Search Results for: suppuration

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…

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

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

Images

…a thick wall = Phaeohyphomycosis This condition is a subcutaneous variant of chromomycosis. Fungi reside mostly in zones of suppuration 10.79.2A: Panniculitis, lobular + 10.79.2B: Brown fungi in zones of suppurative granulomatous inflammation =…

Differential Diagnosis in Dermatopathology

Differential Diagnosis

…present often in the side of the infundibular channel 5. A rent usually is present at the base of the epithelial channel 6. Suppuration present within the infundibular channel and sometimes contiguous with it 6. Neutrophils variable in number in…

Histologic Diagnosis of Inflammatory Skin Diseases

Nodular fasciitis

…tent, an infiltrate of inflammatory cells. Necrotizing fasciitis is accompanied by thrombosis of subcutaneous vessels and by suppuration. Laboratory confirmation None exists. Cause and mechanism Trauma is thought to be precipitating. Comment We…

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…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Pityrosporum Folliculitis and Demodectic Folliculitis?

…that wall, the result inevitable being expulsion of contents of infundibula into the dermis where they call forth additional suppuration followed by granulomatous (foreign body type) and, sometimes, by fibrosing inflammation. The contents discharged…