Search Results for: suppuration

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…

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…

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

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 =…

Histologic Diagnosis of Inflammatory Skin Diseases

Infundibulitis secondary to medications systemic

…undibulitis of any noninfectious cause, with the exception of those medications topical that induce comedones in addition to suppuration, e.g., ones that are incorporated into an oil base. In short, there is no way to identify with specificity…

Differential Diagnosis in Dermatopathology

Discussions

…ture, a foreign body reaction ensues in response to contents of the cysts that are spewed into the dermis. At first there is suppuration, then granulomatous inflammation, and, last, fibrosis. Historically, follicular cysts of the isthmus-catagen…

Differential Diagnosis in Dermatopathology

Discussions

…for any infections disease, no matter whether bacterial or fungal, when epithelioid histiocytes monopolize in the absence of suppuration or necrosis. With the assistance of the electron microscope, however, a few lepra bacilli may be detected,…

Histologic Diagnosis of Inflammatory Skin Diseases

Crohn’s disease

…in and subcutaneous fat of persons with Crohn’s disease are related overtly to the infiltrates of neutrophils, as when suppuration in association with pseudocarcinomatous proliferation of infundibular keratocytes is surrounded by epithelioid…