• Title/Summary/Keyword: Etiological factors

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Comparative study on patterns and symptoms of disharmony(病機病症) between the internal organs(藏府) and external bodily form(身形) (장부(藏府)와 신형(身形)의 병기(病機) 및 병증(病症)에 대한 비교고찰(比較考察))

  • Baek, Sang-Ryong
    • Journal of Korean Medical classics
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    • v.13 no.2 s.17
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    • pp.22-42
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    • 2000
  • All living things including human being consist of soul(spirit) and body. Soul is the root of a life and body frames it. I wrote this paper to tell how internal injury due to endogenous etiological factors and affection due to exogenous pathogenic factors, affect the internal organs and the external bodily from. This paper begins with description of the patterns of disharmony of the internal organs. General disorders of each Five-Jang(五藏) an be classified into two types of soul and body. The Liver and the Heart which lead changing to Yang(陽) of vital energy, have close relationship with spiritual symptoms because spirit is related to Yang. The Lung, Kidneys, the Spleen which lead changing to m(陰) of vital energy, mainly connected with physical disorders because body is relatively close to m. The Five-Jang are ruled by the Five-Phases(五行) system and cause troubles with Oche(五體) and the nine body orifice. Otherwise the main function of the Six-Bu(六府) is to receive food, absorb the usable portions, and transmit and excrete waste. Therefore they can cause such problems as abdominal pain, distention, difficulty in urination, and constipation. The spleen is responsible for sending Grain-Ki(穀氣) so that is closely connected with the six-Bu. The Gall bladder takes care of control of giving out spirit. That's why it presents many symptoms related to the spirit that is ruled by the Five-Jang. Patterns of disharmony of external bodily form is influenced by the state of Meridians. Bodily forms get divided into many parts by the function of six-meridians(六經) to which they belong. Six-meridians have their own function related to excretion, related to excretion, retention, and balance(開闔樞). If local bodily forms get affected by pernicious influences, the Meridians to which they are attached will lose harmony and cannot fulfil their own functions. Because the meridian system unifies all parts of the body, the whole body will be under the influence of the affection although local parts of the bodily forms get affected. Therefore the symptoms of disharmony should be considered in a synthetic view. There are however, also cases which should be focused on the very meridian channels affected. Disorder within a Meridian generates derangement in the pathway make it not to benefit the muscles and skin belong to it. Because the meridians connect the interior organs with the exterior bodily form, they are influenced by each other.

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Literatual Study on Etiological Analysis, Pathogenesis and Acupuncture Treatment of Edema (수종(水腫)의 병인병기(病因病機) 및 침구치료(鍼灸治療)에 대한 문헌적(文獻的) 고찰(考察))

  • Oh, Chang-rok;Na, Gun-ho;Choi, Bong-gyun;Yoon, Jung-sun;Lyu, Chung-yeol;Cho, Myung-rae
    • Journal of Acupuncture Research
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    • v.22 no.3
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    • pp.253-270
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    • 2005
  • Objective : The purpose of this study is to establish a category for acupuncture therapy by appropriate etiological analysis and differenciation of edema. Methods : We arrange Huang Di Nei Jing and thirty four kinds of literature about edema. Results : 1. The cause of Edema is functional disorder of lung, spleen, kidney, bladder and tri-energizer by six kinds of natural factors, internal injury and loss of nutritions. 2. Edema compartmentalize into the water of five zang organs, several kinds of edema(e,g. 5, 10, 12, 24) and yang & yin edema. 3. An ultimate cause of edema pathogenesis is the disturbance of Qi function in kidney. 4. In view of the results so far achived,'GV26(水淸)' is a vitally important acupoint in acupuncture treatment of edema.'GV26(水淸)' and 'CV9(水分)' are very useful acupoints in moxibustion. 5. In the acupuncture and moxibustion treatment of yang edema, we can use acupoints as like 'GV26(水溝)', 'S36(足三里)', 'B20(脾兪)' and 'SP9(陰陵泉)' by purgation and reduction for expelling wind, reducing fever and eliminating dampness. In an instance of yin edema, we can use acupoints as like 'CV9(水分)' 'S36(足三里)', 'CV6(氣海)', 'B20(脾兪)', 'B23(腎兪)' and 'K3(太谿)' by reinforcement for tonifying spleen yang-middle energizer-, qi-transmission and water promoting.

