Search Results for: patch

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Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Mycosis Fungoides—Increasing in Incidence?

…tients with small-plaque parapsoriasis have only those small, flat lesions for a lifetime. Others have lesions concurrent of patches of large-plaque parapsoriasis. Episodically, the macules and patches may be accompanied by plaques of mycosis…

Histologic Diagnosis of Inflammatory Skin Diseases

Our Definition of “Inflammation” and “Inflammatory Disease”

…y as an inflammatory disease, a prime example being mycosis fungoides, a malignant proliferation of lymphocytes that, in the patch stage, may consist entirely of small lymphocytes that are indistinguishable by conventional microscopy from…

Histologic Diagnosis of Inflammatory Skin Diseases

Images

…sis = Pityriasis alba On the basis of the findings pictured at high magnification, it would be difficult to exclude a macule/patch of mycosis fungoides. Because spongiotic changes are present in so few loci and there are no elongated mounds of…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Primary and Secondary Lesions?

…Wolff HH, et al., eds. Dermatology, 2nd ed. Berlin: Springer-Verlag, 2000:9. “Primary lesions: macule, papule, nodule, patch, plaque, pustule, vesicle, bulla (blister), wheal, telangiectasia. Secondary lesions: crust, excoriation,…

Dermoscopy of alopecia areata—a retrospective analysis

Dermoscopy of alopecia areata—a retrospective analysis

…lis in 9 cases; and alopecia universalis in 5 cases (6.94%). Patchy alopecia was the most common type (50/72, 69.4%); single patch AA was discovered in 21 cases (29.16%); and multiple patch AA in 29 cases (40.27%) (Table 1). Table 1. Patient…

Reticular telangiectatic erythema: case report and literature review

Reticular telangiectatic erythema: case report and literature review

…implantable cardioverter-defibrillator and spread inward, as in our patient. Alternatively, it can begin as an erythematous patch overlying the device with telangiectasias spreading in a peripheral manner. The lesions are asymptomatic. The…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Radial Growth Phase versus Vertical Growth Phase of Melanoma?

…in the evolution of a malignant melanoma in which it grows indolently but progressively as a spreading tan, brown, or black patch in the skin. The lesional cells may be confined to the epidermis (in situ), or they may have competence for local…

Histologic Diagnosis of Inflammatory Skin Diseases

Pityriasis rosea

…te and in a “Christmas-tree pattern” on the trunk Individual lesions “Herald patch” or “mother patch” refers to the appearance of the first lesion, i.e., an oval or round plaque with delicate collarettes of scale…

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