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2.
Dermatol Surg ; 29(12): 1241-3, 2003 Dec.
Artigo em Inglês | MEDLINE | ID: mdl-14725672

RESUMO

BACKGROUND: Squamous cell carcinoma (SCC) accounts for a large proportion of nonmelanoma skin cancers. It may appear mainly on the skin and the mucous membranes; however, it may also appear on any part of the body. The tumor originates from atypical keratinocytes. This tumor, which can be locally destructive, has a metastasis rate of 5% to 10%. OBJECTIVE: To present a patient with disseminated primary SCC of the skin. METHODS: In this report, we present a unique case of disseminated SCC that is thought to be primary. As far as we know, the patient neither had any syndrome or a disease predisposing to SCC nor was exposed to toxic substances or ionized radiation. The disease progressed in a very short period. To our knowledge, there has not so far been a case of disseminated primary SCC. The patient was inoperable when he presented to our clinic. RESULTS: Chemotherapy was instituted in the Department of Medical Oncology; unfortunately, the patient died while on the therapy. CONCLUSION: An original case of disseminated SCC of the skin is presented.


Assuntos
Carcinoma de Células Escamosas/patologia , Neoplasias Cutâneas/patologia , Humanos , Masculino , Pessoa de Meia-Idade
3.
Aesthetic Plast Surg ; 26(5): 340-4, 2002.
Artigo em Inglês | MEDLINE | ID: mdl-12432471

RESUMO

Although there is a controversy about success and failure of autologous fat tissue transfers, it is a widely accepted method for soft tissue augmentation and is performed by many plastic surgeons as well as dermatologists all around the world. Its advantages are that it does not cause reactions, its absorption rates have been reduced by increased knowledge, experience, and techniques, it can yield good, long-term results, and there are now preservation techniques that allow reinjections when necessary. However, no single ideal technique has been determined. In this paper a new, simple, T-shaped adaptor for easy, quick, and efficient fat harvesting during liposuction is described. This study not only describes the clinical use of the adaptor, but also histologically examines its effects on fat cells under various vacuum pressures (-250 mmHg, -500 mmHg, -700 mmHg). The study shows that the cell structure of fat tissue harvested under medium power (with vacuum pressures of -250 mmHg and -500 mmHg) is not disrupted, while that of tissue harvested with a vacuum pressure of -700 mmHg was traumatized and occasional cell wall fragmentation occurred. In conclusion, it is shown that the T-shaped adaptor allows harvesting of the desired amount of fat tissue without causing trauma to fat cells when it is used with medium-power suction.


Assuntos
Tecido Adiposo/transplante , Lipectomia/instrumentação , Cirurgia Plástica/instrumentação , Coleta de Tecidos e Órgãos/métodos , Humanos
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