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Histologic Diagnosis of Inflammatory Skin Diseases

Images

…othelial cells) and by an increased number of thick bundles of collagen in the lower part of it. Much of the subcutaneous fat has been replaced by collagen bundles of character similar. In short, what is termed hypodermitis sclerodermiformis seems to…

Differential Diagnosis in Dermatopathology

Differential Diagnosis

…. Numerous oval fibrocytes, histiocytes, and coarse bundles of collagen arranged haphazardly; interlacing fascicles episodically 4. Numerous oval, spindled, and wavy cells in company with fibrillary bundles of collagen arranged often in short interla…

Histologic Diagnosis of Inflammatory Skin Diseases

Images

Images 10.70.1A: Panniculitis, septal mostly + 10.70.1B: Fibrosing granulation tissue, abundant mucin, and scattered lymphocytes = Nodular fasciitis ┬áThe changes pictured are a response to external trauma akin to those in an early stage o…

Histologic Diagnosis of Inflammatory Skin Diseases

Junctional epidermolysis bullosa

Junctional epidermolysis bullosa Presentation stereotypical Age and sex Onset at birth in both sexes Distribution of lesions Widespread Individual lesions Vesicles, bullae, and vegetating crusts atop ulcers Course Blisters heal with slight scarring….

Histologic Diagnosis of Inflammatory Skin Diseases

"Folliculitis" (Infundibulitis)

…tis, but a foreign body reaction to hair. Reactive perforating collagenosis is a consequence of severe trauma external that causes ulceration and degeneration of collagen bundles; it is not an infundibular or a follicular process, but a factitious on…

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