Search Results for: x-linked ichthyosis

Diagnostic utility of Ki-67 and Cyclin D1 immunostaining in differentiation of psoriasis vs. other psoriasiform dermatitis

Diagnostic utility of Ki-67 and Cyclin D1 immunostaining in differentiation of psoriasis vs. other psoriasiform dermatitis

…e adjacent to the MMP-19 positive cells, mainly in the rete ridges, and was thought to be associated with remodeling of the extracellular matrix during inflammation [24]. The majority of T cells in established psoriatic plaques express cell-surface…

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Yellow color upon dermatoscopy does not exclude melanoma!

Yellow color upon dermatoscopy does not exclude melanoma!

…ical melanocytic nests (Figure 2). Based on these features, a suspect of melanoma was raised and the nodule was immediately excised. Histopathologic examination showed an amelanotic nodular melanoma infiltrating the subcutaneous adipose tissue, with…

Differential Diagnosis in Dermatopathology

Discussions

…tween subcutaneous polyarteritis nodosa and classic systemic polyarteritis nodosa has not yet been elucidated. The matter is linked to the issue of whether cutaneous expressions of small- and large-vessel vasculitides are indications of systemic…

Histologic Diagnosis of Inflammatory Skin Diseases

Incontinentia pigmenti

…pping for mutations in the Xp I I.21 or the Xq28 locus. Cause and mechanism This hereditary systemic disease is caused by an Xlinked genetic defect in loci Xp I I.21 or Xq28, which is dominant in females and usually lethal in males. The mechanism…

Histologic Diagnosis of Inflammatory Skin Diseases

Lupus erythematosus

…odes Presentation stereotypical Age and sex Young adult women especially, but sometimes neonates and older persons of both sexes. Distribution of lesions Often localized to sun-exposed sites such as the face, chest, and arms, but may be widespread,…