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Study on etiological agents of sudden death in cattle at the region of Sarari in Korea (사라리 축우폐사의 원인에 관한 연구)

  • 정종식;박노찬;김정화;김영환;조광현;조민희;손재권;김영욱
    • Korean Journal of Veterinary Service
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    • v.22 no.4
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    • pp.325-347
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    • 1999
  • This study was conducted to investigate the epidemiological, clinicopathological, microbiological, pathological observations and other tests from sudden death in feedlot cattle at the region of Sarari in Korea during the period from 1994 to 1999. Massive or sporadic occurrence of sudden death has been observed in 101 heads of 47 farmhouse. There were 20.8% in spring, 29.7% in summer, 16.8% in autumn, 32.7% in winter, and 62.3% in reproductive, 27.7% in growing, 5.0% in beef cattle, 5.0% in calf in prevalence of sudden death in cattle. Enterotoxemia(88.0%), pneumonia(3.5%), intestinal diarrhea(3.5%), liver abscess(1.5%) and indigestion(1.5%) were detected from 67 heads of sudden death cattle. In clinical observations, cattle were generally died of sudden recumbency with convulsions followed anorexia, depression, ataxia, muscular tremor, tachycardia and dyspnea without any premonitory symptoms. Epidemiological surveys showed no evidence that other factors such as pesticide, insecticide, fertilizer, chemical drug3 and those of others caused sudden death. Macroscopically, there were coagulation disorders of blood, congestion, edema and haemorrhage of lung, congestion and haemorrhages, watery and blood-tinged contents of small intestine. Histopathologically, we observed pulmonary congestion and haemorrhage, necrotic intestinal mucosa accompanied with haemorrhage and congestion, and also increased globule leukocytes between bronchial epithelia with mild pneumonia. Clinicopathologically, only elevation of blood glucose and aspartate aminotransferase(AST) was detected. Magnesium and calcium deficiency were not detected, but parasites were detected highly in normal and dead cattles. Microbiologically, Clostridium(Cl) pefringens were detected from small intestinal contents of 94% (63/67) of sudden death cattle and 51%(51/101) of slaughter cattle, and the population were $10^{6-8}$/cfu/$m\ell$ after 16~32 hours. Consequently, it was proved that the cause of death in cattle was enterotoxemia. Pathogenic test of mouse and goat inoculated with Cl perfringens type A toxin has been demonstrated as similar observation to natural cases. In antimicrobial susceptibility test, ampicillin, bacitracin, polymycin, cephalothin, penicillin, choramphenicol, erythromycin, tetracycline were highly susceptible, and amikacin, gentamicin, kanamycin, neomycin, streptomycin, sulfamethoxine, sulfamethazine were resistant. Cl perfringens were resisted for 4 hours in 3% formalin, 20 minutes in 4% phenol, 20 minutes in 0.5% mercuric chloride and 40 minutes in 0.1% sodium hydroxide, respectively. The useful method to prevent from occurrance of enterotoxemia in feedlot cattle was a dietary administration of antibiotics and miyari acid.

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Do Human Papilloma Viruses Play Any Role in Oral Squamous Cell Carcinoma in North Indians?

