(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).
Pustule
Definition:
(n.) A vesicle or an elevation of the cuticle with an inflamed base, containing pus.
Example Sentences:
(1) Preliminary the statistical data are reported about human malignant pustule denounced in Italy in different Districts, in Lombardia and in Province of Milan.
(2) This study indicates that small pustules underwent the consecutive changes related to the generalized polymorphous exanthem in KD.
(3) In this patient's farm, the disease was present for the first time and affected only 2-month old lambs in the form of numerous papulo-pustules located on the lips and later covered by hard and thick scabs.
(4) The morphological changes of the epidermis depented on the place examined and were most evident near fully developed pustules in the upper layers.
(5) The microscopic pathology of the abscesses revealed penetration of the epidermis by Candida pseudohyphae; the tips of the hyphal processes were seen within the pustules when sections were stained by the periodic acid-Schiff method.
(6) Seven patients are described, who had generalized toxic erythema with sterile pustules.
(7) All attachment sites showed acute inflammatory lesions, and sites of both tick species on high resistance cattle showed delayed hypersensitive reactions with intra-epidermal pustulation and significant increases in the numbers of granulocytes.
(8) Histology was not very specific, except for the presence of necrotic areas in the stratum germinativum, sometimes associated with small subcorneal pustules containing altered polymorphonuclears.
(9) Involvement of the face, neck, scalp, palms, and soles is a consistent finding, as is the tendency for these lesions to form pustules early in the course of the infestation.
(10) Histological findings were otherwise uniform and typical: intra-epidermal, unilocular, well-delineated pustules.
(11) The presence of subcorneal pustules in a solitary, indolent, crusted plaque, or in erythema annulare-like lesions with a trailing scale, is evidence of atypical psoriasis.
(12) Homogenized tissue specimens from lesional skin with and without pustules, and from perilesional, normal-looking skin of PPP and PP were analysed for the presence of chemoattractant(s) for PMN.
(13) This favors the proliferation of Propionibacterium acnes which may initiate inflammation in microcomedos and lead to formation of pustules, papules or nodules.
(14) These lesions subsequently progressed, with superimposed blistering and pustulation.
(15) The reduction in number of papules and pustules was not statistically significant on either treatment.
(16) Dilution of tissue fluids causes formation of some of the mediators of inflammation including those responsible for intraepidermal pustule formation.
(17) erythematous patches studded with crops of small pustules, and isolated large pustules with a red halo.
(18) A 27-year-old woman with a serologically documented human parvovirus infection who presented with a hemorrhagic exanthem and enanthem with areas of pustules and pseudo-pustules is described.
(19) The vesicles progress to pustules, then to crusts that eventually are lost.
(20) In 2 patients leukocytes from pustules were tested by the iodination reaction.