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Biomedical subjects

F Vanaclocha

Publications and source records attributed to F Vanaclocha.

11 recordsLinked to original sources

Intermittent short courses of cyclosporin (Neoral(R)) for psoriasis unresponsive to topical therapy: a 1-year multicentre, randomized study. The PISCES Study Group.

We performed a 1-year study to determine whether intermittent short courses of the microemulsion formulation of cyclosporin (Neoral) could effectively control plaque psoriasis and whether tapering or abrupt cessation of cyclosporin therapy would influence time to relapse. Four hundred patients with plaque psoriasis were included in this open, multicentre, randomized study. All patients commenced cyclosporin at a dose of 2.5 mg/kg daily. Cyclosporin dosage could be increased to a maximum of 5 mg/kg daily. Treatment was continued until clearance of psoriasis or for a maximum of 12 weeks. Patients were then randomly assigned either to stop cyclosporin abruptly or to have the dose reduced by 1 mg/kg daily each week until cessation. On relapse, patients were given another course of cyclosporin. Patients were followed for at least 1 year, during which they could receive as many treatment courses as necessary. The number of patients who required one, two, three and four treatment courses was 400, 259, 117 and 26, respectively. The median time to relapse after the end of the first treatment period was 109 days in the group of patients randomized to stop cyclosporin abruptly and 113 days in patients randomized to taper off cyclosporin (P = 0.038). More than 30% of patients had not relapsed 6 months after having stopped treatment. After each treatment course, the Kaplan-Meier probability of achieving 75% or more reduction in disease area by day 84 of treatment was 83%, 76%, 73% and 66%, respectively. Mean serum creatinine concentration and blood pressure did not show any clinically significant changes over time. Our results show that intermittent short-course therapy with Neoral, when used in conjunction with topical therapy, is well tolerated and provides effective control of plaque psoriasis for 1 year. Tapering off cyclosporin on treatment cessation induces a slight delay in psoriasis relapse.

Adolescent

[Vasculitis associated with a myelodysplastic syndrome: a report of 5 cases].

In a study of 94 patients with myelodysplastic syndrome (MDS) associated vasculitis was observed in 5, which preceded hematologic diagnosis in 4. Leukocytoclastic vasculitis was observed in 5 cases being associated to lobular panniculitis in one. Three patients had refractory anemia, one sideroblastic anemia (SA) and another refractory anemia with excess blasts (RAEB). In the latter case lymphomatoid papulosis was also observed which, to date, has not been previously described in association with MDS. Another case presented seronegative polyarthritis and renal disease coinciding with vasculitis. Polyarteritis nodosa was diagnosed in a third patient in agreement with the criteria of the American College of Rheumatology, the association of which with MDS is exceptional. In the same case medullary cytogenetic study showed 46, XY,t (12;20), an abnormally which has not been described to date in cases of MDS. All the cases were treated with glucocorticoids in addition to cyclophosphamide in the patient with polyarteritis nodosa, with an improvement in the vasculitis being observed in all the patients. Two patients died, one (SA) due to pneumonia and the other (RAEB) due to subdural hematoma following transformation to acute myeloblastic leukemia. With 5% of the MDS studied presenting vasculitis, this syndrome should be included in the differential diagnosis of vasculitis observed in patients with cytopenia.

Aged

Cutaneous plasmacytosis: report of a case in a white man.

We describe a 40-year-old white man with a peculiar skin eruption in association with polyclonal hypergammaglobulinemia. No underlying disease was detected. A skin biopsy specimen showed a proliferation of mature plasma cells intermingled with some lymphocytes and histiocytes, an appearance consistent with cutaneous plasmacytosis. This disease had been previously described only in Japanese patients. In our patient the disease progressed slowly. Lymph node infiltration by mature plasma cells was later noted.

Adult

Febrile ulceronecrotic Mucha-Habermann disease.

Febrile ulceronecrotic Mucha-Habermann disease in an 18-year-old man is reported. This disease is a severe form of pityriasis lichenoides et varioliformis acuta (PLEVA) and is characterized by the sudden onset of diffuse coalescent ulcerations associated with high fever and systemic symptoms. In the present case the disease was preceded by typical PLEVA. Histologically, a leukocytoclastic vasculitis was seen in addition to the usual features of PLEVA. Findings of laboratory studies revealed an elevated erythrocyte sedimentation rate, a high white blood cell count, and a mild increase in liver enzymes. No systemic involvement was detected. Findings of T cell receptor gene analysis in skin and peripheral blood showed no abnormality. The patient was treated with PUVA and methotrexate with a good response. We review the eight previously reported cases of febrile ulceronecrotic Mucha-Habermann disease.

Adolescent

Rhabdomyolysis and cutaneous necrosis following intravenous vasopressin infusion.

A continuous IV infusion of vasopressin was administrated to a patient with cirrhosis of the liver and acute gastrointestinal bleeding from esophageal varices. In the first 24 hours, the patient developed rhabdomyolysis and cutaneous necrosis. Stopping vasopressin infusion resulted in relief of these lesions. The rarity of these complications suggests an idiosyncratic reaction of susceptible individuals that may be related to previous vascular disease or a failure in baroreceptor regulation.

Aged