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Fibro-adipose vascular anomaly, also known as FAVA, is a type of vascular anomaly that is both rare and painful.FAVA is characterized by tough fibrofatty tissue taking over portions of muscle, most often contained within a single limb.
A lipoma is a benign tumor made of fat tissue. [1] They are generally soft to the touch, movable, and painless. [1] They usually occur just under the skin, but occasionally may be deeper. [1] Most are less than 5 cm (2.0 in) in size. [2] Common locations include upper back, shoulders, and abdomen. [4] It is possible to have several lipomas. [3]
Histopathologic image of aspiration pneumonia in an elderly patient with debilitating neurologic illness. Note foreign-body giant cell reaction. Autopsy case. H & E stain. A foreign-body giant cell is a collection of fused macrophages which are generated in response to the presence of a large foreign body.
The International Classification of Diseases for Oncology (ICD-O) is a domain-specific extension of the International Statistical Classification of Diseases and Related Health Problems for tumor diseases. This classification is widely used by cancer registries. It is currently in its third revision (ICD-O-3). ICD-10 includes a list of ...
Ischaemic fasciitis, previously termed atypical decubital fibroplasia or decubital ischemic fasciitis, was thought to be a non-neoplastic lesion and to occur only in the deep subcutaneous tissue at pressure points or bone prominences but more recently has been found to be a benign neoplasm that can occur in a wider range of tissue sites. [5] [6]
The histology of NLCS typically demonstrates the proliferation of ectopic mature adipocytes in the reticular dermis, which ranges from 10 to 50% of the lesion. [ 13 ] [ 14 ] Adipocytes can exist alone or in small groups between collagen bundles, but they most frequently originate surrounding blood arteries or eccrine glands .
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Leiomyoma enucleated from a uterus. External surface on left; cut surface on right. Micrograph of a small, well-circumscribed colonic leiomyoma arising from the muscularis mucosae and showing fascicles of spindle cells with eosinophilic cytoplasm and elongated, cigar-shaped nuclei Immunohistochemistry for β-catenin in uterine leiomyoma, which is negative as there is only staining of cytoplasm ...