[Generalized acute exanthematic pustulosis induced by Boldoflorine].
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Biomedical subjects
Publications and source records attributed to J Fayol.
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INTRODUCTION: The aim of this study was to test topical applications of dimethylsulfoxide and alpha-tocopherol for the prevention of ulcerations after antimitotic extravasation. METHODS: An open prospective study was conducted in 10 patients in 4 different chemotherapy wards who had experienced infusion accidents leading to phlebitis (4 cases) or cellulitis (8 cases) including 2 at implant sites. Topical application of the dimethylsulfoxide alpha-tocopherol combination was initiated within the first hours and continued for 3 to 15 days. One patient was given dimethylsulfoxide alone. RESULTS: Necrosis was never observed. The implant sites were preserved and remained functional. CONCLUSION: The absence of secondary ulcerations and the preservation of the implant sites are clear advantages of this topical combination which should be used as first line treatment. Favorable results have been reported in the literature while other techniques used depend on the antimitotic agent and give variable results.
A retrospective analysis of 118 cases of dermatomyositis (DM) collected in 22 departments of dermatology over a 5-year period is presented. 34 cases (28%) were associated with a cancer that was diagnosed more than 1 year prior to (7 cases), concomitantly (22 cases) or more than 1 year after (5 cases) the occurrence of DM. There was a clear correlation between the evolution of DM and a cancer paraneoplastic evolution in 8 cases only (22%). In most of the cases, no extensive diagnostic procedures were necessary for identifying the tumors. 58% of the patients with cancer-associated DM died 20 (8-29) months after the diagnosis of DM. This multicenter study based on a short period of time confirms and extends previous observations based on retrospective single-center analyses.
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Three cases and a pathogenic discussion. We report three cases of clinically typical pyoderma gangrenosum (PG) remarkable for the presence, at histology, of inflammatory vascular lesions of varying intensity. Case No. 1. A 15-year old boy without previous pathology was admitted for necrotic cutaneous lesions typical of PG on both legs. Biopsy in the peri-ulcerous rim showed cellular infiltration of the dermis, principally by granulocytes, associated with granulocytic vasculitis with fibrinoid necrosis (fig. 1 and 2). Laboratory examinations only showed a decrease of CH 50, and attempts at making an aetiological diagnosis of this case of PG met with failure. PG regressed under treatment with disulone combined with topical corticosteroid therapy. Case No. 2. A 62-year old woman with no previous severe disease was admitted for PG of her right leg at the ulcero-necrotic stage (fig. 3). Biopsy in the PG rim showed infiltration of the dermis, predominantly by granulocytes, associated with granulocytic vasculitis and fibrinoid necrosis of the walls of small vessels (fig. 4). Investigations in search of a cause revealed benign thyroid gland hyperplasia. PG was cured after a 5-week oral treatment with minocycline. Case No. 3. This 63-year old woman with arterial hypertension was admitted for PG of both legs. Some lesions at a very early stage were bullous (fig. 5). Biopsy in the peripheral swelling showed polymorphous cellular infiltration of the dermis with a predominance of granulocytes. These cells infiltrated the vessels the walls of which were turgid but without fibrinoid necrosis (fig. 6).(ABSTRACT TRUNCATED AT 250 WORDS)
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Pemphigus vulgaris, whether of the vulgaris or foliaceus variety, and bullous pemphigoid (BP) are two groups of auto-immune bullous diseases which in most cases can easily be differentiated on the basis of clinical, histological and, mainly, immunopathological data. Like cicatricial pemphigoid, BP may be accompanied with circulating pemphigus-like antibodies (PLA) which are not detected in vivo by direct immunofluorescence (IF). However, a true pemphigus-BP association, as reported first by Chorzelski et al., is exceptional. Two cases of BP immunolabelled with pemphigus-like antibodies at direct IF are reported, raising a discussion on this particular association. The first case concerns a 62-year old man presenting with extensive psoriasis treated with salicylated vaseline and topical corticosteroids. The patients was admitted for a disseminated, symmetrical and pruriginous bullous eruption made up of tense bullae on healthy and psoriatic skin or on an urticarial background, without Nikolsky's sign. Pathological examination of a recent bulla showed subepidermal detachment without acantholysis. Direct cutaneous IF revealed linear labelling of the basement membrane zone with IgG, C3 and C1q, and labelling of the inter-cellular substance of the epidermis with IgG. Indirect IF on O+ human skin demonstrated antibodies of the pemphigoid type (1/128) and of the pemphigus type (1/64). Standard laboratory examinations only showed moderate blood eosinophilia (950/mm3) and a rise in total IgE. Under systemic corticosteroid therapy (prednisone 1 mg/kg/day) and azathioprine (2 mg/kg/day) the bullae rapidly disappeared.(ABSTRACT TRUNCATED AT 250 WORDS)
