Search Results for: parakeratosis variegata

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A Clinical Atlas of 101 Common Skin Diseases

Psoriasis

An inflammatory disease of genetic nature that begins with red macules that quickly become nonscaly papules that in turn become scaly papules and plaques. If the process becomes widespread, an erythroderma results, and if it is accelerated, pustules…

Therapeutic Strategies in Dermatology

Candidiasis: Key Points

…s, Hailey-Hailey or Darier’s disease, axillary granular parakeratosis, Kawasaki syndrome, as well as cutaneous malignancies such as squamous cell carcinoma, extramammary Paget’s disease, or histiocytosis. It is important to note that some…

A Clinical Atlas of 101 Common Skin Diseases

Erythema Annulare Centrifugum

An inflammatory disease characterized by lesions with arcuate, annular, and serpiginous outlines and by collarettes of scale on the inner margin of lesions that extend outward in centrifugal fashion, disappearing in months as a rule in the absence o…

A Clinical Atlas of 101 Common Skin Diseases

Mycosis Fungoides

A systemic lymphoma of T-lymphocytes that manifests itself first in the skin as macules and then patches that often are scaly. Most people with the disease have only scaly macules and patches for a lifetime, but some patients may develop papules, pl…

Histologic Diagnosis of Inflammatory Skin Diseases

Algorithms Predicated on “Nonspecific” Findings

…ing sunburn/phototoxic dermatitis     Broad Zone of Parakeratosis Containing Neutrophils Neutrophils, or remnants of them (nuclear “dust”), disposed mostly as solitary units within parakeratosis across a broad front. Click image…

Histologic Diagnosis of Inflammatory Skin Diseases

Applicable Terms

…neum above them bears testimony to that in the form of either parakeratosis or compactly organized orthokeratosis, as occurs in Bowen’s disease and lichen planus, respectively. Figure 3.13 A. Normal spinous cell. B. Acantholytic cell. C. Dead c…

Histologic Diagnosis of Inflammatory Skin Diseases

Images

…ioform pustules, and tiers of neutrophil-containing mounds of parakeratosis = Psoriasis, early  This lesion may be inferred to be eruptive, i.e., only about 8 days old, because the original cornified layer with its basket-weave configuration still is…

Histologic Diagnosis of Inflammatory Skin Diseases

Images

…otic cells in the spinous and granular zones, and a column of parakeratosis = Grover’s disease Changes in foci of the epidermis identical with those pictured here may be found in Darier’s disease and in a type of epidermal nevus that spor…

Histologic Diagnosis of Inflammatory Skin Diseases

Pityriasis rubra pilaris

…ivascular infiltrate of lymphocytes Slight acanthosis Foci of parakeratosis alternate with orthokeratosis in both vertical and horizontal directions beneath the original cornified layer with its basket-weave configuration Fully developed Superficial…

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