• Title/Summary/Keyword: Inflammatory pain

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Synthesis of Novel 1-(4-Halophenyl)-5-arylhydantoins as Selective COX-2 Inhibitors

  • Kwon, Soon-Kyoung;Park, Hae-Sun;Choi, Hee-Jeon;Park, Myung-Sook;Yoon, Myung-Sun;Kim, Nan-Young;Shin, Hae-Soon
    • Proceedings of the PSK Conference
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    • 2003.04a
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    • pp.240.1-240.1
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    • 2003
  • Nonsteriodal antiinflammatory drugs(NSAIDs) are widely used to treat pain. fever, and inflammatory conditions including osteoarthritis. However, gastrointestinal (GI) and renal toxicity were related to common NSAIDs limits their usefulness because NSAIDs inhibit not only COX-2 associated with anti-inflammatory activity. but also COX-1 accompanied with side effects in the stomach and kidney. (omitted)

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Synthesis of Novel 3-(H or aralkyl)-1-phenyl-5-(p-H or halo)phenyl-2-thiohydantoins as Selective COX-2 Inhibitors

  • Park, Hae-Sun;Kim, Nan-Young;Choi, Hee-Jeon;Park, Eun-Hee;park, Myung-Sook;Lee, Myung-Sook;Shin, Hea-Soon;Kwon, Soon-Kyoung
    • Proceedings of the PSK Conference
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    • 2003.10b
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    • pp.188.3-189
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    • 2003
  • Nonsteriodal antiinflammatory drugs(NSAIDs) are widely used to treat pain, fever, and inflammatory conditions including osteoarthritis. But chronic patients suffer from gastrointestinal disturbances such as discomfort, nausea, peptic ulcer and severe bleeding because NSAIDs inhibit not only COX-2 associated with anti-inflammatory activity, but also COX-l accompanied with side effects in the stomach and kidney. Therefore, in this study, we designed a new 2-thiohydantoin derivatives as selective COX-2 inhibitors is that the 5-membered heterocycle ring is substituted with two aryl groups. (omitted)

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Synthesis of selective COX-2 inhibitors: Novel 1.5-diarylhydantoins via cyclization of methyl $\alpha$-aminoacetates with aralkyl isocyanate

  • Choi, Hee-Jeon;Park, Hae-Sun;Park, Myoung-Sook;Kwon, Soon-Kyoung
    • Proceedings of the PSK Conference
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    • 2002.10a
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    • pp.343.1-343.1
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    • 2002
  • Nonsteroidal antiinflammatory drugs(NSAIDs) are widely used to treat pain. fever and inflammatory condition. But chronic-disease patients suffer from gastro-intestinal disturbances such as discomfort. nausea. peptic ulcer and severe bleeding because NSAIDs inhibit not only COX-2 associated with anti-inflammatory activity but also COX-1 associated with adverse gastro-intestinal effects. On the basis of this fact. specific COX-2 inhibitors such as celecoxib and rofecoxib are introduced in the drug market. (omitted)

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THE CLINICAL STUDY ON THE EFFECT OF DEXAMETHASONE AND NAPROXEN TO THE SYMPTOMS AFTER REMOVAL OF IMPACTED LOWER THIRD MOLARS (Dexamethasone과 Naproxen 병용투여가 하악 제3대구치 발거 후 증상에 미치는 영향에 관한 임상적 연구)

