Search Results for: perifolliculitis

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A Clinical Atlas of 101 Common Skin Diseases

Acne Vulgaris

A disease of infundibulosebaceous units, especially infundibula, that may manifest itself solely as noninflammatory lesions, i.e., comedones and intact cysts, or as inflammatory lesions, i.e., papules, nodules, and pustules. The process may resolve…

A Clinical Atlas of 101 Common Skin Diseases

Drug Eruptions

An inflammatory process that results from the effects of a drug administered systemically, e.g., by ingestion, inhalation, injection, or application rectally, and manifested usually by lesions distributed widely and symmetrically. Any of the many…

A Clinical Atlas of 101 Common Skin Diseases

Alopecias

Loss of hair attributable either to the effects of inflammatory cells on follicles or to physiological or mechanical factors in which inflammatory cells play no role. Although the scalp is the site most often affected, any region of the skin that…

Therapeutic Strategies in Dermatology

Hidradenitis Suppurativa

Loss of hair attributable either to the effects of inflammatory cells on follicles or to physiological or mechanical factors in which inflammatory cells play no role. Although the scalp is the site most often affected, any region of the skin that…

Histologic Diagnosis of Inflammatory Skin Diseases

Pattern Analysis in Historical Perspective

…fundibulum. Those findings can be conceived of (even if not quite accurate linguistically) as “peri-infundibulitis and perifolliculitis,” and that is how we have chosen to designate them in this edition. Not uncommonly,…

Histologic Diagnosis of Inflammatory Skin Diseases

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…nfundibulitis and peri-infundibulitis, then granulomatous peri-infundibulitis, and, later, fibrosing peri-infundibulitis and perifolliculitis with resultant alopecia. 10.22.15A: Pustular dermatitis, infundibular, and perifolliculitis, granulomatous…

Histologic Diagnosis of Inflammatory Skin Diseases

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…es that surrounds infundibula and follicles, there are signs of fibroplasia, an indication that this peri-infundibulitis and perifolliculitis is en route to destroying infundibular and follicular epithelium, and ending in permanent alopecia. The…

Histologic Diagnosis of Inflammatory Skin Diseases

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…esion as being that of lupus erythematosus. 10.63.10A: Perivascular dermatitis, interface, vacuolar, and peri-infundibulitis/perifolliculitis + 10.63.10B: Mucin in the reticular dermis, telangiectases, sclerosis in the upper dermis, thickened…

Histologic Diagnosis of Inflammatory Skin Diseases

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…er part of the dermis are nearly indistinguishable from those at an early stage of lichen nitidus. The presence, however, of perifolliculitis that follows the length of a follicle rooted in the subcutaneous fat is an indication that this condition…

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