نتایج جستجو برای: skin ulcer
تعداد نتایج: 231999 فیلتر نتایج به سال:
Skin Ulcers are likely to be caused by the increase in UV radiation which occurs as a result of ozone depletion with the culture of the sun. Major other causes of skin cancer are burns, scars, sores, radiation or certain chemicals like arsenic. Moreover, tattooing is considered as a fashion in the younger generations, unaware of the fact that it can cause a skin cancer. However, if detected ear...
Since the days of Hippocrates6 the terms phagedena, phagedenic ulceration, and phagedenism have been applied to "corrosive" ulcers which became "spreading and inveterate." With a few exceptions, the early writings on the subject are limited to the consideration of phagedena as the sequel of chancre or chancroid. In 1879 Gosselin5 and Fournier4 independently emphasized the fact that phagedena wa...
The aim of this study was to develop a modified Braden scale, to evaluate its predictive validity, and to identify a more valid pressure ulcer risk calculator for application in acute care hospitals in Mainland China among the modified Braden, Braden, and Norton scales. The initial modified Braden scale, with the addition of skin type and body build for height, was proposed in this study. Four ...
Fistula formation between the duodenum and the skin of the anterior abdominal wall is a rare complication of duodenal ulcer disease, most often felt to occur following ulcer surgery. The development of a spontaneous duodenocutaneous fistula in association with duodenal ulcer has not been hitherto reported. A middle aged man with a history of peptic ulcer for more than 10 years, and a vagotomy a...
Molecular mechanisms leading to pressure ulcer development are scarce in spite of high mortality of patients. Development of pressure ulcers that is initially observed as deep tissue injury is multifactorial. We postulate that biomechanical forces and inflammasome activation, together with ischemia and aging, may play a role in pressure ulcer development. To test this we used a newly-developed ...
The role of low resistance blood flow pathways in the pathogenesis and healing of venous leg ulcers.
In an attempt to clarify the pathophysiology of haemodynamics in legs with venous ulcer we investigated the effect of a single intermittent pneumatic compression treatment on the peripheral resistance of leg arteries and the cutaneous laser Doppler flux in the leg. Eight patients with venous leg ulcers and 10 subjects with healthy legs were investigated. Doppler waveforms of the leg arteries an...
In the present study we were interested, if apoptosis plays a role in the surrounding skin of venous ulcers, where microcirculatory disorders were already observed. For this purpose laser Doppler flow and partial oxygen pressure were measured in 17 patients at the ulcer edge, the transitional area of the lower leg and the thigh. Subsequently biopsies were taken from the respective sites and sub...
A 47-year-old man was admitted to our hospital in January, 2006 because of a huge cutaneous ulcer in his lower limb. He was diagnosed with polyarteritis nodosa due to the cutaneous ulcer, mononeuritis multiplex, muscular pain, elevated serum CRP level and from histological findings of a skin biopsy. He was initially treated with 60 mg/day of prednisolone, followed by 1000 mg/day of intravenous ...
Pressure ulcers are costly and life-threatening complications for people with spinal cord injury (SCI). People with SCI also exhibit differential blood flow properties in non-ulcerated skin. We hypothesized that a computer simulation of the pressure ulcer formation process, informed by data regarding skin blood flow and reactive hyperemia in response to pressure, could provide insights into the...
A 50-year-old Japanese woman consulted the emergency department of our hospital for bleeding due to an intractable postoperative wound on the lower abdomen; the postoperative wound was owing to a laparoscopic cholecystectomy performed 1 year previously for acute cholecystitis. She presented with a painful ulcer on her right lower abdomen. She also presented with multiple scars, skin grafts on t...
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