1.The Effect of Subarachnoid Block in Hyperreflexic Neurogenic Bladder.
Jong In HAN ; Ja Kyoung LEE ; Rack Kyung CHUNG ; Guie Yong LEE ; Choon Hi LEE ; Chung Gi LEE
Korean Journal of Anesthesiology 1997;33(4):770-773
Spinal reflex activity that remains after insult to the spinal cord brings with it significant functional impairment. Our patient had suffered from general spasticity and hyperreflexic neurogenic bladder caused by sixth cervical cord injury. Unfortunately, the use of oral medication (baclofen) was limited by an inadequate effect. So we performed two times of subarachnoid block with 0.5% heavy bupivacaine, the patient experienced improvement in bladder and sphincter function. We concluded that subarachnoid block with 0.5% heavy bupivacaine is an effective and safe modality for spasticity control in patients who are refractory to oral medication before neurolytic block.
Bupivacaine
;
Humans
;
Muscle Spasticity
;
Reflex
;
Spinal Cord
;
Urinary Bladder
;
Urinary Bladder, Neurogenic*
2.Anesthesia for Emergeney Operations due to Traffic Aecidents.
Rack Kyung CHUNG ; Guie Yong LEE ; Choon Hi LEE
Korean Journal of Anesthesiology 1985;18(2):176-182
The authors analyzed statistically, 223 cases of anethesia for operations after traffic accidents at the Department of Anesthesiology, Ewha Woman University Hospital from January 1978 to December 1982. The results were as follows: 1) There was a upward trend in the numbers of patients undergoing surgery. 2) The ratio of male to female was 3.5:1. 3) In the distribution by age, the 4th decade numbered 49cases (22.2%), the 3rd decade numbered 48 cases (21.1%), and the 6th decade was 44cases(19.7%). 4) in the physical status by the American Society of Anesthesiologists, there were 63 cases (28.3%) in class 1, 54 cases (24.2%) in class 2, 27 cases (12.4%) in class 4E and 25 cases (11.2%) in class 3E. 5) There were 128 cases of elective surgery (57.4%) and 95% cases (42.6%) of emergency surgery. 6) Among 191 cases of general endotracheal anesthesia, 22 cases (11.5%) were already intubated or had a tracheostomy before the general anesthesia. 7) The premedicants(atropine sulfate, opioid and tranquilizer) were administrated in 143 cases(54.1%). 8) The head injuries numbered 153 cases. The extremities 124 cases and abdominal injuries numbered 9 cases. 9) 121 cases (54.3%) were done by orthopedic surgery, 80 cases(35.9%) by neurosurgery and 8 cases(3.6%) done by the dental surgery department. 10) In the anesthetic techniquie, general endotracheal anesthesia was used in 191 cases (85.7%): regional anesthesia in 32 cases which included 22cases(9.9%) of spinal anesthesis, and 8 cases (8.6%) of epidural anesthesia. 11) For the main anesthetic of the general endotracheal anesthesis halothane was used in 41 cases (18.4%) and balanced anesthesia (opioid, tranquilizer, neuromuscular blocking agent with nitrous oxide) was used in 138 cases (61.9%). 12) Fro the anesthetic period there were 90 cases (40.4%) which ran 1~2 hours: 47 cases (21.8%) ran less than 1 hour or ran 2~3 hours: 26 cases (11.7%) ran 3~$ hours and 13 cases (5.8%) ran more than 4 hours.
Abdominal Injuries
;
Accidents, Traffic
;
Anesthesia*
;
Anesthesia, Conduction
;
Anesthesia, Epidural
;
Anesthesia, General
;
Anesthesiology
;
Balanced Anesthesia
;
Craniocerebral Trauma
;
Emergencies
;
Extremities
;
Female
;
Halothane
;
Humans
;
Male
;
Neuromuscular Blockade
;
Neurosurgery
;
Orthopedics
;
Tracheostomy
3.One Lung Ventilation of Bronchial Trifurcation Patients at the Carina: Two cases report.
Jong In HAN ; Rack Kyung CHUNG ; Guie Yong LEE ; Choon Hi LEE
Korean Journal of Anesthesiology 1996;31(2):275-278
Anomalous right upper lobe bronchus takeoff from the trachea has been reported to occur in 1 of 250 otherwise normal patients. Difficulty with double-lumen tube(DLT) placement has been described previously and there are problems with Univent tube with the intention of using the bronchial blocker to achieve right lung collapse in this patient. In two cases, the fiberoptic bronchoscopic examination through Univent tube revealed a trifurcation, rather than the usual bifurcation, at the carina and revealed that the most rightward lumen was the right upper lobe bronchus and the middle lumen was the right middle and lower lobe bronchus. The left lumen was the left main bronchus. So in one case, the Univent tube was withdrawn and DLT was reinserted. In the other case right lung collpase achieved with the inflation of cuff of bronchial blocker. One lung anesthesia was performed without any problem in these two cases.
