Archive for the ‘Skin Cancer’ Category
Early Exposure to UVA light is not a cause of Melanoma, Novel Fish Studies Reveal
Researchers from the Univ. of Texas MD Anderson Cancer Center have uncovered that early in life exposure to UVA or ultraviolet A light is not a cause of melanoma in fish studies that earlier did find a link.
The study investigators drew a conclusion that being exposed to UVA light is not likely to be contributory to the surge in occurrences of melanoma over the last 3 decades since the fish model has been the sole animal-based model for indicating a link in-between UVA exposure at an earlier age and it being a cause of melanoma due to its development later on in life.
Helming the study, David Mitchell, Prof. from M.D.Anderson’s Department of Carcinogenesis situated at Smithville, Texas stated that their data refutes the sole unswerving proof about UVA to be a cause of melanoma though it does [...]
May 7th, 2010 |
Skin Cancer
Lethal Melanoma Examination via Effective Non-Invasive, Infrared Scanning System
Investigators from Johns Hopkins have come up with a novel, non-invasive infrared system that is capable of scanning and helpful to doctors for ascertaining if pigmented skin growths are non-malignant moles or fatal melanoma.
The sample system functions by checking for the minute temperature variations in-between normal tissues and a developing tumor.
The investigators have commenced a small-scale experiment studying fifty patients to help ascertain the specificity and sensitivity of the apparatus in assessing melanoma and pre-malignant lesions.
Additional patient assessments and fine-tuning of the equipment are required, however in case the device functions as envisaged, it could prove immensely beneficial for doctors in addressing a grave health issue. An estimate of over sixty-eight thousand [...]
March 3rd, 2010 |
News, Skin Cancer
Being Wary About Five Signs of Skin Cancer
Skin cancer is the most widespread and insidious of all cancers inflicting humankind with over a million individuals being detected annually in the United States.
Similar to several cancers, skin cancers – three key forms being basal cell carcinoma (BCC), squamous cell carcinoma (SCC) and melanoma originate as pre-malignant lesions. Though non-cancerous in nature, such pre-malignant lesions could over spans of time turn cancerous. An approximate 40-50% of individuals having fair skin, living till the age of sixty-five would develop some type of skin cancer. Hence, it is crucial that all be vigilant about the five caveat signs of skin cancer as when diagnosed and treated early on could be effectively cured.
There are Five Signs of Skin Cancer corresponding to ABDCDE that should be taken into [...]
February 9th, 2010 |
Skin Cancer
Accurate Identification Of Skin Cancer Using High-Frequency Ultrasound With Elastography
According to a latest study, high-frequency ultrasound with elastography could assist in differentiating malignant disorders from harmless skin conditions.
Eliot L. Siegel, M.D., the lead author stated that high-frequency ultrasound with elastography had the likelihood of enhancing diagnosis of skin cancer by effectively delineating the size of the lesions and could offer quantifiable segregation amongst an assortment of harmless and cancerous skin lesions.
According to the American Cancer Society an annual skin cancer diagnosis in the United States has surpassed a million cases. Melanoma, being the gravest form of skin cancer that constitutes nearly close to sixty-nine thousand skin cancer cases and nearly twelve thousand fatalities in 2009, in spite of the fact that with early diagnosis it [...]
December 18th, 2009 |
Skin Cancer
Malignant Melanoma Treatment Options
Thin Melanoma Treatment
The sole treatment alternative in case of thin melanoma is:
Entire removal of the mole.
Employing wide local excision for ensuring that there are no remnant melanoma cells.
Subsequent to the complete removal of the mole and the outcomes of the analysis revealing the presence of a melanoma, then wide local excision would be planned. In case adequate clear tissue was extracted during the time of the mole removal, one would not require undergoing a wide local excision procedure.
Wide Local Excision
During the procedure, the marginal healthy-appearing tissue adjoining the site where the melanoma was present is removed for ascertaining no remnant melanoma cells in the location.
The procedure is conducted under the influence of local or at times under general anaesthesia [...]
December 17th, 2009 |
Skin Cancer
Malignant Melanoma
Malignant Melanoma is a form of cancer generally originating in the skin either as a mole or in healthy-appearing skin. Nearly half the cases of all the melanomas begin in normal skin.
With a continual surge in the number of melanoma cases, there are approximately nine thousand individuals in the United Kingdom being detected with melanoma on an annual basis.
Melanoma is prevalent in the female gender, especially those in the younger age bracket. In the United Kingdom, it is the widespread form of cancer inflicting individuals in the ages of fifteen to thirty-four years, however analogous to majority of the cancers; it is more commonly found to affect elderly individuals as the risk of developing cancer is directly proportional to age. Melanoma is atypically diagnosed in kids below fourteen [...]
