). Therefore, a transfusion is most likely necessary. >> Dr. Conner called his attending, Dr. Eldridge, because he wasn’t quite sure whether he should transfuse before inducing anesthesia. “You want…

Fig. 18.1 The ECG shows a left axis deviation and a regular sinus rhythm. The only abnormality is the Sokolow–Lyon index (S in V2 + R in V5) of >35…

Fig. 10.1 ECG and pulse oximetry waveforms after induction of general anesthesia 10.1.3 Isn’t That a Little Too Much Propofol? The usual induction dose for adults is 1.5–2.5 mg/kg body…

Laser type Wavelength Absorption according to [type of tissue] Application area [nm]  CO2 10.600 Invisible – infrared Various tissues General Water Precise incision Nd:YAG (neodymium yttrium aluminum garnet) 1,064 Invisible…

Class Visible structures 1 Full visibility of tonsils, uvula, faucial pillars, and soft palate 2 Visibility of hard and soft palate, upper portion of tonsils, and uvula 3 Soft and…

(33.1) It is a measurement for the time needed to exhale air. The unit is seconds. The normal value in healthy patients is 0.2 s, in ventilated patients 0.3 s….

  Before puncture/catheter removala After puncture/catheter removala Check lab values Unfractionated heparins (prophylaxis ≤15,000 IE/day) 4 h 1 h Platelets, if therapy >5 days Unfractionated heparins (therapy) IV 4–6 h…

Fig. 24.1 ECG 24.1.4 Which Rhythm Disorder Is Present? What Causes It? There is an irregular rhythm with a heart rate of >100 beats/min, in other words, irregular supraventricular tachycardia….

Fig. 32.1 The MRI clearly shows a hyperdensity in the right occipital lobe. An arteriovenous malformation was the cause of the bleeding After the MRI, the neurosurgeon Dr. Faith came…

WFNS classification [7] Grade Classification Hunt and Hess [4] Clinical appearance Glasgow Coma Scale  15 0 Asymptomatic recognition of an unruptured aneurysm No motor deficit 15 1 Asymptomatic with minimal…