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Post-transplant lymphoproliferative disorder is lymphocyte proliferation in patients following post-transplant immunosuppression and is the most common neoplasm in pediatric organ transplant recipients. Due to the increased frequency of organ transplantation, dermatologists should be aware of the cutaneous presentation, as a timely diagnosis and treatment is crucial for a favorable prognosis.

Organ transplant recipients (OTRs) have an increased risk of carcinogenesis most likely due to the immunosuppressive medication they need to take. Sebaceous carcinoma is a rare occurrence, however, as witnessed in two recent case studies, this highly aggressive malignant tumor can occur in immunosuppressed OTRs, making the thorough screening programs a high priority in these patients.

Autologous fat harvested from sites of the body can be injected into the buttocks to reshape them. Clinicians can use epidural anesthesia to make the procedure relatively painless. Forceful massage is necessary to distribute the fat and to optimize vascularization through increased contact with the muscles in the buttocks.

Sensitivity to nickel has been increasing over the past two decades. Contact dermatitis occurs with exposure to nickel, which is found in common items such as zippers, cell phones and shoelaces. Individuals with nickel sensitivity should avoid repeat exposure, as the response increases each time. A movement is under way to request a reduction in the allowable amount of nickel that manufacturers use in products in the United States.

The final quarter of 2008 offered some unexpected and severe challenges to the United States - a collapse on Wall Street, rising unemployment, threatened bankruptcy of at least two of the big three automakers, rising healthcare coverage issues and rising levels of violence in the Mideast. At the same time, the United States elected its first black president and a highly Democratic–weighted Congress. 2009 is likely to be a year of change and readjustment.

National report - The bankruptcy of Artes Medical, maker of the permanent facial filler ArteFill, will make it harder for permanent fillers to enter the U.S. market in the future, analysts say - although one such product, Contura's Aquamid, will likely seek Food and Drug Administration (FDA) approval in 2009.

National report - Pfizer and Wyeth announced a $68 billion megamerger, which will slash their combined 128,000 work force by 19,000 jobs, according to the New York Times.