(a.) Partaking of the nature of calcite or calcium carbonate; consisting of, or containing, calcium carbonate or carbonate of lime.
Example Sentences:
(1) The following signs in the preoperative radiographs were predictive of unfavorable outcome: small head fragment, comminution of the calcar femorale, and varus angulation of the head.
(2) To insert the new stem we had to reconstruct the proximal femur and the calcar region by autogenous cortico-cancellous bone grafts in seven cases.
(3) At present, we insist on the unexpected relationship between diabetes mellitus and undernutrition either in some major infantile forms (described in India and Nigeria) with calcareous pancreatitis, or some less severe forms observed in Africa.
(4) Middle-aged patients and men were more prone to develop resorption of the calcar.
(5) Serial sections of 90 Sprague-Dawley rat brains with the pineal in situ were scanned to determine the occurrence and regional distribution of calcareous concretions within the pineal gland and its surrounding leptomeningeal tissue.
(6) The collar of the BBM transfers stress to the calcar.
(7) The girdle epidermis of adult Mopalia muscosa secretes several types of structures, including calcareous spicules and innervated hairs.
(8) In order to define the anatomy of the calcar femorale, a radiologic and surgical study was done on ten paired cadaver femurs.
(9) Thirty-four (42 per cent) had more than three millimeters of resorption of the calcar or superomedial cyst formation.
(10) A massive decrease in stress in the region of the calcar femorale was found when the implants were in place, and it was concluded that this decrease could contribute substantially to the calcar femorale resorption sometimes observed in patients after total hip replacement.
(11) Ratios of the stem, stem tip, greater trochanter, lesser trochanter and calcar, and normal femur to the reference sacroiliac joint were obtained, as well as tip-to-stem, and stem-to-normal femur in unilateral arthroplasties.
(12) The plate tensile strain increased by 360% while the compressive calcar strain decreased 85%.
(13) Sufficient cementation of the medullary canal significantly reduced the incidence of calcar resorption, as did neutral and valgus positioning of the femoral component.
(14) Comparison of our data with those of others indicated that the incidence of loosening, calcar resorption, and cortical hypertrophy was usually lower than with similarly designed conventional high-modulus Charnley stems.
(15) X-ray diffraction showed that calcite (CaCO3) was the major crystalline constituent of the calcareous deposits.
(16) In the region of the calcar femorale, crossing trabeculae, similar to the appearance of an enchondroma or bone infarct, have been described in osteoporosis and osteoarthritis and probably represent unmasking of normally present reinforcing trabeculae.
(17) The splitting of several calcareous nodules on a valve made it more pliable.
(18) The 4 modes of failure characterizing stem-type component progressive loosening mechanisms consisted of stem pistoning within the acrylic (3.3%), cement-embedded stem pistoning with the femur (5.1%), medial midstem pivot (2.5%), calcar pivot (0.7%) and bending (fatigue) cantilever (3.3%).
(19) Calcareous corpuscles are smaller and more numerous in the scolex and neck than in the cyst wall.
(20) If this intermenstrual bleeding appears at a certain time after the insertion of the intrauterine device, either there is a calcareous deposit, or the device has shifted, or there is an infection.
Decalcify
Definition:
(v. t.) To deprive of calcareous matter; thus, to decalcify bones is to remove the stony part, and leave only the gelatin.
Example Sentences:
(1) Thin non-decalcified ground sections were made for histology.
(2) They were then decalcified for 14 days in 5% formic acid-sodium citrate, sectioned serially at 7 microns and stained with hematoxylin and eosin, Masson's stain, and silver impregnated stain.
(3) In addition, transfer of formalin fixed shelled specimens, routinely used as marine bioassay organisms, into ethyl alcohol:acetic acid (3:1) fixative also yields clear cells for cytological examination of decalcified but otherwise intact oyster larvae and other zooplankton.
(4) Decalcified matrices obtained from bone and dentin have been used in xenogeneic implantation experiments.
(5) Routine diagnosis will manage even with decalcified samples supposing they were silver impregnated before decalcification; tetracycline as well as some metals (e.g.
(6) There were no significant differences between syngeneic and allogeneic decalcified bone in any of the variables studied.
(7) Decalcified tooth sections were prepared by standard histologic technique stained with HE.
(8) Their jaws and teeth were removed, fixed with formalin, and 100 cases out of 148 teeth with bones from 20 dogs were decalcified, and embedded in celloidin.
(9) However, when combined with autologous bone marrow the HCl-decalcified bone provides a better substrate for bone formation by marrow cells than does either undecalcified iliac bone, or iliac bone decalcified with ethylene-diamine-tetra-acetic acid.
(10) In partially decalcified areas, calcification was shown to spread out from these structures along collagen fibrils.
(11) Morphologic techniques have primarily been used to examine these mechanisms, but many studies have been based on decalcified material.
(12) Successful re-attachment procedures involve either the removal of the affected cementum or its treatment with agents partially to decalcify such as acids, or detoxify by phenol for example.
(13) A total of 60 decalcified, celloidin-embedded human temporal bone tissues were tested with monoclonal antibodies (MAb) to 15 different antigens.
(14) The composite graft (including: hydroxyapatite, freeze-dried decalcified bone, tetracycline, and fibronectin) was then fitted to the defects.
(15) In contrast, those teeth which were decalcified prior to application of tissue adhesive demonstrated fiber attachment to the planed root surface and little or no epithelial downgrowth.
(16) For light and fluorescence microscopy, decalcified specimens were embedded in paraffin, Lowicryl, or were frozen and cryostat-sectioned, and the antigen-antibody reaction was demonstrated by treating sections with IgM-peroxidase, IgM-alkaline phosphatase, or IgM-fluorescein conjugates.
(17) Decalcified and undecalcified sections were evaluated and a remodeling or activity index calculated.
(18) The procedure allows reliable investigation of frozen sections of the chemically fixed, non-decalcified, adult human cochlea and vestibular sense organs.
(19) These data were obtained by analyze of non decalcified bone, biopsies were included in a methylmetacrylate block.
(20) On the basis of these results, we conclude that optimal preservation of osteocalcin is obtained through mild acid decalcifiers.