Search Results for: peri-infundibulitis

Dermatology Practical & Conceptual

Regarding a dermatoscopic pattern for infiltrating basal cell carcinoma

…r-shaped pattern, extending outwards from the circumferential peripheral edge of the tumor, and identified by white lines, vessels or uneven skin surface morphology. They found this clue present in 34/107 infiltrating BCCs and in 37/634 non-infiltrat…

Differential Diagnosis in Dermatopathology

Differential Diagnosis

…he dermis as a rule 4. Moderately dense superficial and deep, perivascular and interstitial, mixed-cell infiltrate; sometimes superficial only 4. Sparse superficial and deep perivascular and predominantly interstitial mixed-cell infiltrate; sometimes…

Differential Diagnosis in Dermatopathology

Discussions

…ch may show both intra- and subepidermal vesiculation, or the periphery, which may house edema in the papillary dermis and exhibit no vesiculation). The usual appearance histopathologic of an entire lesion of a typical vesicular reaction to an assaul…

Histologic Diagnosis of Inflammatory Skin Diseases

Seborrheic dermatitis

…induration. Findings histopathologic Early Sparse superficial perivascular infiltrate of lymphocytes sometimes accompanied by a few neutrophils Slight edema of the papillary dermis Spongiosis in surface and infundibular epidermis Scale-crusts, especi…

Histologic Diagnosis of Inflammatory Skin Diseases

Keloid

…ticular Configuration of lesions Claw-like projections at the periphery of lesions that may be round, oval, or linear Individual lesions Papules, plaques, nodules, and tumors Course Protracted; constricting over time, but usually little Differential…

Histologic Diagnosis of Inflammatory Skin Diseases

Mucha-Habermann disease

…ne another, and papules usually are not purpuric. Suppurative infundibulitis is pustular and because it affects infundibula, individual lesions are more or less equidistant from one another. Miscues clinical as clues to diagnosis histopathologic Much…

Histologic Diagnosis of Inflammatory Skin Diseases

Necrobiosis lipoidica

…n yellow. Findings histopathologic Early Superficial and deep perivascular infiltrate of lymphocytes and neutrophils, and interstitial infiltrate of neutrophils Neutrophils present in septa of the subcutaneous fat and at the periphery of fat lobules…