نتایج جستجو برای: keloid

تعداد نتایج: 1961  

Journal: :American journal of physiology. Cell physiology 2002
Ivor Jiun Lim Toan-Thang Phan Boon-Huat Bay Robert Qi Hung Huynh Walter Tiang-Lee Tan Seng-Teik Lee Michael Thornton Longaker

Keloid scars represent a pathological response to cutaneous injury, reflecting a new set point between synthesis and degradation biased toward extracellular matrix (ECM) collagen accumulation. Using a serum-free two-chamber coculture model, we recently demonstrated a significant increase in normal fibroblast proliferation when cocultured with keloid-derived keratinocytes. We hypothesized that s...

2014
Seung Hoon Woo

Thyroidectomy is traditionally performed by the transcervical approach. To avoid or reduce visible scarring, diverse innovative surgical trials have been reported. Here we report a patient who underwent endoscopic thyroidectomy via a lateral keloid scar due to a previous traffic accident. A 30-year-old woman presented with a papillary thyroid carcinoma. Total thyroidectomy was performed via a k...

Journal: :In vivo 2016
Arianna DI Stadio

BACKGROUND Several treatments are available to treat the keloid scar. Keloids have the tendency to recur after surgical removal and new treatments for keloid scars include radiotherapy, cryotherapy or compressive therapy. Topical treatments have been also used to treat this pathology, such as injections or medical device applications. CASE REPORT A 33-year-old man came to our attention and we...

Journal: :International seminars in surgical oncology : ISSO 2008
Haresh Devalia Lucy Mansfield Neda Minakaran Dibyesh Banerjee

Keloid scar is a manifestation of abnormal wound healing in predisposed individuals. Many treatment modalities have been tried with varying degrees of success. Radiotherapy is one such modality that is widely recognised. We present a case report and literature review based on a patient who developed unilateral keloid scarring following bilateral breast reduction surgery. Some 4 years previously...

2012
Ahmad Sukari Halim Azadeh Emami Iman Salahshourifar Thirumulu Ponnuraj Kannan

Keloid disease is a fibroproliferative dermal tumor with an unknown etiology that occurs after a skin injury in genetically susceptible individuals. Increased familial aggregation, a higher prevalence in certain races, parallelism in identical twins, and alteration in gene expression all favor a remarkable genetic contribution to keloid pathology. It seems that the environment triggers the dise...

2016
Michael H. Tirgan Lamont R. Jones Roberto Arenas Michael Tirgan

Importance: Health care providers have long struggled with recurrent and hard to treat keloids.   Advancing our understanding of natural history and risk factors for development of large, very large and massive neck keloids can lead to improved treatment outcomes. Clinical staging system for the categorization of keloid lesions, as well as grouping of keloid patients according to the extent of ...

2016
Lamont R. Jones Manuel Gea Roberto Arenas Michael H. Tirgan

Health care providers have long struggled with recurrent and hard Importance to treat keloids. Advancing our understanding of natural history and risk factors for development of large, very large and massive neck keloids can lead to improved treatment outcomes. Clinical staging system for the categorization of keloid lesions, as well as grouping of keloid patients according to the extent of ski...

Journal: :The Kobe journal of medical sciences 2016
Endah Wulandari Sri Widia A Jusman Yefta Moenadjat Ahmad A Jusuf Mohamad Sadikin

BACKGROUND Wound heals itself spontaneously as physiological process. However, in some individuals, small wounds such as parenteral injections or body piercings may cause increased expression of collagen synthesis. The condition is known as keloid. Histopathology of keloid demonstrates extensive tissue proliferation that extends beyond the margin of primary wound. As a result, it develops uncon...

2017
Jing Xu Elan Yang Nan-Ze Yu You-Bin Wang Xiao Long

Keloid management has always been frustrating and challenging. The combination therapy of surgical excision and radiation therapy was deemed as the last resort for decades. The authors performed a thorough and comprehensive review over the mechanisms on how radiation therapy damages the keloid cells. The keloid cells’ cellular response towards damage induced by irradiation was also studied base...

2016
Li Yan Rui Cao YuanBo Liu LianZhao Wang Bo Pan XiaoYan Lv Hu Jiao Qiang Zhuang XueJian Sun Ran Xiao

Keloid is the abnormal wound healing puzzled by the aggressive growth and high recurrence rate due to its unrevealed key pathogenic mechanism. MicroRNAs contribute to a series of biological processes including epithelial-mesenchymal transition (EMT) and cells stemness involved in fibrotic disease. Here, using microRNAs microarray analysis we found mir-21-5p was significantly up-regulated in kel...

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