What's the difference between corium and dermis?

Corium


Definition:

  • (n.) Armor made of leather, particularly that used by the Romans; used also by Enlish soldiers till the reign of Edward I.
  • (n.) Same as Dermis.
  • (n.) The deep layer of mucous membranes beneath the epithelium.

Example Sentences:

  • (1) The authors tested their own technique, using transplants or implants of corium, fascia, dura mater and polyester net, internally in the tendons, fastening them with an external cross suture.
  • (2) Deposition of MPS from ointment and gel in corium and subcutis of different animal species has been improved by the keratolytic activity of the salicylic acid component.
  • (3) The histopathalogical lesions of the respiratory nasal mucosa were in the form of squamous metaplasia and spongiosis of the lining epithelium, with oedema of the underlying corium, glandular hyperplasia submucosal cellular infiltration, increased vascularity and some vascular changes in the form of endothelial proliferation with intimal thickening.
  • (4) After topical application of gels and creams containing flufenamic acid the substance exerts a fluorescent painting in corium and subcutis of histological slides.
  • (5) A more-or-less horizontal, butterfly-shaped interrupted suture that extends upward is recommended to ensure secure placement of the knot at the lower border of the corium.
  • (6) Striated muscle febers that appear to end in the corium are connected with the smooth muscle network through the elastic fibers which appear to function as the tendon of these two types of muscle cell.
  • (7) Degenerative changes and arteriosclerosis are constant histological findings in the corium, with chronic thrombi and chronic granulation tissue.
  • (8) In spite of the existence of a large amount of leprosy bacilli at the areas of corium and subcutis, some of Meissner's corpuscles, Vater-Pacinian corpuscles (or Golgi-Mazzoni's corpuscles) and Krauze's end bulbs-like structures were observed.
  • (9) By way of dermabrasion, we removed the pigmented nevus cell-tissue with its focal arrangement in the upper corium.
  • (10) The results of experimental studies with the use of two biostatic materials: solvent-preserved human dura mater (Tutoplast-Dura--Pfrimmer-Vigo) and lyophilized porcine dermis (Zenoderm-Corium implant--Ethicon) as prosthesis of deficient, abdominal wall tissue are submitted.
  • (11) The vascular alterations in the upper corium which are quite regularly found in the apparently-non-affected skin, are probably restricted to the extracerbations of the disease.
  • (12) Histologically, there is a distinctive edema in the upper corium and perivascular infiltrates, consisting of polynuclear leucocytes with leucocytoclasia.
  • (13) Hoof alterations are only painful in cases, where the corium is irritated.
  • (14) Neutrophils passed out of the vessels through the gaps and fenestrations and migrated towards the epidermis throughout the distinctly edematous corium.
  • (15) Deposition of MPS in the nude mouse, rat, guinea pig, rabbit and pig can be demonstrated by metachromatic staining of cellular elements of the corium and subcutis.
  • (16) By preoperative epilation it seems possible to induce the catagen phase of the hair cycle during which the follicles migrate into the corium and thus will be transplanted as complete morphological units.
  • (17) After isolation of the epithelium by a procedure involving collagenase treatment and physical removal of the corium, increasing serosal [K+] still produced a depression of Isc but no significant recovery phase.
  • (18) The viral antigen was found in single cells or in clusters of cells in the surface epithelium, skin appendages, and corium.
  • (19) Mild to moderate degeneration of fibrocytes and cellular infiltration were found in the corium of skin treated with FX, Bd, DAS and T 2.
  • (20) The pharyngo-oesophageal venous plexus in the laryngopharynx and cervical oesophagus provides rigidity to the surrounding corium and so ensures the integrity of the corium during sphincter relaxation.

Dermis


Definition:

  • (n.) The deep sensitive layer of the skin beneath the scarfskin or epidermis; -- called also true skin, derm, derma, corium, cutis, and enderon. See Skin, and Illust. in Appendix.

Example Sentences:

  • (1) As with alloplastic orbital implant extrusions in enucleated sockets, autogeneous dermis fat grafts can be useful in managing extrusions in previously eviscerated sockets.
  • (2) It increased linearly in both the epidermis and dermis, reaching nearly 100% 24 hr following its injection on Day 8.
  • (3) Thinning of the dermis and the arrangement of collagen in parallel bundles appear to be constant findings.
  • (4) These injections led to epidermal hyperplasia in areas overlying the irritant and the effect was most significant when the irritant was placed in the upper dermis.
  • (5) The dermis from the more severely injured skin of both groups showed a homogeneous appearance ("necrosis").
  • (6) Applied atelocollagen was histopathologically compared with applied lyophilized porcine dermis (LPD) and controls in rats, with regard to the time course of healing.
  • (7) First, vasculitis extending deep into the reticular dermis or subcutaneous tissue seemed to be associated more often with systemic disease such as malignancy or connective tissue disease.
  • (8) Histologic examination of biopsy specimens from the involved area of skin revealed the presence of inflammatory cell infiltrates and various degrees of collagen accumulation in the dermis, subcutis, fascia, and underlying muscle.
  • (9) The biopsy findings consisted of eosinophilic individual necrosis of epidermal cells, satellite cell necrosis, basal liquefaction degeneration, and scanty cell infiltration into the dermis.
  • (10) Ten tissue sections from 10 examples of Bowen's disease were excised from paraffin blocks, rehydrated, and incubated in 90% formic acid at 45 degrees C for 18 h. The epidermis was gently removed with the aid of a dissecting microscope, and the remaining dermis with attached basal lamina was processed for scanning electron microscopy.
  • (11) Monoclonal antibody studies performed on biopsy specimens from both patients revealed 70% to 100% cells staining with CD5, 80% to 90% staining with CD4, 30% to 50% staining with CD8, and an increase in CD1-staining cells in the papillary dermis, indicating a predominantly helper T-cell infiltrate.
  • (12) The pathologic findings were dominated by lymphocytic inflammation around centrally placed follicles evolving to follicular necrosis that extended to the perifollicular epidermis and dermis.
  • (13) Similar vacuoles were also observed in the epidermal intercellular spaces and within the dermis.
  • (14) Acitretin flux through tape-stripped monkey skin and dermis was only slightly higher than through intact skin.
  • (15) Two had multiple nodules and the third had a single, recurrent lesion in the dermis or subcutis of the distal extremities.
  • (16) The increase of PGD synthetase activity in 3-week-old rats was mainly due to the increase of specific activity of PGD synthetase in the epidermis, which was separated from the dermis by heat treatment (55 degrees C, 30 s).
  • (17) This collagen appeared present throughout the whole dermis with slight variations at 4 months, where there was less extracellular collagen near the hair bulbs.
  • (18) The key assumptions are (1) that the target site is in the lower epidermis (basal layer) or in the dermis, and (2) that it is the thermodynamic activity (i.e., the free drug concentration, C*, of the active drug species) at the target site that is the true correlate of drug effectiveness.
  • (19) In initial lesions, CD1a+ cells represent up to 50-60% of the infiltrating cells of the dermal compartment, in several cases being preferentially localized in the upper part of the papillar dermis close up to the epidermal CD1a+ cells in basal position, whereas in chronic psoriasis they represent less than 10%.
  • (20) An antiserum raised in Rabbits against brain glycoprotein precipitated an identical antigen in faetal dermis and intestine extracts, and also in non nervous tumors (breast adenocarcinomas and adenofibromas, ovarian cystadenoma, gastric and colonic adenocarcinomas, hepatomas, malignant melanomas, rhabdomvosarcoma, fibrosarcomas).

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