Search Results for: infundibulum

Histologic Diagnosis of Inflammatory Skin Diseases

Images

…that from consideration. 10.98.5A: Perivascular dermatitis and infundibulitis, spongiotic + 10.98.5B: Scale-crusts above an infundibulum = Seborrheic dermatitis If additional sections were cut deeper in the specimen from which this section was…

Differential Diagnosis in Dermatopathology

Acne vulgaris, erythematous papule vs. Rosacea, erythematous papule

A hyperplasia of infundibular epithelium consequent to the effects of infection by a pox virus and manifesting itself clinically as one or more skin-colored, smooth-surfaced, dome-shaped papules, each with a central umbilication filled with horny…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Follicular Occlusion Triad?

…licles, but, in actuality, they are based in infundibula, which are not follicles, but components of epidermis. Beneath each infundibulum and in continuity with it, resides a follicle that consists of an isthmus, stem, and bulb, in descending order….

Histologic Diagnosis of Inflammatory Skin Diseases

Images

…dominance of lymphocytes in and around infundibula dilated by corneocytes = Fox-Fordyce disease Spongiosis in the wall of an infundibulum near the site where an apocrine duct enters that part of the epidermis is typical of Fox-Fordyce disease. The…

Histologic Diagnosis of Inflammatory Skin Diseases

Majocchi’s granuloma

…liated with granulomatous inflammation. Causative hyphae are discernible in cornified cells only, those usually being of the infundibulum and the follicle, of the latter being the hair shaft and the inner sheath. Sometimes hyphae are identifiable in…

Histologic Diagnosis of Inflammatory Skin Diseases

Infundibulitis secondary to agents topical

…ar 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 suppurative…

Histologic Diagnosis of Inflammatory Skin Diseases

Foreign body reaction

…terial that is “foreign,” e.g., sebaceous secretion, cornified cells, bacteria, yeast, and mites from a ruptured infundibulum, but many times their efforts are in vain; silica, suture, material of tattoos, urates, and splinters resist…