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The specific skin locations of multiple myeloma (M. M.) and Waldenström's macroglobulinemia (M. W.) are rare. The authors report here 4 cases: 2 within M. M., the other 2 within lymphoplasmocytic lymphomas with IgM dysglobulinemia (M. W.) or in situ tumoral secretion of IgM. Observation no. 1. A 56-year-old man is admitted for investigations for spontaneous fractures of the ribs. The skin examination reveals about ten purple, nodular and sometimes ulcerated lesions of the back which appeared over more than one year. The histology of a cutaneous nodule shows a dense infiltrate of plasma cells with numerous atypical cells. The laboratory investigations reveal a IgG, kappa M. M. A polychemotherapy leads to a healing of the nodules in 3 months. Observation no. 2. A 58-year-old man is admitted for investigations of a proteinuria (6.80/24 h) which will be imputed to a lambda chains M. M. One year and a half later appear subcutaneous thoracic nodules. The histology of the skin confirms the diagnosis of metastatic skin plasmocytoma; the patient will die a few months later in spite of the chemotherapy. Observation no. 3. A 84-year-old woman is admitted for investigations of a dysglobulinemia. On the cutaneous part there are tumoral purple plaques symmetrically disposed on the 2 cheeks and the nose. The histology of the skin shows a dermo-hypodermal tumoral infiltrate essentially made of lymphoplasmocytoid cells. In direct immunofluorescence study there is a kappa tumoral secretion of mu type.(ABSTRACT TRUNCATED AT 250 WORDS)
The authors report a case, on a 59-year-old female patient, of angiolymphoid hyperplasia with eosinophilia (AHE) associated to a thrombopenic purpura (TP) of which the evolution is parallel. The clinical aspect is made of sub-cutaneous nodules of various sizes (1 or 2 cm on an average) and of more superficial, erythematous, sometimes telangiectatic, pseudo-angiomatous nodules. There are (about) 25 nodules, located on the face, the neck, the arms and the thorax, sometimes pruriginous: the rest of the examination is negative excepting axillary and inguinal small size lymph nodes and of a dermographism. The anatomopathological examination in optical microscopy, shows a dermo-epidermal lymphocytic infiltrate with which mingle numerous eosinophilic leucocytes. The dermal vessels are very altered, with a swelling endothelium and a proliferation of endothelial and perithelial cells filling up in large part the vascular section. The biological investigation show essentially: a slight and altering hypereosinophilia (between 500 and 800/mm3); a low amount of blood-platelets (between 95,000 and 130,000/mm3); an increase of the seroconversion enzyme of angiotensin (75 UI; N less than 52 UI); are normal or negative: ESR, protein electrophoresis, immunological tests. The diagnosis of AHE is held back and the clinical evolution is done in several stages: under general corticotherapy (prednisone 1 mg/kg/j): progressive decrease of the nodules, but stopping of the therapy by the patient after 4 months; testing of treatment by thalidomide (100 mg/day) interrupted after 2 weeks because of the aggravation of the thrombopenia (25,000/mm3); occurrence of a thrombopenic purpura (TP) (amount of platelets 10,000/mm3) without a serious haemorrhagic syndrome, evolving in a parallel way to the outbreak of AHE.(ABSTRACT TRUNCATED AT 250 WORDS)
Onychomatricoma is a rare tumour of the nail matrix with peculiar clinical and histological features and electron microscopic findings. We report on 5 cases with appearances which were misleading. Three presented as longitudinal melanonychia, a previously unreported observation. One case had the appearance of a cutaneous horn. In 3 of the 5 cases the tumour was associated with an onychomycosis and this may thus have been a predisposing factor in the secondary fungal infestation. Onychomatricoma appears as a multi-faceted tumour which can be mimicked by longitudinal melanonychia and/or onychomycosis.
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