Handbook of EEG interpretation - part 5 potx

... be easily analyzed qualitatively and quantitatively; the method is very suitable for elemental analysis of inorganic and metal compounds.  e advantage of this method is the ability of analysis ... data processing. For analysis of inorganic anions and cations, anion and cation exchanger columns are used, respec- tively. Since the change in electric conductivity cause...

Ngày tải lên: 22/01/2014, 00:20

... 0.93 56 .04 43.96 6 0 85 3 177 1 408 1 662 5 8.08 6 55 2 0.87 52 .76 47.24 3 600 5 255 1 1 35 1 172 6 8.29 1 53 0 0.71 57 .59 42.41 2 748 4 337 1 107 1 223 13 8.21 7 059 0.70 55 .53 44.47 5 954 1 ... 46.60 53 .40 5 588 11 217 1 56 9 1 56 9 15 8.28 1 904 0.66 54 .83 45. 17 5 3 25 1 284 1 331 1 317 16 8.21 5 3 85 0.63 56 .38 43.62 4 483 1 806 896 882 17 8...

Ngày tải lên: 21/06/2014, 02:20

... and index. ISBN -1 3 : 97 8 -1 -9 3386 4 -1 1- 2 (pbk. : alk. paper) ISBN -1 0 : 1- 9 3386 4 -1 1- 7 (pbk. : alk. paper) 1. Electroencephalography—Handbooks, manuals, etc. I. Tatum, William O. [DNLM: 1. Electroencephalography—methods—Handbooks. ... electrographic sites of maximal nega- tivity (or positivity) by phase reversals (Figure 1. 3A). Normal EEG 7 Fp1-F7 F7-T3 T3-T5 T5...

Ngày tải lên: 09/08/2014, 20:22

... interfere with EEG and produce an artifact typically in all the channels during recording. Normal EEG 27 FIGURE 1.33. Photic driving at 20 Hz seen in the P3-O1, P4-O2, T5-O1, and T6-O2 derivations. I ntermittent ... distribution, waveform fre- quency, polarity, and morphology.The state of wakefulness and age are critical fea- tures for accurate interpretation of the normal EEG...

Ngày tải lên: 09/08/2014, 20:22

... 1. 5- to 3. 0-Hz delta in a 66-year-old man with encephalopathy that was unresponsive. The above example of EEG is rep- resentative of the entire record. No reactivity was noted during the EEG. C ontinuous ... Nonepileptiform EEG 63 ADDITIONAL RESOURCES Abou-Knalil B, Misulis KE. Atlas of EEG and Seizure Semiology. Butterworth Heinemann, Philadelphia, 2006:1–2 13. Benbadis...

Ngày tải lên: 09/08/2014, 20:22

... FIGURE 4. 3. Absence (petit mal) seizure in an 8-year-old boy. D uring an absence seizure, the EEG demonstrates generalized, reg- ular, synchronous 3-Hz spike-and-wave discharges in the setting of ... figure. CHAPTER 4 98 GENERALIZED SEIZURES FIGURE 3.17. A burst of generalized 3.5-Hz spike-and-slow waves in JME. S pike-and-slow-wave complexes that have a repetition rate of >3...

Ngày tải lên: 09/08/2014, 20:22

... drowsiness and light non-REM sleep. A frequent ictal pat- tern of mesial temporal origin is the sudden appearance of localized or regional background attenuation, build-up of 4- to 7-Hz rhythmic activity, ... electrophys- iology. J Clin Neurophysiol 2001;18 (5) :442– 455 . Verma A, Radtke R. EEG of partial seizures. J Clin Neurophysiol 2006;23: 333–339. Westmoreland BF. The EEG...

Ngày tải lên: 09/08/2014, 20:22

... it is often use- ful to change the paper speed from 10 mm/sec to 30 mm/sec for bet- ter identification of sleep spindles. CHAPTER 6 160 FIGURE 5.13. BiPLEDs in a 37-year-old HIV-positive man ... amplitude, reaching 200 àV. CHAPTER 6 158 FIGURE 5. 16. The EEG of a 67 -year-old patient following cardiac arrest. Note the diffuse anterior predominant spindle-like activity. S pindl...

Ngày tải lên: 09/08/2014, 20:22

... arrow). S tage REM is characterized by the appearance of low-amplitude, mixed-frequency EEG activity, EMG atonia, and rapid eye move- ments. EEG activity is similar to that seen in stage I sleep; ... a 30-sec epoch showing the start of stage REM and saw tooth waves. S aw tooth waves (arrows) are 2- to 5-Hz vertex negative sharp waves that often occur in a series. They can be precu...

Ngày tải lên: 09/08/2014, 20:22

... figure above, bursts of 3- and 4-Hz dis- charges ( arrows) were noted frequently during the PSG, particularly in light stages of sleep. Polysomnography 205 FIGURE 6.43. This is a 60-sec epoch demonstrating ... impedance mismatch between two elec- trodes and compromises the common mode rejection ratio of the dif- ferential amplifier. The result of this is presence of 60-Hz or oth...

Ngày tải lên: 09/08/2014, 20:22

... Obstructive sleep apnea: implica- tions for cardiac and vascular disease. JAMA 2003; 290 (14): 190 6– 191 4. Shepard JWJ. ( 199 1). Atlas of Sleep Medicine. Futura, Mount Kisco, NY, 199 1. Wittig RM, Zorick FJ, ... The Report of an American Academy of Sleep Medicine Task Force. Sleep 199 ;22(5):667–6 89. Arand D, Bonnet M, Hurwitz T, et al. The clinical use of the MSLT and MWT. Sle...

Ngày tải lên: 09/08/2014, 20:22

... 97, 98 105 absence, 99 101 generalized tonic-clonic (GTC), 103 infantile spasms, 104 myoclonic, 102 polyspike-and-wave in, 98 recruiting rhythm in, 103 spike wave in, 98 tonic seizure, 105 Generalized ... transients of sleep (BETS), 46 Benign variants of uncertain significance, 42–49 1 4- and 6-Hz positive bursts as, 45 6-Hz spike-and-wave burst as, 44 benign epileptiform...

Ngày tải lên: 09/08/2014, 20:22