Search Results for: folliculo-apocrine cystic hamartoma

Histologic Diagnosis of Inflammatory Skin Diseases

Subcutaneous Fat: Panniculitis

…n infundibular cyst with expulsion of contents of it into the subcutaneous fat of an axilla, marked as it is by a surfeit of apocrine units. A unique manifestation of mycosis fungoides, namely, granulomatous slack skin, may be misinterpreted as a…

Histologic Diagnosis of Inflammatory Skin Diseases

Nerves

…upplied by the autonomic nervous system. Adrenergic fibers activate arterioles, glomus bodies, muscles of hair erection, and apocrine glands; cholinergic fibers stimulate eccrine glands. Cutaneous sensory receptors can be divided into two groups:…

Differential Diagnosis in Dermatopathology

Discussions

…into the subcutaneous fat. As a consequence of the proliferation of fibrocytes and the accompanying fibroplasia, some normal folliculo-sebaceous units may be destroyed, but eccrine structures tend to be spared. The epidermis above the process…

Differential Diagnosis in Dermatopathology

Discussions

…e porokeratotic, and from linear psoriasis, including the linear lichen planus, and lichen striatus. An epidermal nevus is a hamartoma that, on biopsy, is found to have different characteristics histopathologic that are reflected in differences…

Histologic Diagnosis of Inflammatory Skin Diseases

Lichen striatus

…matory linear verrucous epidermal nevus is included here as an “inflammatory disease,” even though it truly is a hamartoma, the reason for that liberty being taken because clinically, and histopathologically, it resembles an inflammatory…

A quiz from Manaus, Brazil

A quiz from Manaus, Brazil

…thosis or basaloid follicular induction [2]. Besides DF, an involutional sclerotic stage of other pre-existing inflammatory, hamartomatous or neoplastic lesion such as angiofibroma, neurofibroma, melanocytic nevus, lipoma, tendon sheath fibroma…

Histologic Diagnosis of Inflammatory Skin Diseases

Leukocytoclastic vasculitis

…ons in pathology in general, i.e., virtually all are flawed, e.g., definitions of “inflammatory disease,” “hamartoma,” “malformation,” “neoplasm,” and “benign” and “malignant.”…