Differential Diagnosis
…hion 2. No wedge-shaped hypergranulosis as a rule; hypergranulosis without a wedge episodic and not in repeatable pattern 3. Cleft between atrophic epidermis and dermis common 3. Cleft between atrophic epidermis and dermis uncommon 4. No thickened…
Hair Follicles
…often appears a marker helpful morphologically to discerning a site crucial to a follicle biologically, namely, artifactual clefts that form between an inner sheath about to cornify and a hair about to do the same. Although the process of…
Identification of the Seven Basic Patterns of Inflammatory Diseases of the Skin: Perivascular Dermatitis
…unbearable pruritus: ulcer secondary to excoriation. This lesion of Grover’s disease, typified by a tiny suprabasilar cleft above which are incipient acantholytic cells, must have been maddeningly pruritic because the ulcer covered by crust…
Images
…gs is that of the localized (Brunsting-Perry) expression of cicatricial pemphigoid. A clue to the diagnosis is the prominent cleft between infundibular epidermis and adjacent dermis. 10.13.2A: Vesicular dermatitis, subepidermal, neutrophils…
Langerhans’ Cells
…n sections stained by hematoxylin and eosin, Langerhans” cells are seen to be separated from adjacent keratocytes by a cleft, just as melanocytes are separated from keratocytes by a space, a finding that for more than a century caused them to…
Differentiation of pigmented Spitz nevi and Reed nevi by integration of dermatopathologic and dermatoscopic findings
…overall shape, hyperkeratosis, hypergranulosis, acanthosis, melanocytes aggregated in nests, shape and orientation of nests, clefts between melanocytes and adjacent keratocytes, solitary melanocytes, morphology of melanocytes, localization of…
Dermatopathology: An abridged compendium of words. A discussion of them and opinions about them. Part 5
…d chronic allergic contact dermatitis to ingredients of cement, as occurs in laborers such as hod carriers. The intergluteal cleft is another site favored for formation of a fissure in a lesion of psoriasis. FLAME FIGURES: stellate shaped…
Atrophic lichen planus vs. Atrophic discoid lupus erythematosus
A genetically determined disorder in which numerous closely set keratotic papules are present on the skin, especially the trunk, in nail units, and on mucous membranes, particularly the palate, but also rarely in other parts of the gastrointestinal…
Dermatopathology: An abridged compendium of words. A discussion of them and opinions about them. Part 3
…alysis and particularly their silhouettes the aforementioned concept can be used. In benign proliferations usually there are clefts between compactly arranged fibrous tissue of altered stroma and fibrous tissue of normal skin. In malignant…
Grover’s disease
…mostly cohesive, they may be unassociated with parakeratosis (pemphigus vulgaris type), they may be present above suprabasal clefts in an epidermis characterized by acantholytic cells throughout at least half the thickness of the spinous zone…