  • Shin, Kwang-Ho;Lee, Jeong-Keun;Hwang, Byung-Nam
    • Journal of the Korean Association of Oral and Maxillofacial Surgeons
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    • v.27 no.1
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    • pp.69-77
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    • 2001
  • PURPOSE : The Purpose of this study was to investigate the anti-inflammatory effect on combination dosage of dexamethasone and naproxen after removal of impacted 3rd molars. We evaluated postoperative pain, swelling, and mouth opening limitation quantitatively. PATIENTS AND METHODS : Removal of an impacted lower third molar was done under local anesthesia with 2% lidocaine to 239 healthy patients. We randomly gave experimental group 1.5mg dexamethasone and 200mg naproxen three times a day for postoperative 2days, and also gave control group 200mg naproxen alone three times a day for postoperative 2days. Swelling and pain were measured by visual analogue scale (VAS). Mouth opening limitation was measured by maximum interincisal opening length. We estimated these measurements in the first and second postoperative days. Differences between experimental and control group were investigated considering age, sex, BMI(body mass index), impacted type, surgical site(right or left), and operation time by independent student T-test. RESULTS : In general, swelling, pain, and mouth opening limitations were significantly reduced (p<0.01) by combination dose of dexamethasone and naproxen in postoperative one day. But there was no difference in pain on the second postoperative day. As variables being considered, in the postoperative pain, there was significant difference between experimental group and control group in only male, little bony removal group, left side extraction group. In case of postoperative swelling, there was no significant differences in male, adolescence, long operating time group (over 20 minutes), medium BMI group and right side extraction group. In case of postoperative mouth opening limitation, there was significant difference between only female and long operating time group (over 20 minutes). CONCLUSION : Variables being considered, postoperative swelling was more reduced by the combination dose of naproxen and dexamethasone than that of naproxen alone after removal of impacted 3rd molars. But there was varoius results in pain and mouth opening limitation.

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The Influence of Unloading Taping Method Using Non-elastic Tape on the Pain, Opening Mouth, Functional Level, Quality of Life in Patients With Temporomandibular Joint Disorder (비탄력 테이프를 이용한 무부하 테이핑 기법이 턱관절장애 환자의 통증 수준, 개구범위, 기능적 수준, 삶의 질에 미치는 영향)

  • Hwang, Jea-hoon;Kim, Suhn-yeop
    • Physical Therapy Korea
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    • v.23 no.3
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    • pp.29-39
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    • 2016
  • Background: In the treatment of temporomandibular joint (TMJ) disorder, the goals of traditional physical therapy are not only to reduce the inflammatory process leading to pain, but also to decrease joint overload and muscle hyperactivity. To achieve those goals, physical therapists generally use a photo-therapy, joint mobilization, and massage. Objects: To examine the impact of an unloading technique using non-elastic taping on the pain, opening mouth, functional level, and quality of life in patients with TMJ disorder. Method: Twenty patients with TMJ disorder were included in this study and randomly divided into the experimental ($n_1$=10), and control ($n_2$=10) groups. Traditional physical therapy including massage and stretching for 30 min was performed in both groups. Non-elastic taping was performed in the experimental group after traditional physical therapy, and they were recommended to keep the tape attached for 12 hours. Outcomes for pain, functional level, and quality of life were measured using a survey. The opening mouth was measured using a general ruler. Result: Significant differences were observed in the pain level, opening mouth, functional level, and quality of life after the intervention and on follow-up in both groups. However, we found that while the levels of all parameters were maintained throughout the follow-up period in the experimental group, the functional status level was not maintained throughout the follow-up period in the control group. Conclusion: Our unloading technique using non-elastic tape results comparable to those achieved by traditional physical therapy in the treatment of TMJ. However, the unloading taping method using non-elastic tape is more effective than traditional physical therapy in maintaining the impact of intervention.

Continuous Intravenous Infusion of Morphine and Ketorolac for Postoperative Pain (Morphine과 Ketorolac의 지속적 정주에 의한 술후 통증 완화 효과)

  • Lee, Yong-Tae;Kim, Dong-Chan;Han, Young-Jin;Choe, Huhn
    • The Korean Journal of Pain
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    • v.6 no.1
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    • pp.32-39
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    • 1993
  • Despite their sometimes fatal complications such as respiratory depression when used for postoperative pain control, intravenous and epidural narcotics remain the mainstay of treatment regimens. Because of the problems, anesthesiologists are seeking alternatives. We compared the analgesic effect and complications of continuous intravenous morphine with ketorolac. Ketorolac is a non-steroidal agent with potent analgesics and moderate anti-inflammatory activity. Forty ASA physical status I or II patients were given morphine(20 patients) or ketorolac(20 patients):In the morphine group, an initial bolus dose of 2 mg i.v. was given followed by continuous infusion at a rate of 1 mg/hr for 48 hours. The ketorolac group was given initial bolus of 30 mg i.v. This was followed by continuous infusion at a rate of 3.75 mg/hr for 48 hours using a Baxter Daymate Infuser. We checked systolic, diastolic and mean arterial pressure, heart rate, visual analogue scale(VAS) and the Prince Henry Score(PHS). This was done before the initial bolus, at 5, 15, 30 and 60 min, at 2, 6, 12, 24 and 48 hours after administration. We observed the side effects nausea and vomiting, pruritus, hypotension, somnolence, urinary retention and respiratory depression. From our study we believe ketorolac in selected patients, is as effective as morphine in alleviating postoperative pain without side effects of morphine.

