common, observed in up to one third of the patients, and, although specific, the glomeruloid subtype is very rare. The vascular endothelium growth factor (VEGF) is an angiogenic stimulation factor, which also induces increased systemic vascular permeability. Thus, a scenario of overexpression of VEGF can credibly lead to the assumption of an association between cutaneous hemangiomas and systemic manifestations, implying prognostic and therapeutic considerations and reinforcing the importance of dermatological periodical consultations for these patients. We report the case of a patient in whom glomeruloid hemangiomas marked the recurrence of POEMS syndrome, occurring before the systemic symptoms. </p
Spitzoid Melanoma: Dermoscopic Report and Diagnostic Discussion
Tullia Cuzzi. Instituto Nacional de Infectologia Evandro Chagas. Documento produzido em parceria ou por autor vinculado à Fiocruz, mas não consta a informação no documento.Submitted by Repositório Arca ([email protected]) on 2019-04-24T16:40:49Z
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Previous issue date: 2012Federal University of Rio de Janeiro. Sector of Dermatology. Rio de Janeiro, RJ, Brazil.Federal University of Rio de Janeiro. Sector of Dermatology. Rio de Janeiro, RJ, Brazil.Fluminense Federal University. Department of Pathology. Niterói, RJ, Brazil.Federal University of Rio de Janeiro. Sector of Pathology. Rio de Janeiro, RJ, Brazil.We present a case of a 16-year-old young man who came for a dermatologic appointment due to acne. He presented a pigmented asymptomatic lesion on the back of his right thigh. Dermoscopic examination revealed uncommon aspects, highly suspect of nodular melanoma, in particular a blue-whitish veil, striae and asymmetric globules. The lesion was promptly removed and the material referred for histopathologic examination. Microscopic findings showed an atypical spitzoid tumor, compatible with spitzoid melanoma. In this report, the importance of dermoscopy as an auxiliary method in the early diagnosis of cutaneous melanomas is emphasized. Its daily use by the dermatologist is an important tool in the decision-making process in cases of urgent removal of suspect lesions
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