Search Results for: ballooning

Differential Diagnosis in Dermatopathology

Differential Diagnosis

…arakeratosis in resolving lesions 2. Psoriasiform acanthosis in time 2. No psoriasiform acanthosis 3. Spongiosis, but little ballooning, in the epidermis 3. Ballooning, but little spongiosis, in the epidermis 4. Very few, if any, individual necrotic…

Histologic Diagnosis of Inflammatory Skin Diseases

Images

…of dermal papillae, obscuration of the dermo-epidermal junction junction by lymphocytes and vacuolar alteration, spongiosis, ballooning, and parakeratosis = Lichen striatus The infiltrate of lymphocytes in the dermis follows, in linear fashion,…

Histologic Diagnosis of Inflammatory Skin Diseases

Images

…stinguished from those of graft-versus-host disease. The paucity of the infiltrate of lymphocytes and confinement of necrotic keratocytes to the lower part of the epidermis in the absence of either spongiosis or ballooning militate against erythema…

Histologic Diagnosis of Inflammatory Skin Diseases

Images

…necrotic keratocytes = Herpesvirus infection, near fully developed The sequence of events in the epidermis was extraordinary ballooning of keratocytes that led to intraepidermal vesiculation accompanied by reticular alteration of the spinous zone…

Balloon cell melanoma in primary care practice: a case report

Balloon cell melanoma in primary care practice: a case report

…f balloon cells has been confirmed both by immunohistochemical studies [12] and electron microscopy, which revealed that the ballooning change was due to progressive vacuolisation of melanosomes [13,14,15]. BCMM is characterised by aggregations of…

Histologic Diagnosis of Inflammatory Skin Diseases

Images

…ar stage The vesicle in incontinentia pigmenti comes into being as a rule solely by spongiosis. This example is exceptional; ballooning is present as well as spongiosis. 10.50.5A: Perivascular dermatitis, psoriasiform + 10.50.5B: Many dyskeratotic…

Histologic Diagnosis of Inflammatory Skin Diseases

Behçet’s Disease

…n the wall of venules and/or thrombi in the lumen of venules in some lesions Intraepidermal vesicles sometimes, secondary to ballooning Ulceration episodic secondary to vasculitis Correlation clinicopathologic Acneiform papules are not like those of…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Mucha-Habermann Disease a Lymphocytic Vasculitis?

…alteration there, and they are present, too, in an epidermis punctuated by individual necrotic keratocytes, spongiosis, and ballooning. In lesions evolving, mounds of parakeratosis house neutrophils. Erythrocytes are extravasated in the papillary…

Differential Diagnosis in Dermatopathology

Discussions

…have findings histopathologic in common, among them superficial perivascular infiltration by inflammatory cells, spongiosis, ballooning, and necrosis of individual keratocytes of the epidermis (surface and infundibular) and in the upper part of…