  • Singh, Vineeta;Husain, Nuzhat;Akhtar, Naseem;Kumar, Vijay;Tewari, Shikha;Mishra, Sridhar;Misra, Sanjeev;Khan, M.Y.
    • Asian Pacific Journal of Cancer Prevention
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    • v.16 no.16
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    • pp.7077-7084
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    • 2015
  • Background: Oral squamous cell carcinoma (OSCC) is the most prevalent malignancy among males in India. While tobacco and alcohol are main aetiological factors, human papilloma virus (HPV) presence has surprisingly increased in head and neck Squamous Cell Carcinoma (HNSCC) in the past two decade but its frequency in OSCCS is still uncertain. We aim to explore the frequency of HPV and its major genotypes in North Indian patients and their association with clinicopathological and histopathological features and p16 expression pattern. Materials and Methods: The study group comprised 250 histologically proven cases of OSCC. HPV was detected by real time PCR in tumor biopsy specimens and confirmed by conventional PCR with PGMY09/PGMY11 primers. Genotyping for high-risk types 16/18 was conducted by type specific PCR. p16 expression was assessed by immunohistochemsitry. Results: HPV presence was confirmed in 23/250 (9.2%) OSCC cases, of which 30.4% had HPV 16 infection, 17.4%were positive for HPV 18 and 26.1% had co-infections. HPV presence was significantly associated with male gender (p=0.02) and habit of pan masala chewing (p=0.01). HPV positive cases also had a history of tobacco consumption in 91.3% cases. p16 over expression was observed in 39.1% of HPV positive cases but this was not significantly different from negative cases (p=0.54). Conclusions: The frequency of HPV in OSCC is low in North-India and majority of cases are associated with a tobacco habit. It appears that tobacco shows a confounding effect in HPV positive cases and use of p16 protein as a reliable marker to assess the potential etiological role of HPV in OSCC in our population is not suggested.

Clinical Evaluation of Thoracostomy Treatment on the Pathological Changes in Pleural Cavity (흉강병변에 대한 흉강삽관술 246례의 임상적 고찰)

  • Rhee, Chong-Bae;Kim, Geun-Ho
    • Journal of Chest Surgery
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    • v.10 no.2
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    • pp.205-213
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    • 1977
  • In order to evaluate the therapeutic effect of thoracostomy on the patients with pathological changes in pleural cavity which were caused by various etiological factors, a clinical study was carried out during a period of 5 and half years from May 1972 to September 1977 in the department of thoracic surgery, Hanyang University Hospital, and the following results were obtained. Of a total of 264 patients, 205 cases were male, and 59 female, exhibiting the ratio of male to female being 3.5 to 1. The pathological changes in pleural cavity could occur at any age from 4 months after birth to 76 years old, the peak incidence being in the third decade in either male or female. The incidence decreased in the second, fifth and fourth decade in order. The type of pathological changes observed and their frequencies of occurrences were 93 cases [35.2%] in pneumothorax, 62 cases [23.5%] in hemothorax, 48 cases [18.2%] in pyothorax, 46 cases [17. 4%] in hemopneumothorax, 13 cases [4.9%] in hydropneumothorax, and one case each in hydrothorax and chylothorax. The incidence of the primary diseases which predisposed the pathological changes in pleural cavity were, 119 cases [45-1%] in trauma, 64 cases [24.2%]in lung tuberculosis, 38 cases [14.4%] in pneumonia or empyema, 14 cases [5.3%] in lung emphysema and blebs, 13 cases [4.9%] in process after thoracotomy, 3 cases [1.1%] each in lung malignant tumor and lung paragonimiasis, one case in mechanical ventilator and 9 cases [3.4%] in unknown origin. The pathological changes in pleural cavity were located in the right side of the cavity in 124 cases, in the left side in 133 cases and in both sides in 7 cases, indicating that the difference between the incidence of the left and rightside occurences was insignificant. Of 93 cases of pneumothorax studied, 63 cases were found to have been tension pneumothorax and 30 cases non-tension pneumothorax, showing greater prevalence of tension type over non-tension type. Of 119 cases of trauma observed, 82 cases were accompanied with rib fractures and 37 cases were without any fracture [non-bone fracture]. Patients with the rib fractures were characterized by multiple rib fractures and multiple double fractures of ribs, accompanying with or without fracture of bones other than ribs, and patients with non-bone fracture were characterized by penetrating stab wound and blunt trauma. Of 264 cases who received thoracostomy, 207 cases [78.4%] demonstrated that their pathological changes in pleural cavity were removed and subsided by a simple measure of thoracostomy. In 43 cases [16.3%], various surgical measures including radical operation and thoracotomy were required for complete healing, since their pathological changes were not abolished by thoracostomy alone. The rest 14 cases [5.3%] were expired following thoracostomy.

