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Biomedical subjects

C Flagothier

Publications and source records attributed to C Flagothier.

13 recordsLinked to original sources

Cutaneous myospherulosis and membranous lipodystrophy: extensive presentation in a patient with severe steroid-induced dermal atrophy.

Myospherulosis is a rare disorder that may develop in various organs including the skin. It is characterized by a typical histological presentation resulting from the interaction between erythrocytes and lipids. We present a case of cutaneous myospherulosis associated with membranous lipodystrophy. The lesions were supervening on severe steroid-induced skin atrophy upon which ointments had been applied.

Atrophy↗

[How I treat...topical treatment of plaque type psoriasis by the combination of calcipotriol and betamethasone dipropionate].

The combination of calcipotriol and betamethasone dipropionate in a single topical formulation is a recent advance in treatment of plaque type psoriasis. Studies rooted on evidence-based medicine have been recently published. We report a synthesis and a critical analysis, critical analysis of these investigations, and translate their data with a view to apply them in daily practice.

Administration, Topical↗

New insights into the effect of amorolfine nail lacquer.

Despite improvements in antifungal strategies, the outcome of treating onychomycoses often remains uncertain. Several factors account for treatment failure, of which the pharmacokinetics and pharmacodynamics of the antifungal are of importance. The taxonomic nature and ungual location of the fungus cannot be neglected, besides the type of nail and its growth rate. In addition, the biological cycle of the fungus and the metabolic activity of the pathogen likely play a marked influence in drug response. The presence of natural antimicrobial peptides in the nail is also probably a key feature controlling the cure rates. There are many outstanding publications that cover the full spectrum of the field. The purpose of this review is to put in perspective some facets of activity of the topical treatment using amorolfine nail laquer. The antifungal activity of the drug is likely less pronounced in onychomycosis than that expected from conventional in vitro studies. However, the nail laquer formulation should reduce the propensity to form antifungal-resistant spores and limit the risk of reinfection.

Administration, Topical↗

[Skin and its ethnic shades].

Ethnic (racial) differences exist for a series of physiological skin characteristics. Colour is responsible for typology and resistance to ultraviolet irradiations. Other differences have also been reported for the transepidermal water loss, the size and cohesion of corneocytes, the vascular reactiviy, the biomechanical properties, the pH, the lipidic content, the superficial microflora and the structure of mast cell granules.

Humans↗

[The calcipotriol-betamethasone dipropionate association].

The topical treatment of psoriasis benefits from the alternate use of dermocorticosteroids and vitamin D3 analogues. A new galenic formulation allows to combine them in a single application. Dovobet (LEO Pharma) ointment is the association of calcipotriol 50 microg/g with betamethasone dipoprionate 0.5 mg/g. This formulation boosts the therapeutic activity of calcipotriol. It also decreases the irritative inflammatory reaction due to calcipotriol without increasing the atrophogenic risk of the dermocorticoid.

Administration, Topical↗

[How I explore ... diaper dermatitis].

Diaper dermatitis is a frequent condition. Several clinical types are distinguished. The most frequent type results from increased fragility of the newborn buttock skin when covered by diapers. According to the mechanisms involved and the severity of the dermatitis, one can distinguish the intertrigo of the chubby baby, and the so-called "W", "Y" and "red panties" types of diaper dermatitis. When the effects of occlusion are not controlled by adequate absorption by the diapers, hyperhydration of the stratum corneum occurs and progresses to maceration. As a result, the value of the coefficient of friction of the skin increases with epidermal weakening to rubbing. In addition, fecal enzymes (urease, proteases and lipases) alter urines and skin. Judicious hygiene measures and the correct choice of diapers are mandatory. Cutaneous colonization by microorganisms, the most important of which being Candida albicans, is the main complication. Adequate preventive and curative measures can combat diaper dermatitis with confidence. A miconazole paste allows to improve the tribological properties of the interface between diapers and the skin. It also abates the impact of Candida albicans in the pathogenesis of the skin disorder.

Diagnosis, Differential↗

[Paroxysmal acne].

Contrasting with the chronic evolution of acne vulgar, other types of acne are characterized by paroxysmal outbreaks. They can be endogenous or exogenous in origin. Each of these two groups can be further divided into separate entities.

Acne Vulgaris↗

[Severe paroxysmal drug eruptions].

Some drug reactions showing cutaneous expression exhibit a paroxysmal course. These diseases encompass the toxic epidermal necrolysis, the drug hypersensitivity syndrome, and the acute generalized exanthematic pustulosis. These syndromes are associated with dismal outcome. They represent medical emergencies needing hospitalization in specialized care units.

Acute Disease↗

[How I treat ...scalp psoriasis].

Scalp involvement by psoriasis requires a ted treatment suited to the particularities of the anatomical site In course of time, the improvement of therapeutic agents and the galenic refinement have enhanced both the efficacy and cosmetic acceptability of the scalp care. The main therapeutic classes encompass keratolytics, dermocorticosteroids and vitamine D3 analogues. The patient compliance is reported to be best for the liquid or foam formulations.

Betamethasone↗

[Electromagnetic lipolysis and semicircular lipoatrophy of the thighs].

INTRODUCTION: The semicircular lipoatrophy of the thighs is a disorder whose incidence remained rare for years. Only recently, an "epidemic" situation emerged, affecting hundreds of subjects who shared a status of administrative employee. OBSERVATION: The older etiopathogenic hypotheses give way to a newer one implying the electromagnetic fields generated by computers and their wirings. The resulting modifications in the intrinsic bioelectrical properties of the skin could influence the biology of macrophages exhibiting lipophagic activity in the hypodermis. The electroactivation of these cells could lead to TNF-alpha release. DISCUSSION: The semicircular lipoatrophy of the thighs is a problem that may affect an employee out of two. Rather than hoping an efficaceous drug therapy, prevention must be advocated by adapting the work conditions related to the use of computerized devices.

Electromagnetic Fields↗

[Syphilis: a STD back to us].

Sexually transmitted diseases (STD) show frequent epidemiological changes. We report a case of secondary syphilis diagnosed in a 32-year old woman during post-partum. The disease, although showing a typical presentation, raises the problem of dating with precision the contamination time. This is of importance for treating the newborn at risk of congenital syphilis. We highlight the constant attention that should be brought to disclose this venereal disease that shows so variable clinical and histological presentations. Syphilis seems on the rise in the Mosan valley and in some cities where prostitution is imported from Eastern Europe and Africa.

Adult↗

[Cutaneous stigmata of diabetes mellitus].

A number of relationships exist between diabetes mellitus and a series of cuteanous disorders. Skin lesions may reveal diabetes in a more or less specific way. They may also represent complications supervening in an already treated diabetic patient. Some of these dermatoses (acanthosis nigricans, purpuric and pigmented capillaritis) are markers of macrovascular complications. The same disorders and some others (xerosis, Dupuytren's disease) are more frequently associated with microangiopathy in Type II diabetes. Other skin diseases (alopecia areata, vitiligo) are markers of auto-immunity in Type I diabetes.

Autoimmunity↗