Dramatic response to intravenous high dose gamma-globulin in refractory vasculitis of the skin associated with Sjögren's syndrome.
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Biomedical subjects
Publications and source records attributed to L Tourné.
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The functional status of the masticatory system was investigated in a sample of 68 self-defined controls without any treatment need and 82 craniomandibular disorder patients. Among the parameters investigated were measures of mandibular mobility, the presence of joint noises and palpation tenderness of 17 muscle and 3 TMJ sites. These data allowed for calculation of Fricton's Craniomandibular Index (CMI) and Helkimo's Clinical Dysfunction Index (Di). Several socalled signs of dysfunction were found in the normal control group: 38% of the joints had some kind of noise and several muscle sites were tender to palpation (splenius capitis muscle 50%, anterior masseter and temporal muscle 45%, insertion of the trapezius muscle 40%). In addition, according to Helkimo's Di. 90% of the controls would be classified as having mild to moderate dysfunction. The high prevalence of positive signs in the control sample calls for a less rigid definition of what is called a normal craniomandibular status and refutes the a priori establishment of a narrow set of criteria for normality. Some parameters showed a highly statistically significant difference among the control and patient group (p < .001): active range of motion, deviation upon opening, pain on mandibular movement, number of tender palpation points and the CMI and Di.
Digital image processing is an exciting and rapidly evolving technology that has become available for orthodontic purposes because of the constantly increasing speed and power of desktop computers, their peripherals and storage systems. This paper describes the typical hardware and some of the technical features and limitations of digital image processing in general. A critical review of its major applications in the field of orthodontics (i.e. growth and surgical prediction) reveals that the accuracy of the digital techniques is less than ideal, although image manipulation is faster and easter. Given the scientific limitations of contemporary digital image software, its major strength rather lies in its ability to improve patient communication.
For at least a century, controversy has existed in the dental and medical fields regarding the level of significance to be ascribed to a predominantly oral breathing pattern on craniofacial growth and development. One school of thought holds that severely limited nasal breathing produces physiologic postural changes in the head and neck, which would have a direct effect on craniofacial growth, leading to the so-called Long Face Syndrome or Adenoid Facies. This point of view implies that significant growth changes can be obtained by therapeutically altering the oro-facial neuro-muscular behaviour of the patient. The purpose of this paper is to critically analyze the clinical and experimental evidence regarding this controversy. Based on our present state of knowledge, one can't but conclude that neuro-muscular therapy or reeducation as a sole therapeutic measure is only of limited clinical importance.