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Cryo-Compression Therapy After Elective Spinal Surgery for Pain Management: A Cross-Sectional Study With Historical Control

  • Nabiyev, Vugar Nabi;Ayhan, Selim;Adhikari, Prashant;Cetin, Engin;Palaoglu, Selcuk;Acaroglu, R. Emre
    • Neurospine
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    • v.15 no.4
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    • pp.348-352
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    • 2018
  • Objective: Postoperative dynamic cryo-compression (DC) therapy has been proposed as a method of reducing pain and the inflammatory response in the early postoperative period after orthopedic joint reconstruction surgery. Our aim was to analyze the analgesic efficacy of DC therapy after adult lumbar spinal surgery. Methods: DC was applied for 30 minutes every 6 hours after surgery. Pain was measured by a visual analogue scale (VAS) in the preoperative period, immediately after surgery, and every 6 hours postoperatively for the first 72 hours of the hospital stay. Patients' pain medication requirements were monitored using the patient-controlled analgesia system and patient charts. Twenty patients who received DC therapy were compared to 20 historical controls who were matched for demographic and surgical variables. Results: In the postanesthesia care unit, the mean VAS back pain score was $5.87{\pm}0.9$ in the DC group and $6.95{\pm}1.0$ (p=0.001) in the control group. The corresponding mean VAS scores for the DC vs. control groups were $3.8{\pm}1.1$ vs. $5.4{\pm}0.7$ (p < 0.001) at 6 hours postoperatively, and $2.7{\pm}0.7$ vs. $6.25{\pm}0.9$ (p<0.001) at discharge, respectively. The cumulative mean analgesic consumption of paracetamol, tenoxicam, and tramadol in the DC group vs. control group was $3,733.3{\pm}562.7mg$ vs. $4,633.3{\pm}693.5mg$ (p<0.005), $53.3{\pm}19.5mg$ vs. $85.3{\pm}33.4mg$ (p<0.005), and $63.3{\pm}83.4mg$ vs. $393.3{\pm}79.9mg$ (p<0.0001), respectively. Conclusion: The results of this study demonstrated a positive association between the use of DC therapy and accelerated improvement in patients during early rehabilitation after adult spine surgery compared to patients who were treated with painkillers only.

Clinical factors affecting the outcome of arthocentesis

  • Andrabi, Syed Wakeel;Malik, Altaf H.;Shah, Ajaz A.
    • Journal of the Korean Association of Oral and Maxillofacial Surgeons
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    • v.45 no.1
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    • pp.9-14
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    • 2019
  • Objectives: This study aimed to evaluate the effect of clinical factors on the outcome of arthrocentesis in the treatment of temporomandibular joint (TMJ) internal derangement. Materials and Methods: Fifty patients with TMJ internal derangement underwent arthrocentesis using ringer's lactate. The present study evaluated the contribution of the clinical variables of age, time since onset, visual analogue scale (VAS) pain level, and range of motion (ROM) on the outcomes of TMJ arthrocentesis: age (${\leq}25\;years$, >25 and ${\leq}40\;years$, >40 and ${\leq}60\;years$), VAS pain level (${\leq}5$, >5 and ${\leq}7$, >7 and ${\leq}10$), and ROM (<25 and ${\geq}25mm$). Odds ratios (ORs) were used to describe the proportional benefit of each variable the on successful outcome of arthrocentesis. For the OR to be clinically relevant or even clinically noticeable, we assumed that the OR would need to be larger than 2. Results: Mean preoperative pain score was $6.49{\pm}1.560$ and at 6 months postoperative was $0.46{\pm}1.147$ with an average decrease of pain score 6 (P<0.001). The mean preoperactive maximum mouth opening was $26.14{\pm}4.969mm$ and mean maximum mouth opening at 6-month inerval was $38.92{\pm}3.392mm$. The mean increase in the mouth opening was a mean difference of 12.78 mm (P<0.001). Logistic regression showed that the maximum benefit occurred in patients aged <25 years (OR, 12.01; P=0.012), a VAS pain level of >7 (OR, 11.25; P=0.039), and a maximum vertical opening of <25 mm (OR, 7.70; P=0.038). Conclusion: Lavage of the superior joint space with ringer's lactate resulted in significant reduction in pain and improvement in mouth opening. Patients with a greater inflammatory component and younger patients benefitted more from arthrocentesis. Evaluation of these clinical variables helped in predictive modelling, which may provide clinicians with the opportunity to identify "at-benefit" patients early and initiate specific treatment.

