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Biomedical subjects

E Cronin

Publications and source records attributed to E Cronin.

16 recordsLinked to original sources

Oil of turpentine--a disappearing allergen.

Oil of turpentine has become an infrequent allergen because of its replacement by the petroleum product white spirit, its deliberate exclusion from industrial products, and because the balsam oils used nowadays do not contain the sensitiser delta 3-carene. On the basis of the generally low incidence of sensitisation being currently recorded, the International Contact Dermatitis Group recommend that oil of turpentine be removed from standard patch test series.

Dermatitis, Contact

Hand dermatitis in haridressers.

Most junior hairdressers, while shampooing, develop a dry irritant dermatitis over the metacarpophalangeal joints. It responds to simple treatment and disappears when the shampooing stage is passed. A few hairdressers develop eczema of the fingers: the response to treatment is less predictable and the prognosis is worse. In those who give up hairdressing the eczema generally improves or heals, in those who continue hairdressing the eczema is likely to persist, especially in atopics.

Adolescent

Triclocarban: evaluation of contact dermatitis potential in man.

Triclocarban was subjected to a profiling of its dermatitis producing potential including irritancy (21-day cumulative irritancy potential and application to 213 normal controls), phototoxicity (method of Marzulli), predictive contact sensitization (modified Draize method), predictive phototesting and battery screening in 2200 dermatitis patients, in an effort to define its relative dermatitis potential. The allergic contact dermatitis potential of triclocarban following bar soap use appears minimal.

Carbanilides

Lanolin with reduced sensitizing potential. A preliminary note.

The allergens of lanolin appear to lie in the content of natural free fatty alcohols rather than in the total alcohols as hitherto supposed. The detectable incidence of allergy is increased by the simultaneous presence of detergent. Amongst selected lanolin-sensitive skin patients, removal of both free fatty alcohols and detergent from lanolin reduces the incidence of detectable hypersensitivity by 96%. Methods are described for determining free fatty alcohols and detergent in lanolin, and for removing them.

Dermatitis, Atopic

Incidence of neomycin and framycetin sensitivity.

A total of 450 consecutive patients were patch-tested to both neomycin and framycetin (20% in petrolatum). Thirteen patients were sensitive to both preparations, 10 to neomycin alone and four to framycetin alone. The significance of these results is discussed, with particular reference to the constituents of the preparations and the allergenic groups involved.

Dermatitis, Contact