• Title/Summary/Keyword: blockade

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The Evaluation of Potential Hepatotoxicity by Calcium Channel Blockers, Renin-Angiotensin System Blockade and Diuretics (칼슘채널차단제, 레닌-안지오텐신시스템 차단제, 이뇨제의 잠재적 간독성 평가)

  • Kim, Jae Yun;Lee, Ok Sang;Jung, Sun Hoi;Lee, Hye-Suk;Lee, Chang Ho;Kim, Sang Geon;Lim, Sung Cil
    • Korean Journal of Clinical Pharmacy
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    • v.22 no.4
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    • pp.330-339
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    • 2012
  • Background : Hypertension is treated with both lifestyle modification and pharmacotherapy. The Seventh Report of the Joint National Committee on Detection, Evaluation, and Treatment of High Blood Pressure (JNC-7), published in 2003, provides a streamlined management approach to hypertension for the primary care physician. The JNC-7 is the gold standard also in Korea. According to the JNC-7, special therapeutic considerations are recommended for high-risk individuals with compelling indications. The presence of compelling indications in any given patient should be considered when selecting specific pharmacotherapy to treat hypertension. However, in patients with compelling indications, it is unknown that hepatotoxicity is caused by Calcium Channel Blocker (CCB), one of 1st anti-hypertensive drugs. Now, the CCB is the most used 1st anti-hypertensive drug in Korea Therefore, we evaluated the changes in blood liver function parameters (ALT, AST, Total bilirubin, serum albumin) for the study group. Methods : We randomly collected and retrospectively analyzed Electronic Medical Record data (n=28,788) of patients, and who took calcium channel blockers(non-dihydropyridines; diltiazem, verapamil, dihydropyridines; amlodipine, barnidipine, benidipine, clinidipine, efonidipine, felodipine, isradipine, lacidipine, lercanidipine, nicardipine, nifedipine, nimodipine), with having liver function tests (LFTs) from July 1st 2009 to June 30th 2010 at the Seoul National University Hospital in Korea. Control groups are two antihypertensive agents: RAS blockade (ARB; candesartan, irbesartan, losartan, olmesartan, telmisartan, valsartan, ACE-I; cilazapril, enalapril, fosinopril, imidapril, perindopril, ramipril) and, Diuretics (loop; furosemide, torsemide, thiazide; hydrochlorothiazide[HCTZ], indapamide). Patients not having LFT results at these three standard points of time(baseline, during, medication, and after finishing medication) were excluded. The collected data were analyzed by using the SPSS (Version12.0) and Microsoft Excel (Version2007). Results : 711 patients who were treated CCB (297), RAS blockade (232) or Diuretics (182) monotherapy were selected for the study. In selected patients, liver damage degree(changes of each LFTs value) was higher in diuretics group than other groups, followed by RAS blockade and CCB. In diuretics group's was loop-diuretics group was higher than thiazide-diuretics group. In CCB group, Nondihydropyridine-CCB's damage degree was higher than Dihydropyrine-CCB's that. Conclusions : Despite the limitations due to the retrospective study, among patients with abnormal LFTs, the use of CCBs led to a less liver damage than other 1st anti-hypertensive agents. It can be recommended CCBs as one of the initial treatments of hypertension in patients with liver disease.

Web Learning Guidance for Elementary School Students

  • Kim, Hae-Gue;Oh, Kwang-Sik
    • Journal of the Korean Data and Information Science Society
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    • v.14 no.2
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    • pp.223-235
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    • 2003
  • Using internet, most of students are still exposed to unreasonable commercial information and even tend to consumptive behaviors. Various programs have been mobilized to keep it with a blockade system against the noxious information. But guidance is more instructive than blockade in respect of education. Thus, the focus of this study is to induce and motivate their self-directed learning activities with internet guide contents. We develope a learning guidance material as one of the information platforms. Furthermore, we consider the availability of such learning guidance materials through interview and observation. We find that easy and meaningful internet access and utilizing environment influence the children's self-directed learning ability.

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A Study on the Deformation of the Topographic Feature due to the Construction of the datached Breakwater in the River-mouth Area (하구역에 설치된 이안제에 의한 하구지형변화에 관한 연구)

  • 양윤모;이문찬
    • Water for future
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    • v.18 no.4
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    • pp.327-333
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    • 1985
  • The flow pattern of the nearshore current generated around the breached breakwaters and river-mouth was simulated by numerical model in the case of the inclined incident wave without river discharge when the detached breakwaters were installed at the river-mouth area for the protection against the blockade of the river-mouth. The validity of the numerical model was testified y comparision with the results obtained through the hydraulic model test at the fixed bed. The deformation of the topographic features around the river-mouth and the detached breakwaters was examined through the three-dimensional hydraulic model test at the movable bed. The usefulness of the detached breakwater work for the protection against the blockade of the river-mouth was identified by the experimental results.

