Search Results for: suppuration

Histologic Diagnosis of Inflammatory Skin Diseases

Infundibulitis secondary to agents topical

…rmis of infundibular contents until that time “stopped up.” The inflammatory process usually expresses itself as suppuration in an infundibulum. What distinguishes some suppurative infundibulitides induced by agents topical from…

Histologic Diagnosis of Inflammatory Skin Diseases

Phaeohyphomycosis

…ls and the central collection of neutrophils Correlation clinicopathologic Plaques and nodules of deep lesions are formed of suppuration joined by granulomatous inflammation that, in time, is followed by fibrosis. Epidermal changes of scale-crust…

Histologic Diagnosis of Inflammatory Skin Diseases

"Folliculitis" (Infundibulitis)

…ows the changes just described, attributes typical of suppurative infundibulitis often are discovered. Even without signs of suppuration in an indubitable infundibulum, a diagnosis of suppurative infundibulitis may be inferred on the basis of…

Histologic Diagnosis of Inflammatory Skin Diseases

Images

…ve nature of the infundibulitis. 10.27.4A: Pustular dermatitis, infundibular + 10.27.4B: Innumerable eosinophils in zones of suppuration = Eosinophilic pustular folliculitis Although changes identical with these can be seen in Ofuji’s…

A verrucous plaque on the lower leg

A verrucous plaque on the lower leg

…topathologic findings revealed epidermal hyperplasia and papillomatosis. Granulomas were noted in the dermis showing central suppuration and necrosis (Figure 2). A marked plasma cell infiltrate was also evident. Copper colored muriform bodies were…

Differential Diagnosis in Dermatopathology

Discussions

…re it tends to predominate in lesions developed fully, whereas in acne vulgaris it is incidental to the suppurative process. Suppuration is common in papules of acne vulgaris where large abscesses in the dermis are accompanied by evidences of a…

Differential Diagnosis in Dermatopathology

Discussions

…another by conventional microscopy. In perforating folliculitis, the epithelial channel is formed always by an infundibulum, suppuration is prominent, elastic fibers in the channel are few if present at all, and, as a, rule only a single focus of…

Histologic Diagnosis of Inflammatory Skin Diseases

Pattern Analysis in Historical Perspective

…y be considered “suppurative folliculitis” (even if that term is not correct precisely) is extension directly of suppuration from an infundibulum to a follicle seated immediately beneath and in continuity with it, the parts of a true…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Changing Mole?

…e face that enlarge and redden as a consequence of rupture of an infundibular cyst beneath them with subsequent induction of suppuration, granulomatous inflammation, and fibrosis, are examples of changing moles. Moreover, physicians should be alert…

Histologic Diagnosis of Inflammatory Skin Diseases

Majocchi’s granuloma

…en destroyed by the effects of the intense inflammatory reaction that culminates in an ulcerated mass of granulation tissue, suppuration, and granulomatous inflammation accompanied by dense infiltrates of lymphocytes and plasma cells, the entire…