Vitamin D Attenuates Pain and Cartilage Destruction in OA Animals via Enhancing Autophagic Flux and Attenuating Inflammatory Cell Death

  • JooYeon Jhun;Jin Seok Woo;Ji Ye Kwon;Hyun Sik Na;Keun-Hyung Cho;Seon Ae Kim;Seok Jung Kim;Su-Jin Moon;Sung-Hwan Park;Mi-La Cho
    • IMMUNE NETWORK
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    • v.22 no.4
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    • pp.34.1-34.19
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    • 2022
  • Osteoarthritis (OA) is the most common form of arthritis associated with ageing. Vitamin D has diverse biological effect on bone and cartilage, and observational studies have suggested it potential benefit in OA progression and inflammation process. However, the effect of vitamin D on OA is still contradictory. Here, we investigated the therapeutic potential of vitamin D in OA. Six-week-old male Wistar rats were injected with monosodium iodoacetate (MIA) to induce OA. Pain severity, cartilage destruction, and inflammation were measured in MIA-induced OA rats. Autophagy activity and mitochondrial function were also measured. Vitamin-D (1,25(OH)2D3) and celecoxib were used to treat MIA-induced OA rats and OA chondrocytes. Oral supplementation of vitamin D resulted in significant attenuations in OA pain, inflammation, and cartilage destruction. Interestingly, the expressions of MMP-13, IL-1β, and MCP-1 in synovial tissues were remarkably attenuated by vitamin D treatment, suggesting its potential to attenuate synovitis in OA. Vitamin D treatment in OA chondrocytes resulted in autophagy induction in human OA chondrocytes and increased expression of TFEB, but not LC3B, caspase-1 and -3, in inflamed synovium. Vitamin D and celecoxib showed a synergistic effect on antinociceptive and chondroprotective properties in vivo. Vitamin D showed the chondroprotective and antinociceptive property in OA rats. Autophagy induction by vitamin D treatment may be a promising treatment strategy in OA patients especially presenting vitamin D deficiency. Autophagy promoting strategy may attenuate OA progression through protecting cells from damage and inflammatory cell death.

Pathophysiology of Oral Mucositis induced by Anticancer Therapy (항암치료 후 발생하는 구강 점막염의 병태생리)

  • Yoon, Jung-Hoon;Choj, Jong-Hoon
    • Journal of Oral Medicine and Pain
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    • v.25 no.4
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    • pp.365-369
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    • 2000
  • Oral mucositis or stomatitis produced by stomatotoxic chemotherapy and/or radiation therapy are painful, restrict oral intake and, importantly, act as sites of secondary infection and potals of entry for the endogenous oral microflora often leading to bacteremias or sepsis. A number of clinical observations and studies of animal model suggests a pathophysiological complexity in the development of mucositis. The condition appears to represent a sequential interaction of the oral mucosal cells and tissues, pro-inflammatory cytokines, and local environmental factors in the mouth. This article discussed and reviewed biological process of the mucositis and, the role of cytokines as initiators and amplifiers of the process. The recognition that the pathophysiology of mucositis is a multifactorial process has presented opportunities for intervention based upon biological attenuation.

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