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Biomedical subjects

George W Elgart

Publications and source records attributed to George W Elgart.

5 recordsLinked to original sources

Ivermectin.

Ivermectin is a potent antiparasitic drug and the first commercially available member of a new class of drugs (macrocyclic lactones) that has been approved for human use. Ivermectin has already proven to be highly effective in the elimination of river blindness as a public health burden. Side effects have been minor, and patient acceptance is good. Promising results in off-label applications for ectoparasitic infestations are increasingly important as resistance to topical therapy becomes more prevalent Ivermectin represents an advance in the therapeutic armamentarium and should be considered in appropriate cases.

Antiparasitic Agents↗

585-nm pulsed dye laser in the treatment of surgical scars starting on the suture removal day.

BACKGROUND: The optimal time frame to improve the quality and cosmetic appearance of scars by laser therapy has not been clearly elucidated by prior controlled clinical trials. OBJECTIVE: To determine the efficacy of the 585-nm pulsed dye laser (PDL) in the treatment of surgical scars starting on the day of suture removal. METHODS: Eleven patients (skin types I-IV) with 12 postoperative linear scars that were greater than 2 cm were treated three times on monthly intervals with the 585-nm PDL (450 micro s, 10-mm spot size, 3.5 J/cm2 with 10% overlap) on one scar half, whereas the other half received no treatment. Scars were later evaluated by a blinded examiner using the Vancouver Scar Scale (VSS) for pigmentation, vascularity, pliability, and height. Scars were then blindly examined for cosmetic appearance using a visual analog scale. RESULTS: One month after the last treatment, final scar analysis by the blinded examiner revealed a significant difference between treated and untreated sites, with the treated halves scoring better in all scar parameters in the VSS and in cosmetic appearance. The treated halves demonstrated an overall average improvement in the VSS between the first treatment score and the final score of 54% versus 10% in the controls (P=0.0002). The cosmetic appearance score (0=worst; 10=best) at final assessment was significantly better for the treated scars, scoring 7.3 versus the averaged control score of 5.2 (P=0.016). CONCLUSION: The 585-nm PDL is effective and safe in improving the quality and cosmetic appearance of surgical scars in skin types I-IV starting on the day of suture removal.

Adult↗

Blau syndrome: a new kindred.

Blau syndrome is a rare condition typically defined by granulomatous arthritis, skin eruption, and uveitis occurring in the absence of lung or other visceral involvement. Other characteristic physical findings include synovial cysts and camptodactyly. We describe a new kindred demonstrating autosomal dominant inheritance and anticipation.

Adolescent↗

Necrobiotic xanthogranuloma associated with a benign monoclonal gammopathy.

Necrobiotic xanthogranuloma (NXG) is a disorder characterized by indurated, yellow-red nodules or plaques, primarily involving the face and, less frequently, the trunk and extremities. NXG may be associated with paraproteinemia, multiple myeloma, and hypertension. Histologically, xanthogranulomatous features with hyaline necrosis or necrobiosis are present. No first-line treatment has been established. This disease is a chronic process, and a patient's prognosis depends on the degree of extracutaneous involvement and the presence of visceral malignancies. We describe a patient with typical cutaneous and histologic findings of NXG with an associated monoclonal gammopathy.

Biopsy, Needle↗