Smith MD The Institute of Dermatology London UK. Marsden MD St George Hospital London UK. leh function r . Pityriasis lichenoides associated with either vacuolar or interface changes absence of spongiosis [...]

Log In or Register to continue Share this Click Twitter Opens new window Facebook Google Like Loading. Some patients report symptoms resulting from light exposure through glass. In two patients immune complexes decreased to normal levels following treatment but became elevated during recurrence of disease . D. Histologically reticular erythematous mucinosis lacks epidermal changes of lupus erythematosus and findings are usually but not always negative [...]

Found that lesions lasted from days to years with mean duration of. Phototoxicity likely plays some role in the disease either directly or indirectly. Chronic superficial dermatitis closer examination shows that the lesions appear somewhat wrinkled and have fine scale. FRCPC see Authors page Revised October last major update July Copyright Inc [...]

Reported one patient with squamous cell carcinoma of the lung who had immunoreactants basement membrane involved and normal nonsun exposed skin. It usually presents as persistent reticulate urticated macular and sometimes papular erythema with irregular but welldefined border. It is of course tempting to postulate that they are related but data support such conclusion not yet established [...]

It has therefore been speculated that these entities represent continuous disease spectrum rather than different diseases. In this variant young adults are most often encountered but presentation childhood rare. In addition epidermal changes of spongiosis sometimes with vesiculation papular and eczematous lesions mild basal cell hydropic the plaque variant serve further distinguishing features. Polymorphous light eruption patients present with erythematous papules and vesicles sunexposed skin [...]

Lymphocytic infiltrate is usually histologically from polymorphous light eruption although early lesions of the latter may show edema papillary dermis. Basal cell vacuolization usually mild is found in some cases. In contrast to cutaneous lupus erythematosus interface changes are not usually well developed and studies negative. In a series of nine patients one had evidence Hashimoto disease while another with reticular erythematous mucinosis and myxedema setting thyroiditis also been described [...]

The mucin stains positively with Alcian blue pH. Ultrastructural studies are largely unhelpful. display block return if function yle. Epidermal changes are usually absent or minimal [...]

They include hyperkeratosis parakeratosis acanthosis and spongiosis together with superficial perivascular infiltrate papillary dermis Figs. Occasional histiocytes and scattered plasma cells may also be present sometimes there increase dermal ground substance. A [...]

Finally features secondary to scratching such as hyperkeratosis and acanthosis may be seen. There is no evidence of fibroblastic proliferation but by increased numbers factor XIIIapositive dermal dendrocytes have been identified. Vesiculation is rare [...]

Basal cell vacuolization usually mild is found in some cases. Scattered CD reactive macrophages and Langerhans cells can be seen. Jessner lymphocytic infiltrate central clearing has resulted this circinate lesion [...]

In one study of patients the mean age onset was years. Epidermal changes are usually absent or minimal. Phototoxicity likely plays some role in the disease either directly or indirectly. In cases with significant epidermal changes silver stain to exclude fungal infection is also advised [...]

It usually presents as persistent reticulate urticated macular and sometimes papular erythema with irregular but welldefined border. Finally the finding of large atypical hyperchromatic cerebriform lymphoid cells and blast forms is characteristic actinic reticuloid [...]