Anesthesia
;
Bronchi
;
Humans
;
Inflation, Economic
;
Intention
;
Lung
;
One-Lung Ventilation*
;
Pulmonary Atelectasis
;
Trachea
4.Direction of Catheter Insertion and Spread of Sensory Block during Lumbar Epidural Anesthesia.
Jong Hak KIM ; Chi Hyo KIM ; Choon Hi LEE ; Guie Yong LEE ; Rack Kyung CHUNG ; Jong In HAN ; Eun Joo PACK
Korean Journal of Anesthesiology 1997;33(2):291-296
BACKGROUND: Endoscopic urologic surgery including transurethral resection of prostate (TURP) requires adequate sacral analgesia for insertion of resectoscope. But epidurally administered local anesthetic does not produce anesthetic effects uniformly. Failure to completely block S1 during epidural anesthesia because of the large size of nerve root has been noted. The purpose of this study to compare the relation between catheter direction and sensory anesthesia. METHODS: Thirty patients scheduled for endoscopic urologic surgery were enrolled. The epidural catheter was inserted at L3-4 using a standard 18 gauge Tuohy needle. In group A (n=15), the Tuohy needle with bevel pointed in a cephalad direction during catheter insertion. In group B (n=15), it pointed caudally. And the catheter was introduced 3 cm into the epidural space. After test dose, 2% lidocaine 5 cc, 0.5% bupivacaine 5 cc and 2% lidocaine 3 cc were administered with fractionate dose through it. The extent of the sensory anesthesia to loss of cold sensation and pin prick test was measured every 5minute for 30 minutes. RESULTS: Analgesia spread to loss of cold sensation and pin prick test was no significant statistical difference between the two groups. In 15 minutes after injection of surgical dose, complete blockade in L5, S1 dermatome was present in both groups. CONCLUSION: Our results conclude that epidural catheter direction is not significantly influence the epidural anesthetic spread including sacral area in continuous lumbar epidural anesthesia in elderly patients.
Aged
;
Analgesia
;
Anesthesia
;
Anesthesia, Epidural*
;
Anesthetics
;
Bupivacaine
;
Catheters*
;
Epidural Space
;
Humans
;
Lidocaine
;
Needles
;
Sensation
;
Transurethral Resection of Prostate
5.Hemodynamic Effect of Propofol and Esmolol under Isoflurane Anesthesia in Dogs.
Guie Yong LEE ; Jong In HAN ; Rack Kyoung CHUNG ; Choon Hi LEE
Korean Journal of Anesthesiology 2000;39(3):392-397
BACKGROUND: Propofol has gained widespread popularity but it should at least be questioned in the presence of heart rate lowering medications such as beta-blockers. Esmolol, due to its ultrashort action and cardioselective properties, has been shown to be safe and effective for use in intraoprative tachycardia and hypertension. The purpose of this study is to evaluate the hemodynamic effects of esmolol and propofol under isoflurane anesthesia in dogs. METHODS: Six-mongrel dogs were induced with thiopental, intubated and ventilated with a mixture of isoflurane (1-1.5 vol%) and oxygen. A pulmonary artery catheter was placed via femoral vein and the femoral artery was cannulated. After stabilization, baseline hemodynamic measurements (HR, MAP, CO, SVR) were obtained. Measurements were repeated 5 and 15 minutes after injection of propofol (2 mg/kg), esmolol (1 mg/kg), and additional esmolol (1 mg/kg) for 30 seconds. Data was analyzed by repeated measurement of ANOVA. P < 0.05 was considered significant. RESULTS: Propofol produced no change in heart rate, MAP, CO and SVR. Heart rate decreased significantly during esmolol administration and remained decreased up to 15 minutes after the injection whereas the MAP, CO and SVR showed no significant changes. CONCLUSIONS: We have demonstrated that the decrease in heart rate continued up to 15 minutes after esmolol administration. These findings suggest that concomittent administration of propofol and esmolol requires monitoring of the heart rate after a bolus intravenous injection of esmolol.
Anesthesia*
;
Animals
;
Catheters
;
Dogs*
;
Femoral Artery
;
Femoral Vein
;
Heart Rate
;
Hemodynamics*
;
Hypertension
;
Injections, Intravenous
;
Isoflurane*
;
Oxygen
;
Propofol*
;
Pulmonary Artery
;
Tachycardia
;
Thiopental
6.Transcranial Doppler Study in Mean Blood Flow Velocity and Carbon Dioxide Reactivity of Middle Cerebral Artery during Isoflurane-N2O and Propofol-N2O Anesthesia.
