Search Results for: eosinophils

Histologic Diagnosis of Inflammatory Skin Diseases

Urticaria

…deep perivascular infiltrate of lymphocytes, neutrophils, and eosinophils, they being positioned very close to venules Fully developed Sparse to moderately dense superficial and, often, deep perivascular, and predominantly interstitial infiltrate of…

Histologic Diagnosis of Inflammatory Skin Diseases

Images

…d interstitial infiltrate of many neutrophils and innumerable eosinophils in infundibula and sebaceous lobules = Eosinophilic pustular folliculitis Because eosinophils are more conspicuous than neutrophils in this condition, it has been termed &#8220…

Histologic Diagnosis of Inflammatory Skin Diseases

Identification of Basic Patterns: Skin: Nodular and Diffuse Dermatitis

…filtrate composed mostly of lymphocytes, but also of numerous eosinophils, should be diagnosed, with precision, for what it is, to wit, a response to a bite of a tick (Fig. 5.197 A&B). In some instances, an infiltrate that takes the form of nodul…

Histologic Diagnosis of Inflammatory Skin Diseases

Images

…stitial dermatitis + 10.19.3B: Collections of neutrophils and eosinophils in dermal papillae and in a subepidermal space = Dermatitis herpetiformis: Neutrophils are the first to arrive in dermal papillae of dermatitis herpetiformis and are joined the…

Histologic Diagnosis of Inflammatory Skin Diseases

Images

…terstitial dermatitis, mixed-cell + 10.89.1B: Lymphocytes and eosinophils around venules and a few eosinophils in the interstitium = Pruritic urticarial papules and plaques of pregnancy  The findings pictured can be distinguished from those of a resp…

Histologic Diagnosis of Inflammatory Skin Diseases

Applicable Terms

…ic fibers in elastosis perforans serpiginosa, and of numerous eosinophils on collagen, as happens in “flame figures.” The term degeneration, rather than necrosis, is proper for these changes because necrosis is possible only for cells tha…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Angiolymphoid Hyperplasia with Eosinophilia/Kimura’s Disease?

…was associated with various small round cell infiltrates and eosinophils. . . . Within the lesions, lymphoid follicles were prominent.” Kimura T, Yoshimura S, Ishikawa E. On the unusual granulation combined with hyperplastic changes of lymphat…

Histologic Diagnosis of Inflammatory Skin Diseases

Images

…mall lymphocytes, large abnormal lymphocytes, neutrophils and eosinophils = Lymphomatoid papulosis  Episodically, as shown here, an infiltrate of lymphomatoid papulosis is distributed mostly in peri-infundibular fashion. Despite its sparseness, the i…

Histologic Diagnosis of Inflammatory Skin Diseases

Images

…rivascular dermatitis, interface, lichenoid + 10.25.2B: A few eosinophils in an infiltrate of lymphocytes mostly = Drug eruption The presence of eosinophils in a lesion that otherwise is indistinguishable histopathologically from that of Mucha-Haberm…

Histologic Diagnosis of Inflammatory Skin Diseases

Images

…he disease; spongiosis in that circumstance is accompanied by eosinophils or neutrophils, the latter being pictured here. These findings shown are prior to development of acantholysis. 10.77.2A: Vesicular dermatitis, intraepidermal, acantholytic + 10…