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A Investigation into Arrhythmia between East and West medicine (부정맥(不整脈)에 대(對)한 동서의학적(東西醫學的) 문헌고찰(文獻考察))

  • Jeong, Gwang-Sik;Kim, Young-Guen;Kwon, Jung-Nam;Kim, Kyoung-Min
    • The Journal of Internal Korean Medicine
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    • v.21 no.5
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    • pp.747-763
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    • 2000
  • through a literal study upon Arrhythmia between east and west medicine, the results were as follows 1. Arrhythmia is not only irregular cardiac beat but disorder of cardiac impulse making and conduction disturbance. it means almost irregularity of interval between two beat 2. In the east medicine, arrhythmia is represented various category as palpitation, continuous palpitation, dizziness, consumption which give the first consideration by the accompanied symptoms. A separate way in a diagnostics it become a base of diagnosis of diseases and decision of prognosis by the examination of pulse 3. In the west medicine, Arrhythmia is classified as disorder of heart rate, rhythm, conduction disturbance or tachycardia, bradycardia and it is concomitant with fatigue, palpitation, dyspnoea, syncope, chest discomfort 4. The diagnostic study of pulse condition which represent arrhythmia was started from $\mathbb{<}$Nae-Kyung$\mathbb{>}$ and it was revealed as pulse condition of rapid pulse, slow pulse, swift pulse, running pulse, knotted pulse, intermittent pulse etc. Out of them running pulse, knotted pulse, intermittent pulse which obviously are concomitant with irregularity of interval are clinically meaningful in a conditions of disease and decision of prognosis. and the significance of these pulse condition are transformed through the changes of the times 5. According to cause of disease it is classified by Arrhythmia(running pulse, knotted pulse, intermittent pulse) due to heat, cold, phlegm, deficiency(or insufficiency) and There are three categories of etiological factor that is, endogenous, exogenous and non-exo-endogenous factor. the endogenous factor is insufficiency of the heart Ki, deficiency of both Ki and blood, intemal stagnation of phlegm and fluid, stagnation of seven emotions. the exogenous factor is caused by stagnation of Ki and blood by six exogenous pathogenic factor and the non-exo-endgenous factors are improper diet, overstrain, traumatic injury. A cause of arrhythmia in western medicine are a organic and pathological change of the heart itself and malfunction of the autonomic nervous system.

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The comparison study on the general characteristics of acute stroke patients according to onset time (급성기 중풍 환자의 중풍발병시간에 따른 제속성 비교)

  • Kim, Mi-Young;Choi, Won-Woo;Min, In-Kyu;Sun, Jong-Joo;Jung, Jae-Han;Na, Byoung-Jo;Hong, Jin-Woo;Jung, Woo-Sang;Moon, Sang-Kwan;Cho, Ki-Ho;Ko, Seong-Gyu;Chen, Chan-Yong;Han, Chang-Ho
    • The Journal of Internal Korean Medicine
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    • v.28 no.4
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    • pp.751-757
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    • 2007
  • Objectives : The aim of this study was to provide basic background information on stroke by evaluating various etiological factors on the basis that the onset time of cerebral infarction varies according to its cause. Methods : We studied hospitalized patients within 4 weeks after their ictus who were admitted at Kyunghee OMC, Kyungwon OMC, or Donguk Ilsan OMC from [month] $1^{st}$, 2005 to June $30^{th}$, 2007. We compared the general characteristics of acute stroke patients according to onset time. Results : Regardless of the onset time, the distribution of cerebral infarction patterns showed high SVO. The onset time did not show significant difference for average age, height, weight, BMI, waist measurement, hip measurement, or waist/hip ratio between onset during sleep and awakening. Patients whose stroke occurred while awake were more likely to have a past history of HTN, DM, ischemic heart disease, or atrial fibrillation but did not show significant difference according to their onset time. Conclusions : The above results show that the overall tendency of acute stage cerebral infarction patients varies according to their onset time. This study was carried out on the basis of previous findings that cerebral infarctions that occurred during sleep were more likely to have been caused by cerebral thrombosis, and strokes that occurred while awake were more likely to have been caused by cerebral embolism. However, there were no statistically relevant results, so a larger study group is needed to research the tendency of stroke patients.

