necrobiosis


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Related to necrobiosis: necrobiosis lipoidica diabeticorum

necrobiosis

 [nek″ro-bi-o´sis]
the physiologic death of cells; a normal mechanism in the constant turnover of many cell populations. Called also bionecrosis. adj., adj necrobiot´ic.
necrobiosis lipoi´dica a dermatosis characterized by patchy degeneration of the elastic and connective tissue of the skin with degenerated collagen occurring in irregular patches, especially in the dermis, most often on the mid or lower shins; usually associated with diabetes.

nec·ro·bi·o·sis

(nek'rō-bī-ō'sis),
1. Physiologic or normal death of cells or tissues as a result of changes associated with development, aging, or use.
2. Necrosis of a small area of tissue.
Synonym(s): bionecrosis
[necro- + G. biōs, life]

necrobiosis

/nec·ro·bi·o·sis/ (-bi-o´sis) swelling, basophilia, and distortion of collagen bundles in the dermis, sometimes with obliteration of normal structure, but short of actual necrosis.necrobiot´ic

necrobiosis

(nĕk′rō-bī-ō′sĭs)
n.
The natural death of cells or tissues through aging, as distinguished from necrosis or pathological death.

nec′ro·bi·ot′ic (-ŏt′ĭk) adj.

necrobiosis

[nek′rōbī·ō′sis]
1 the death of a small area of cells in a large area of living tissue.
2 the normal death of tissue cells as a result of changes associated with development, aging, atrophy, or degeneration. necrobiotic, adj.

necrobiosis

Physiologic cell death seen during normal turnover in bone marrow, endometrium, GI tract and skin.

nec·ro·bi·o·sis

(nek'rō-bī-ō'sis)
1. Physiologic or normal death of cells or tissues as a result of changes associated with development, aging, or use.
2. Necrosis of a small area of tissue.
Synonym(s): bionecrosis.
[necro- + G. biōs, life]

necrobiosis

Natural death of cells and tissues occurring in the midst of healthy tissue. Natural cell death as opposed to death from disease or injury.

necrobiosis

the physiological death of individual effete cells in any tissue; a normal mechanism in the constant turnover of many cell populations.
References in periodicals archive ?
Necrobiosis lipoidica and diabetic control revisited.
Successful treatment of chronic ulcerated necrobiosis lipoidica with 0.
Necrobiosis lipoidica classically presents as annular violaceous plaques on the anterior legs, but may appear on the arms, hands, feet, or scalp.
Various common and rare skin disorders associated with diabetes include diabetic dermopathy, necrobiosis lipoidica, diabetic bullae, diabetic thick skin, yellow skin, acanthosis nigricans, eruptive xanthomas, disseminated granuloma annulare, scleredema, yellow nails, skin tags, diabetic rubeosis, vitiligo and lichen planus.
Other diseases seen with a lesser frequency in the descending order included: acrochordons, diabetic dermopathy, necrobiosis lipoidica, viral infections, pruritus and xanthelasma(Table 1).
Extensive necrobiosis in metastatic Crohn's disease.
Histopathological examination of skin biopsy shows the entire reticular dermis was thickened with collagen bundles between which are splayed small collections of histiocytes that partially surround small foci of necrobiosis (Figure.
A spectrum including pretibial pigmented patches and necrobiosis lipoidica diabeticorum.
Benign inflammatory conditions can also be confused with RDD and include granuloma annulare (palisading granulomas with necrobiosis and mucin accumulation) and inflammatory pseudotumor (vimentin and smooth muscle actin positive, S100 negative).
Topical tacrolimus in granuloma annulare and necrobiosis lipoidica.
Variable degree of fibrosis is often present but without necrobiosis of collagen except for those patients with NBX.
Epithelioid sarcoma has many histopathologic mimics, including benign and malignant conditions, such as granuloma annulare, necrobiosis lipoidica, chronic granulomatous inflammation (especially rheumatoid nodules), fibrous histocytoma, nodular fasciitis, fibromatosis, giant cell tumor of tendon sheath, melanoma, clear-cell sarcoma of the tendon and aponeurosis (amelanotic melanoma of soft part), schwannoma, metastatic squamous cell carcinoma, metastatic adenocarcinoma (especially renal cell carcinoma), synovial sarcoma, epithelioid hemangioendothelioma, epithelioid leiomyosarcoma, and malignant extrarenal rhabdoid tumors of the soft tissue.