Transoesophageal Echocardiography - part 3 ppsx
Transoesophageal Echocardiography - part 3 ppsx
... scan lines gives 2-D image at 30 –60 frames/s 3- D echo Requires: sequential acquisition of 2-D data from multiple planes digitization of data and off-line reconstruction Time-consuming Instrumentation Six ... (MSE) Doppler ‘on’ for 10 ms →Doppler signal 2-D image ‘on’ for 20 ms→ 2-D image total time = 30 ms → 30 frames/second MSE gives synthesized signal during 2-D 20 ms Pulsed Doppler...
Ngày tải lên: 14/08/2014, 05:21
Transoesophageal Echocardiography - part 2 ppsx
... tungsten limits ‘ringing’ Improves axial resolution 4 Transoesophageal Echocardiography A Amplitude Peak-to-peak amplitude Fig. 1.2 Amplitude Fig. 1 .3 Amplitude (A) A = max. variation in acoustic ... (PRP) Physics of ultrasound 3 Table 1.1 Speed of sound in different media Tissue Speed of sound (m/s) Air 33 1 Lung 500 Fat 1450 Brain 1541 Liver 1549 Muscle 1585 Bone > ;30 00 Freq...
Ngày tải lên: 14/08/2014, 05:21
Transoesophageal Echocardiography - part 6 ppsx
... function 77 Non-TOE assessment (1) MRI: high resolution, 3- D images LV function, extent of ischaemia (2) Nuclear imaging: myocardial scintigraphy (Tec-99) = ‘hot-spot’ imaging perfusion scintigraphy (Th-201) = ... cm 2 9. Regarding transmitral flow, a normal E wave velocity in a healthy 50-year-old is A 3 cm/s B 6 cm/s C 30 cm/s D 60 cm/s E 3 m/s 10. The following statements regarding...
Ngày tải lên: 14/08/2014, 05:21
Transoesophageal Echocardiography - part 8 ppsx
... cm Mild 1.5 3 cm Moderate 3 4.5 cm Severe >4.5 cm (2) Jet area Trivial <2cm 2 Mild 2–4 cm 2 Moderate 4–10 cm 2 Severe > 10 cm 2 (3) Jet length/RA length Mild < ;33 % Moderate 33 –66% Severe ... area Mild < 33 % Moderate 33 –66% Severe > 66% (5) Systolic flow reversal in IVC/hepatic vein = severe TR Pulmonary valve Pulmonary stenosis Aetiology (1) Congenital Uni-/bi-/quad...
Ngày tải lên: 14/08/2014, 05:21
Transoesophageal Echocardiography - part 9 ppsx
... sinus (3) Infracardiac: PVs → IVC/portal vein (4) Mixed ASD Primum ASD 20% of ASDs Duetoincomplete fusion of septum primum Low in septum (Fig. 8.1) 130 Transoesophageal Echocardiography 3. Regarding ... CONSTRICTIVE pathology 124 Transoesophageal Echocardiography TOEassessment (1) Accessory chamber Hypoplastic or absent (2) Atrio-ventricular valve function 2AVvalves 65% 1AVvalve35%...
Ngày tải lên: 14/08/2014, 05:21
Kiếm tiền online part 3 ppsx
... your e-gold account (See Example Below). This verification process ensures that you have access to the e-gold account you have added to the EMO system. e-gold Account Verification e-gold ... Electronic Money Orders với giá trị đến 25000$ 2. exchange e-currencies: Chuyển đổi tiền qua lại với các tài khoản khác, ví dụ: e-Gold, e-Bulion 3. fund an EMO SuperCash Card: Nạp tiền vào EMO từ...
Ngày tải lên: 01/07/2014, 11:20
Fundamentals of english grammar third edition part 3 ppsx
... working. You-We-They are not working. He-She-It is not working. SIMPLB PRESENT I-You-We-They work. He-She-It works. Am I working? Are you-we-they working? Is he-she-it working? ... -ing. 1-2 FORMS OF THE SIMPLE PRESENT AND THE PRESENT PROGRESSIVE I NEGATIVE I-You-We-They do not work. He-She-It does not work. STATEMENT QUESTION I-you-we-they work? he-she-...
Ngày tải lên: 01/07/2014, 14:20
Slang and uncoventional english part 3 ppsx
... someone; to swindle someone US, 1 933 . 2 to exclude someone US, 1964 . 3 in poker, to win a hand by bluffing while holding a relatively low-value hand US, 19 83 ace over apex adverb head over heels ... 1985 abb adjective abnormal US, 1991 abba-dabba noun chatter, gossip. Undoubtedly originated with the song ‘The Aba-Daba Honeymoon’, written in 19 13 and re-released with great success by...
Ngày tải lên: 01/07/2014, 16:20
Bees And Honey - Part 3 ppsx
... brood area has to be maintained at temperatures of 3 2 -3 6°C (9 0-9 7°F) or the larvae will die. The cluster is usually kept at about 3 4 -3 5°C (9 3- 9 5°F) when brood is present. However, larvae and ... temperature of 31 °C with an air temperature of — 28°C has been recorded, a difference of 59°C (106°F). The temperature in the centre of the broodless cluster is kept at abou...
Ngày tải lên: 02/07/2014, 00:20
Goat keeping in the tropics - Part 3 ppsx
... reach maturity. 3. 1 Raising new born kids Milk is the first food of the kid. The gastro-intestinal tract of the young goat is geared to properly digesting this energy- and protein- rich food. ... to castrate their billy-goats when they are 2 or 3 days old. At this age castration is a small, quick and effective treatment . In this Agrodok we can not go as far as ex- plaining how carry...
Ngày tải lên: 02/07/2014, 00:20