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Cutaneous carcinoma and PUVA lentigines in Thai patients treated with oral PUVA.

A total of 113 Thai patients who were treated with oral PUVA from 1979 to 1992 were examined for long-term cutaneous side effects of PUVA. Two psoriatic patients developed PUVA keratosis on non-sun-exposed areas. Both were skin type IV and had had phototherapy with UVB and sunlight previously. The total doses of UVA were 909 J/cm2 and 242 J/cm2 respectively. One psoriatic patient developed Bowen's disease. He had had a cumulative dose of UVA 2207 J/cm2. He also had a past history of arsenic intake and phototherapy with UVB and sunlight. PUVA lentigines were seen in 58 patients (51.4%). It was associated with older age at starting PUVA, higher cumulative UVA dose and greater number of PUVA treatment. This study suggests that previous exposure to other risk factors is important for inducing skin cancer in populations with skin phototype III, IV and V treated with oral PUVA.

Administration, Oral↗

Effective treatment of scalp psoriasis using the excimer (308 nm) laser.

BACKGROUND: Psoriasis of the scalp can be a major therapeutic challenge as response to topical medication is often inadequate. The excimer laser has potential for providing local phototherapy as its high irradiance makes treatment at this site a practical option. OBJECTIVES: To analyze retrospectively results of treating scalp psoriasis with the excimer (308 nm) laser. METHODS: Thirty-five patients were treated and all had failed intensive topical therapy. Manual separation of hair was used to provide access to the treatment site. Starting doses ranged from 300 mJ/cm(2) (type I) to 1000 mJ/cm(2) (type IV) with treatment twice weekly. RESULTS: All patients improved. Seventeen/35 (49%) of patients cleared>95% (mean: 21 treatments; range: 6-52) and 16/35 (45%) cleared 50-95%. Phototoxicity in the form of erythema and blistering occurred in all patients, particularly around the ears and nape of neck. CONCLUSION: The excimer laser is a successful approach to treatment of psoriasis of the scalp being a simple treatment that can be performed in a short period of time and which has a high rate of effectiveness.

Adolescent↗

Dithranol embedded in crystalline monoglycerides combined with phototherapy (UVB): a new approach in the treatment of psoriasis.

Treatment of psoriasis with dithranol as monotherapy or dithranol in combination with UVB phototherapy is an effective and safe approach for the management of psoriasis. Recently a new formulation of dithranol embedded in crystalline monoglycerides (Micanol) has become available. It was shown that this formulation combines adequate efficacy with low irritation and staining properties. The aim of the present study was to compare and contrast three treatment schedules with respect to clinical efficacy and tolerability: Micanol monotherapy, Micanol in combination with UVB phototherapy and placebo combined with UVB phototherapy. The study design was a partly open, partly double-blind, randomized, left-right comparison. In total 36 patients were included and 24 body halves were available for each of the three treatments. The combination of Micanol with UVB resulted in clearance of lesions in 54% of the patients (body halves). Combination therapies with Micanol and either of the two other therapies were highly effective. However, with the number of patients investigated, a statistically significant difference between the three therapeutic approaches with respect to efficacy could not be shown. The three treatments resulted in a grosso modo comparable clinical improvement. Severe irritation was observed in 8% and staining of the skin in 29% of the patients treated with the combination therapy Micanol/UVB, which is far less compared to the irritation and staining by the conventional short contact approaches. The efficacy and tolerability of Micanol make this active substance an important tool in the management of psoriasis.

Administration, Topical↗

[The effect of different methods of photohemotherapy on the rheological properties of the blood in patients with ischemic heart disease].

The authors made an analysis of results of examination of 41 patients with ischemic heart disease treated by the standard medicamentous therapy and when using different methods of photohemotherapy against its background. It was established that medicamentous therapy during 2 weeks failed to result in a substantial improvement of rheological properties of blood, while its combination with photohemotherapy could give a considerable positive effect coinciding with clinical improvement of the patient's state. Shorter terms are required to correct hemorheological indices when autotransfusions of photomodified blood are used.

Aged↗

The efficacy of 308nm laser treatment of psoriasis compared to historical controls.

