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Biomedical subjects

H Möller

Publications and source records attributed to H Möller.

At least 145 records · Page 8Linked to original sources

One hundred twin pairs patch tested with primary irritants.

The cutaneous sensitivity to benzalkonium chloride, sodium lauryl sulphate and potash soap was determined in 54 monozygotic and 46 dizygotic twin pairs. Comparing the intra-pair reaction strength a higher degree of concordance was found among monozygotic than among dizygotic twins, and even more so when monozygotic twins were compared with matched controls.

Adolescent↗

Nickel allergy and hand eczema.

A clinical study was performed in 66 female patients with hand eczema and contact allergy to nickel. They were drawn from a basic material of 165 patients with nickel allergy in which hand eczema occurred in 86 cases (52%). The hand eczema started at an average age of 32 years and it had been preceded by a metal hypersensitivity for an average of 6 years. The eczema was found to be chronic with a mean duration up to the time of examination of 8 years. It was associated with secondary eruptions in half of the cases. The hand eczema showed a low degree of relevance with regard to dependance of occupation or vacation, as well as to exacerbation of the dermatitis after a direct contact with nickel-coated objects. The clinical examination disclosed in 77% a pompholyx, i.e. a symmetric vesicular eruption mainly located on the palms and volar aspects of fingers, and sides of fingers. The eczema often showed a periodic activity, with about 15 annual eruptions in the pompholyx cases. It is concluded that simple external contact with the metal can hardly explain the most common clinical pattern of the hand eczema in nickel allergy.

Adolescent↗

External and internal exposure to the antigen in the hand eczema of nickel allergy.

A provocation study was performed in twelve female patients with contact allergy to nickel and hand eczema of the pompholyx type. Intense handling of nickle-contaminated metal objects did not induce any visible eczematous activity. Oral administration of nickle in a double-blind test provoked an aggravation of the hand eczema in nine of the twelve patients, and in seven of the patients this was accompanied by secondary eruptions including outbreaks of earlier, healed eczema. The nickle dose given is probably in the upper limit of the presently known daily intake of the metal, but should be considered to be within the physiologic range. It is concluded that ingestion of small amounts of nickel may be of greater importance in maintaining the hand eczema than external contacts with the metal.

Administration, Oral↗

Merthiolate testing in twins.

Positive and negative patch tests to merthiolate occur with the same frequency in monozygotic and dizygotic twin pairs. There is no correlation to strong or weak reactions to primary irritants. Consequently, the positive merthiolate reactions should be considered allergic rather than irritant.

Adolescent↗