To the Editor.—
Case reports and studies to date on lichen myxoedematosus, in particular its rare variant scleromyxoedema of Gottron1 have stressed the absence clinically and biochemically of associated or complicating hypothyroidism.Most recently, Hill et al2 described the successful use of radiation therapy in a patient with lichen myxoedematosus who had laboratory confirmation of normal thyroid function. They propose as one of three criteria for the diagnosis of this condition the exclusion of thyroid dysfunction by clinical and laboratory means. We think this is too restricted a view.Brigden3 recently reported a case from our Unit of lichen myxoedematosus in a now 60-year-old man who has been troubled throughout the course of his disease by symptoms attributable to occlusive vascular disease that affect his left internal carotid artery. Increasing lethargy and poverty of thought led to assess
Archibald GC, Calvert HT. Hypothyroidism and Lichen Myxoedematosus. Arch Dermatol. 1977;113(5):684–685. doi:10.1001/archderm.1977.01640050144031
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