Kyung Ream HAN ; Jong In HAN ; Rack Kyung CHUNG ; Guie Yong LEE ; Choon Hi LEE ; Myung Hyun KIM
Korean Journal of Anesthesiology 1997;33(1):112-116
BACKGROUND: The reduction is cerebral blood flow (CBF) caused by hypocapnia is an important element of anesthetic techniques for neurosurgery as well as for nonneurologic surgery in patients with reduced intracranial compliance. Accordingly, the impact of anesthetic agents on the CO2 responsiveness of the cerebral circulation has important implications with regard to anesthetic selection. The purpose of this study was to investigate the effects of isoflurane-N2O and propofol-N2O anesthesia on the CBF response to changes in end-tidal CO2 in healthy patients. METHODS: 19 healthy patients with nonneurological operation were selected. In group 1, anesthesia was induced with thiopental sodium 4 mg/kg, fentanyl 1 g/kg, succinylcholine 1~1.5 mg/kg and was maintained with isoflurane 0.5~1.5 vol%. In group 2, anesthesia was induced with propofol 2~2.5 mg/kg, fentanyl 1 g/kg, succinylcholine 1~1.5 mg/kg and was maintained with a propofol infusion of 10 mg/kg/h for 10 min and then 8 mg/kg/h for 10 min and then was reduced 3~6 mg/kg/h of the remainder of the study. All patients were ventilated with N2O in O2 (FIO2 0.5) and measured end-tidal CO2 (PETCO2). Mean blood flow velocity of middle cerebral artery was measured using transcranial Doppler in PETCO2 45, 40, 35, 30, 25, 20 mmHg. RESULT: CO2 reactivity of MCA flow velocity during isoflurane-N2O and propofol-N2O anesthesia was 5.1 +/- 1.8 %/mmHg, 4.4 +/- 1.0 %/mmHg respectively. CONCLUSION: The cerebral vasculature in healthy patients remains responsive to changes in PETCO2 during isoflurane-N2O and propofol-N2O anesthesia.
Anesthesia*
;
Anesthetics
;
Blood Flow Velocity*
;
Carbon Dioxide*
;
Carbon*
;
Compliance
;
Fentanyl
;
Humans
;
Hypocapnia
;
Isoflurane
;
Middle Cerebral Artery*
;
Neurosurgery
;
Propofol
;
Succinylcholine
;
Thiopental
7.Clinical Significance of Preanesthetic Evaluation of Elderly Patients for Elective Surgery.
Guie Yong LEE ; Rack Kyoung CHUNG
Korean Journal of Anesthesiology 2002;42(5):606-611
BACKGROUND: There are few preoperative assessments focused on elderly surgical patients in Korea. Current study suggest that preoperative tests should be ordered only when the history or finding on physical examination have indicated for test. We performed a study to evaluate the preoperative assessment and to determine the need for routine preoperative laboratory test in elderly patients. METHODS: Three hundred forty-five patients aged 65 yrs or older presenting for elective surgery requiring general or regional anesthesia were divided into three groups according to age. Data was obtained from chart review and anesthesia preoperative records. Demographic information included age, sex, body mass index, coexisting disease, type of surgery and ASA classification. Clinically obtained preoperative laboratory test results (hemoglobin, platelet, chest X-ray, ECG, BUN, creatinine, ALT, AST, arterial blood gas analysis, pulmonary function test, PT, PTT, echocardiography) were measured. RESULTS: Fifty-seven percent were women. The most frequently performed procedures were general surgery followed by orthopedic surgery. In 345 patients, 47.5% of the patients had a coexisting disease. The most frequently coexisting disease was hypertension. 78.6% of the patients were classified as ASA class 2 and 3. The abnormal findings on ECG, pulmonary function test, and chest X-ray were 46.4%, 48.3%, and 42.6% respectively. 48 patients without any clinical history and symptoms had abnormalities on the routine laboratory test. CONCLUSIONS: We demonstrated that 47.5% of the patients had a coexisting disease and the majority of the patients were classified as ASA class 2 and 3. Changes in the cardiovascular and respiratory function were greater than other functions. We concluded that routine preoperative laboratory test in elderly is useful as a part of preoperative assessment.
