Search Results for: infundibulum

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Development of poorly differentiated invasive squamous cell carcinoma in giant Bowen’s disease: a case report with dermatoscopy

Development of poorly differentiated invasive squamous cell carcinoma in giant Bowen’s disease: a case report with dermatoscopy

…sions by dermatoscopy. White circle is a new dermatoscopic criterion, represented by white circles centered around a dilated infundibulum filled with a keratin plug that is visible as a yellow or an orange clod on dermatoscopy. White circles…

Ocular Inflammation

Ocular Inflammation

…les are called the Zeiss glands and, just as in any other hair follicle, these sebaceous glands enter at the junction of the infundibulum and the isthmus. The musculus orbicularis oculi, a skeletal muscle, is situated in the subcutaneous tissue of…

Differential Diagnosis in Dermatopathology

Trichoadenoma vs. Microcystic adnexal carcinoma

An inflammatory process caused by superficial fungi, i.e., fungi situated superficially in the cornified layer and in other cornified structures, and expressed clinically as smooth-surfaced papules, scaly papules, scaly plaques, nodules, pustules,…

Histologic Diagnosis of Inflammatory Skin Diseases

Eosinophilic folliculitis

…ate in the dermis assumes the shape of a wedge with the apex pointing in the direction of the subcutaneous fat. Although the infundibulum may contain some eosinophils, usually in the context of spongiosis there, it is not stuffed with those…

Differential Diagnosis in Dermatopathology

Infundibulo-folliculo-sebaceous cystic hamartoma vs. Steatocystoma

An inflammatory process caused by superficial fungi, i.e., fungi situated superficially in the cornified layer and in other cornified structures, and expressed clinically as smooth-surfaced papules, scaly papules, scaly plaques, nodules, pustules,…

Differential Diagnosis in Dermatopathology

Discussions

…the center usually represents an erosion or ulceration, whereas in sebaceous hyperplasia it is an ostium formed by a dilated infundibulum or contiguous infundibula. Sebaceous hyperplasia also must be differentiated histopathologically from a…

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