UVB treatment with a 308nm excimer laser has shown promise in the treatment of localized psoriasis. There is no placebo or comparison treatment controlled trial studying efficacy of the laser, however. The purpose of this report is to compare the results of a study of 308nm laser treatment of psoriasis to published results of other psoriasis treatments. Data on the efficacy of 308nm laser treatment of psoriasis were obtained from a previously published case series, supplemented by reanalysis of the data to estimate the median time to success using Kaplan-Meier methods. These results were compared to those from other studies identified by a Medline search. Treatment success was measured by estimating the percentage of patients who achieve 75% improvement in the severity of psoriasis. Patients treated in the 308nm laser study had similar disease severity as those in topical treatment studies and less severe disease than those treated in studies using standard phototherapy or systemic therapy. A greater percentage of patients achieved 75% improvement with the UVB laser treatments than was reported for other forms of phototherapy or systemic therapy with acitretin or low dose cyclosporine, and did so more rapidly. The UVB laser study patients achieved the 75% improvement endpoint in an average of 46% fewer treatments than was observed in other phototherapy studies. Laser treatment and topical calcipotriene had similar efficacies, and both were more effective than topical tazarotene or topical fluocinonide. As compared to topical therapies, the time to achieve 75% improvement favored the UVB laser. 308nm laser treatments for psoriasis are clearly more effective than placebo and are comparable to or more effective than many other standard treatments for psoriasis.

Antibodies, Monoclonal↗

[The combined use of acupuncture and UV irradiation in treating the neurological manifestations of lumbar osteochondrosis].

Erythema field doses of UV radiation according to the segmental-metameric approach were applied in combination with acupuncture to treat lumbar osteochondrosis. Functional and clinical findings indicated the highest therapeutical response of the combination versus acupuncture or UV irradiation alone: 93% against 73.3% and 67.5%, respectively.

Acupuncture Therapy↗

[Effectiveness of bemitil in recurrent erysipelas].

The trial entered 66 patients with recurrent erysipelas treated conventionally with addition of either immunostimulator bemitil (0.25-0.5 g/day orally for 5-7 days) or placebo. The bemitil group was free of intoxication symptoms and local manifestations, discharged from hospital sooner than the controls. Therapeutic efficacy of bemitil is due to its promotion of mononuclear phagocytes function which acts as an essential mechanism of antibacterial defence activation in patients with recurrent erysipelas.

Adjuvants, Immunologic↗

Treatment of psoriasis vulgaris with a synthetic metalloporphyrin and UVA light.

Sn-protoporphyrin is a synthetic heme analogue which inhibits the catabolism of natural heme to bilirubin and can suppress a wide variety of experimentally induced or naturally occurring forms of jaundice in animals and man. Ten patients, 9 of whom were substantially or completely unresponsive to other forms of therapy, received 2.0 mumol/kg body weight of Sn-protoporphyrin on day 0 of this study followed by UVA light treatment for 21 days. Severity of psoriatic plaques, clinically scored (erythema 0-3; scaling, 0-3; infiltration, 0-3;) declined from a mean +/- score of 7 +/- 0.3 on day 0 to 3.6 +/- 0.7 on day 21. Psoriatic lesions were improved in all patients and in some the effect was dramatic. No deleterious side effects were registered. As shown in this study, one-day treatment with Sn-protoporphyrin followed by conventional UVA light treatment may be a useful therapeutic modality for psoriasis patients and merits further investigation.

Adult↗

[Structural-functional characteristics of the surface of the blood mononucleocytes in children suffering from chronic dermatoses. I. The correction of the glycocalyx structure by UV irradiation of the blood and in the course of treatment with an autotransfusion of UV-irradiated blood].

In children suffering from chronic dermatoses (psoriasis and neurodermatitis), the glycocalix of blood mononuclears displays an Alcian blue dye sorption by 23-25% less than that in healthy children. The UV irradiation of their blood (254 nm), in addition to a course of UV-irradiated blood autotransfusion, resulted in an elevated sorption capacity of the mononuclear glycocalix up to the normal. A possible involvement of these changes in immunocompetent cell glycocalix in the pathogenesis of chronic dermatoses is discussed, as well as the significance of glycocalix normalization in the medicinal effect of UV-irradiated blood autotransfusion.

Absorption↗

[A new UV-B irradiation unit. Experiences with psoriasis vulgaris with low dosage UV-B irradiation and local cignoline use].

We present technical and clinical experiences with a modified scheme of Ingram treatment using a new UV-B phototherapy unit. In addition to application of anthralin, eleven patients suffering from psoriasis vulgaris have been treated by means of this cabinet equipped with 40 UV-B lamps (Sylvania STF 756085 W UV 6). In a bilateral comparative study, we investigated the therapeutic results of standard increase of the UV-B doses and constant low UV-B dose (0.150 J/cm2), respectively. We discuss our results and therapeutic consequences of this therapy.

Administration, Topical↗