Aged*
;
Anesthesia
;
Anesthesia, Conduction
;
Blood Gas Analysis
;
Blood Platelets
;
Body Mass Index
;
Classification
;
Creatinine
;
Electrocardiography
;
Female
;
Humans
;
Hypertension
;
Korea
;
Orthopedics
;
Physical Examination
;
Respiratory Function Tests
;
Thorax
8.Hyperkalemia Following Succinylcholine Administration in Elderly Patient with Chronic Hypokalemia: A case report.
Rack Kyung CHUNG ; Eun Young KIM ; Dong Yeon KIM ; Jong In HAN ; Guie Yong LEE ; Choon Hi LEE
Korean Journal of Anesthesiology 1998;35(4):761-766
Acute hyperkalemia may result from excessive load, transcellular shift, decreased renal excretion and so on. Potassium release following succinylcholine administration is sufficient to cause ventricular dysrrhythmia and cardiac arrest in some conditions such as severe burn, massive trauma, spinal cord injury, some neuromuscular disease, and cerebral damage. We experienced a case of acute hyperkalemia associated with cardiac arrythmia immediately after administration of succinylcholine in a 80 year-old male patient who was diagnosed as spondylitis tuberculosa and psoas abscess. The hyperkalemia was attenuated by calcium chloride and sodium bicarbonate and cardiovascular instability was treated by vasoactive drugs symptomatically. Though the eldery patient with diabetes mellitus had been shown chronic hypokalemia, we should be aware of occurrence of sudden hyperkalemia after administration of succinylcholine.
Aged*
;
Aged, 80 and over
;
Arrhythmias, Cardiac
;
Burns
;
Calcium Chloride
;
Diabetes Mellitus
;
Heart Arrest
;
Humans
;
Hyperkalemia*
;
Hypokalemia*
;
Male
;
Neuromuscular Diseases
;
Potassium
;
Psoas Abscess
;
Sodium Bicarbonate
;
Spinal Cord Injuries
;
Spondylitis
;
Succinylcholine*
9.Preoxygenation Using End - tidal Oxygen Concentration.
Guie Yong LEE ; Rack Kyung CHUNG ; Jong In HAN ; Choon Hi LEE ; Eun Jung OH
Korean Journal of Anesthesiology 1994;27(11):1596-1600
Preoxygenation is a standard anesthetic technique for preventing hypoxemia during the in- duction of anesthesia. This is achieved by alveolar denitrogenation while ventilating the lungs with 100% oxygen. Until recently there was no satisfactory nitrogen monitoring device except mass spectrometry which is not generally available. We used a convinient and readily available measuring technique to evaluate the effectpreoxygenation. In 31 healthy volunteers breathing 100% oxygen, end-tidal oxygen concentration have been measured at 15 seconds interval from the start of preoxygenation. A circle system was flushed with 100% oxygen and flow rate of 8 liter per minute. The gas sampling line of the Capnomac II (Datex, Finland) was placed in nasal cavity. At 1, 2, 3 minutes, mean end-tidal oxygen concentration was 78.7%, 89.2%, 91.9 % respectively. End-tidal nitrogen concentration was approximately 16.1 %, 5.8%, 3.2%. We conclude end-tidal oxygen concentration is a good indirect measure of denitrogenation.
Anesthesia
;
Anoxia
;
Healthy Volunteers
;
Lung
;
Mass Spectrometry
;
Nasal Cavity
;
Nitrogen
;
Oxygen*
;
Respiration
10.Evaluation of Endotracheal Tube Positioning using a Lightwand : The Length of Endotracheal Tube from Upper Incisor to Suprasternal Notch in Adults.
Guie Yong LEE ; Rack Kyung CHUNG ; Kyung Ah YANG ; Choon Hi LEE
Korean Journal of Anesthesiology 1995;29(6):806-810
It is well known that suprasternal notch is at the midpoint between the carina and vocal cords. We evaluated the distance from the endotracheal tube tip on the suprasternal notch to upper incisor using flexible lightwand. 97 male(height 155~187 cm) and 100 female(height 144~167 cm) patients of undergoing elective surgery were included in the study. After adjust the lamp of the tracheal lightwand at the tube tip, endotracheal tube was placed under anesthesia at the suprasternal notch using the light glow. The distance between upper incisor to suprasternal notch was recorded. The average distance from upper incisor to suprasternal notch was 20.0(+/-1.0)cm in males, 17.9(+/-0.7)cm in females. We demonstrated that the placing the tracheal tube at the suprasternal notch using lightwand was rapid and reliable method for identification of proper tube positioning. We have shown that securing endotracheal tube at upper incisor 23 cm in males and 21 cm in females are positioned distally.
Adult*
;
Anesthesia
;
Female
;
Humans
;
Incisor*
;
Male
;
Trachea
;
Vocal Cords