December 16th, 2009 |
Skin Cancer
Xeroderma Pigmentosum
Xeroderma Pigmentosum (XP) is an autosomal recessive genetic disorder of DNA repair wherein the capacity to restore harm occurring due to UV or ultraviolet rays is deficit. It is a rare heritable condition wherein the skin and tissue that covers the eye is overly sensitive to ultraviolet sunrays. Skin cancer mostly transpires prior to the child turning five years of age.
This form of disorder causes multiple basaliomas and other forms of malignancies affecting the skin at a very juvenile age. In extreme situations, it becomes indispensable to keep away from sunlight totally. The two prevalent reasons behind fatalities for XP sufferers are metastatic malignant melanoma and squamous cell carcinoma. XP is widespread by nearly six folds in individuals belonging to Japanese origin as compared to [...]
December 1st, 2009 |
Skin Cancer
LLLT Could Lead To Aggravations In Skin Cancer
High beam radiations of LLLT or low-level laser therapy must ideally not be employed over melanomas. Researchers that have written in the open access journal BMC Cancer evaluated the pain and inflammation allaying ‘cold laser’ and found that it lead to heightened tumour development in a mouse model of skin cancer.
Jan M. Bjordal at the University College in Norway teamed up with some Brazilian researchers for conducting in vitro and in vivo researches. He stated that LLLT has garnered immense recognition for treating soft tissue damage and joint conditions. But, there is a dearth of proof, particularly in vivo proof, regarding the outcome of LLLT in malignant conditions like melanoma.
Bjordal and his associates implemented LLT on cancer cultures and on mice that were infused with melanoma [...]
November 28th, 2009 |
Skin Cancer
Anorectal Melanoma
Anorectal Melanoma is a rare form of cancer that affects the anus and at times the rectum. Melanoma is a cancer developing from cells known as melanocytes. Melanocytes are responsible for melanin pigment production that gives colour to the skin. Such cells are present all over the body, inclusive of the skin, hair and in the cells that line the interior organs like the anus or rectum.
The third prevalent location for melanoma subsequent to the skin and eye is the anorectal area. But, it is still an atypical kind of cancer, constituting lesser than 1 in 100, i.e., one percent of all melanomas and in between 1-2% in 100 of all the anorectal cancers. Anorectal melanoma could affect many parts of the body like the rectum, anal canal – the connection between the anus and the rectum and even affects [...]
November 23rd, 2009 |
Skin Cancer
New-Fangled Drug Shrivels Skin Cancer Tumors
Scientists have reported that a drug in its investigational phase seems to radically and swiftly shrivel lethal skin cancer tumors.
The novel pill –dubbed PLX4032 was observed to contract tumors in seventeen out of twenty-seven patients having advanced stage melanoma that were administered the pill. In the case of 2 of those patients, there was total disappearance of the tumors.
The MD of Memorial Sloan-Kettering Cancer Center, New York stated that the outcome has been exceptional. He explicated that in one patient who had undergone the prior-to and subsequent imaging scans, there was complete healing of the tumor. He mentioned that this was the first instance he had observed anything as spectacular as this.
Chapman further added how the signs of the tumors fading away in a span of 2 weeks [...]
November 5th, 2009 |
Skin Cancer
Basal Cell And Squamous Cell Carcinoma
The two most prevalent forms of skin cancer are basal cell carcinoma and squamous cell carcinoma occasionally referred to as non-melanoma skin cancer are carcinomas that originate in the cells lining or covering an organ.
Accounting for 90% and above skin cancers cases noted in the United States, Basal cell carcinoma is the most widespread form of skin cancers. Usually, it starts as a gradual-proliferating cancer that rarely ever metastasizes.
Squamous cell carcinoma also seldom spread to other body parts, however is known to do so more regularly as compared to basal cell carcinoma. It is crucial that skin cancers are promptly detected and treated as they have a tendency of invading and obliterating adjacent tissues. Recipients of organ transplant are known to face a sixty-five –fold elevated [...]
November 2nd, 2009 |
Skin Cancer
Skin Cancer
Skin cancer is the uninhibited proliferation of abnormal skin cells that if left unimpeded, could metastasize to other organs and tissues. Majority of the skin cancers are known to affect skin that has regular exposure to the sun or other forms of UV or ultraviolet radiation. Skin cancers are most likely noted among elderly individuals past the age of 50 years.
There are three forms of skin cancer namely, basal cell carcinoma, squamous cell carcinoma and melanoma. Skin cancers are at times categorised as melanoma or non-melanoma. Other forms of skin cancers are Kaposi’s sarcoma, Merkel cell carcinoma and cutaneous lymphoma.
Basal cell carcinoma is the slowly evolving kind of skin cancer that is sub-categorised into nonmelanoma and melanoma. Basal cell carcinoma is form of nonmelanoma skin [...]
October 8th, 2009 |
Skin Cancer
