Search Results for: folliculo-apocrine cystic hamartoma

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…

Segmental neurofibromatosis presenting with congenital excessive skin folds

Segmental neurofibromatosis presenting with congenital excessive skin folds

…agnoses of our patient’s cutaneous findings initially included nevus lipomatosus cutaneous superficialis, smooth muscle cell hamartoma, and nevus sebaceous. In addition, plexiform neurofibromas, sometimes present as loose, redundant skin folds…

Acantholytic dyskeratotic acanthoma: case report and review of the literature

Acantholytic dyskeratotic acanthoma: case report and review of the literature

…ts who had a solitary, non-genital lesion with acantholysis and dyskeratosis; however, the lesion did not have a cup-shaped, cystic architecture or follicular involvement [17]. Nail findings of focal acantholytic dyskeratosis were first described by…

Diet and hair loss: effects of nutrient deficiency and supplement use

Diet and hair loss: effects of nutrient deficiency and supplement use

…inolenic acid (an omega-3 fatty acid) can result from inappropriate parenteral nutrition and malabsorption disorders such as cystic fibrosis. Hair changes include loss of scalp hair and eyebrows as well as lightening of hair [3,4]. Unsaturated fatty…

Differential Diagnosis in Dermatopathology

Discussions

…uch less frequently than do infundibular cysts. An isthmus-catagen cyst is the setting in which a proliferating tricholemmal cystic carcinoma develops rarely. That carcinoma in times past was thought to be wholly benign and therefore was given names…

Differential Diagnosis in Dermatopathology

Infundibular cyst vs. Isthmus-catagen cyst

A disease of pilosebaceous units, especially infundibula, that may manifest itself as noninflammatory lesions, i.e., comedones and intact cysts, or as inflammatory lesions, i.e., papules, nodules, and pustules. The process may resolve without…

A slowly enlarging purple nodule on the arm

A slowly enlarging purple nodule on the arm

…right forearm. On examination there was a 1 cm blue-purple nodule, which was hard in consistency (Figure 1). A mobile dermal cystic component was palpated after lateral pressure. Figure 1. Well-defined, blue-purple nodule on right forearm….