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Blockade of the Ganglion Impar in Rectal Cancer Pain -A case report- (외톨이 교감신경절 차단을 이용한 직장암성 통증의 치험 -증례 보고-)

  • Lee, Young-Bok;Yoon, Kyung-Bong;Park, Jeong-Sim
    • The Korean Journal of Pain
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    • v.9 no.2
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    • pp.419-422
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    • 1996
  • Pain arising from pelvic viscera and perineum is frequently associated with discomfort and disability and caused by local trauma, inflammation and malignancy within the pelvis. Although various interventions have been proposed for the management of intractable perineal pain, their efficacy and applications are limited. The ganglion impar is a solitary retroperitoneal structure located at the level of the sacrococcygeal junction that marks the terminations of sympathetic chains. We propose that blockade of the ganglion impar is an effective method in the management of patient suffered from perianal pain due to advanced rectal cancer.

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Unstable Angina Pectoris after Lumbar Epidural Blockade in a Herpes Zoster Patient with Chronic Stable Angina Pectoris -A case report- (만성 안전형 협심증을 가진 대상포진 환자에서 요부 경막외 차단 후 발생한 불안전형 협심증 -증례 보고-)

  • Lee, Jun-Hak;Yun, Chae-Sik;Chung, Eun-Bae;Lee, Ki-Nam;Moon, Jun-Il
    • The Korean Journal of Pain
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    • v.11 no.1
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    • pp.146-149
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    • 1998
  • Herpes zoster is a viral disease characterized by skin rash and persistent pain. Early treatment with epidural analgesia provides very effective pain relief and reduces the incidence of postherpetic neuralgia. However, epidural analgesia in elderly, deliberated or hypovolemic patients may complicate circulatory depression such as hypotension and bradycardia. Even if temporary, a major decrease in blood pressure may decrease coronary blood flow of patients with arteriosclerosis and ischemic accident may occur. We experienced a case of unstable angina pectoris after lumbar epidural blockade in a herpes zoster patient with chronic stable angina pectoris.

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Adjuvant medications to local anesthetics in nerve blockade (신경차단 시 국소마취제와 함께 사용되는 보조 약물들)

  • Lee, Deok Hee
    • Journal of Yeungnam Medical Science
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    • v.34 no.2
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    • pp.161-168
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    • 2017
  • Peripheral nerve blocks are commonly used for surgical anesthesia, postoperative analgesia, and to reduce opioid requirements. Although these blocks have traditionally been carried out using local anesthetics, single-injection techniques can be short-lived and limited by the relatively brief duration of action of currently available local anesthetics. Increasing the dose or concentration of local anesthetics may prolong the duration of analgesia, but may also increase the risk such as unwanted motor weakness or systemic toxicity of local anesthetics. Numerous adjuvant medications have been added to local anesthetics to prolong the durations of anesthesia and analgesia achieved by peripheral nerve blocks, and currently, a number of different adjuvants are used to improve quality of the block. This article will review the several nerve block adjuvants used in combination with local anesthetics to provide blockade of peripheral nerves in clinical practice, describing the rationale for their use in peripheral nerve blocks, and the evidence for their effectiveness.

Blockade of the Ganglion Impar for the Management of Intractable Coccygodynia (미골통 환자에서 시행한 외톨이(Impar) 교감신경절 차단 -증례 보고-)

  • Kim, Bu-Won;Shin, Jin-Woo;Song, Myung-Hee;Park, Eun-Kyung;Lee, Cheong;Suh, Byung-Te
    • The Korean Journal of Pain
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    • v.9 no.1
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    • pp.223-225
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    • 1996
  • Pain arising from disorders of the viscera and somatic structures within the pelvis and perineum is a frequent cause of discomfort and disability, especially among women. Recently, blockade of the ganglion impar(ganglion of Walther) has been introduced as an alternative means of managing intractable perineal pain of sympathetic origin. The first report of interruption of the ganglion impar for relief of perineal pain appeared in 1990. We successfully treated a patient who had suffered from intermittent severe coccygodynia with ganglion impar block.

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Lumbar Sympathetic Block for Spinal Cord Infarction Patient -A case report- (요부교감신경차단으로 척수경색 환자의 하지통증 치료 -증례보고-)

  • Kim, Dong Hee;Park, Sang Wook;Kim, Hyung Jee
    • The Korean Journal of Pain
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    • v.19 no.2
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    • pp.237-240
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    • 2006
  • This report describes a case of spinal cord infarction after acupuncture. The patient was treated with lumbar sympathetic block with using C-arm fluoroscopy. A 66-year-old patient with chronic low back pain and radiating pain in the lower limb was treated with acupuncture and he suddenly had a loss of motor and sensory of both lower extremities. His clinical presentaion and neuroimaging studies were consistent with spinal cord infarction. He was treated with steroid megatherapy and he showed improved in motor function, but there was no pain relief despite the phamacological treatments that were combined with caudal blockade. He visited to our hospital and had lumbar sympathetic blockade performed. The pain was relieved without any related complication after 1 month (VAS $9/10{\rightarrow}2/10$), and he has been content with the results of treatment.