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Spatial Autocorrelation of Disease Prevalence in South Korea Using 2012 Community Health Survey Data (2012년 전국 지역사회 건강조사 자료를 이용한 시·군·구 단위 질병 유병률의 공간 자기상관도에 관한 연구)

  • Oh, Won Seob;Nguyen, Cong Hieu;Kim, Sang Min;Sohn, Jung Woo;Heo, Joon
    • Journal of the Korean Society of Surveying, Geodesy, Photogrammetry and Cartography
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    • v.34 no.3
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    • pp.253-262
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    • 2016
  • As a basic research to investigate geographical variations of diseases, this study analyzes and compares spatial patterns of 24 different diseases in South Korea using prevalence rate data provided by Community Health Survey in 2012. Descriptive statistical analysis, global Moran’s I computation, and disease mapping were conducted to examine spatial associations and patterns of each disease. After the unique spatial patterns and distinctive spatial associations of each disease were observed, we concluded that 12 diseases displayed statistically significant spatial autocorrelation while the other 12 showed no spatial associations. This study suggests that diseases are caused by different risk factors and possess different etiological mechanisms. Furthermore, the study may lay foundation for future studies of geographical variations of disease prevalence in South Korea.

IDIOPATHIC RETARDED ERUPTION : A CASE REPORT (Idiopathic retarded eruption의 1 증례)

  • Ahn, Myung-Ki;Jeong, Tae-Sung;Kim, Shin
    • Journal of the korean academy of Pediatric Dentistry
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    • v.27 no.2
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    • pp.251-255
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    • 2000
  • The strict meaning of the term retarded eruption is that tooth eruption is delayed compared to its developmental stage. The etiological factors for it may be local, systemic or genetic. Its pathogenic mechanism is unknown in most cases. In cases of generalized retarded eruption without any clear reason, the general growth and development seems normal in all aspects and the teeth usually keep the normal eruption sequence. Usually the primary teeth may often be extracted hoping to provoke the eruption of the retarded teeth, only to be proved a failure. Consequently, the patient will be without teeth for many years, with loss of esthetics, loss of occlusal height and resorption of alveolar process. The primary goal in the treatment may therefore be to keep and maintain the primary teeth in good condition until they are naturally shed. This observation was done on 10 year 1 month old patient who were diagnosed as idiopathic retarded eruption through both radiographic and systemic examination and follow-up observation was done for 11 month.

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Effects of occlusal load on the cervical stress distribution: A three-dimensional finite element study (교합하중이 치경부 응력분포에 미치는 영향에 관한 3차원 유한요소법적 연구)

  • Lee, Hyeong-Mo;Hur, Bock;Kim, Hyeon-Cheol;Woo, Sung-Gwan;Kim, Kwang-Hoon;Son, Kwon;Park, Jeong-Kil
    • Restorative Dentistry and Endodontics
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    • v.31 no.6
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    • pp.427-436
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    • 2006
  • The objective of this study was to investigate the effects of various occlusal loads on the stress distribution of the buccal cervical region of a normal maxillary second premolar, using a three dimensional fnite element analysis (3D FEA). After 3D FE modeling of maxillary second premolar, a static load of 500N of three load cases was applied. Stress analysis was performed using ANSYS (Swanson Analysis Systems, Inc., Houston, USA). The maximum principal stresses and minimum principal stresses were sampled at thirteen nodal points in the buccal cervical enamel for each four horizontal planes, 1.0 mm above CEJ, 0.5 mm above CEJ, CEJ, 0.5 mm under CEJ. The results were as follows 1. The peak stress was seen at the cervical enamel surface of the mesiobuccal line angle area, asymmetrically. 2. The values of compressive stresses were within the range of the failure stress of enamel. But the values of tensile stresses exceeded the range of the failure stress of enamel. 3. The tensile stresses from the perpendicular load at the buccal incline of palatal cusp may be shown to be the primary etiological factors of the NCCLs.