Figure 36.1. The cerebral blood flow (CBF)-pressure curve. This phenomenon is generally seen under normal physiologic conditions across a blood pressure range of 50-150 mmHg; however, longstanding hypertension causes a…
Figure 75.1. (A). Sagittal T1 sequence showing increased spinal cord diameter at C6-C7 and hypointense images within the cord suggesting the presence of vascular structures. (B). Sagittal T2 sequence of…
Figure 12.1. The CMA70 brain catheter. The Luer (A) connects to the CMA106 syringe. The inflow (B) and outflow (C) tubes are surrounded by a sliding cuff (D) which is…
Figure 95.1. General approach for the management of organ donor. CI = cardiac index; >CVP = central venous pressure; ELWI = extravascular Leng water index; SVR = sistemic vacular resistance Complex monitoring with Swan-Ganz catheters (currently not used)…
Figure 86.1. Pathophysiology of neurogenic pulmonary edema. 86.2.3 Diagnosis There are no pathognomic signs which allow the identification of NPE. Its semiology is similar to all the other cases of…
Figure 79.1. The effects of oxygen deprivation on corticostriatal field potential in Wistar rats. The upper part shows the effects of different periods of hypoxia on the field potential amplitude….
Figure 47.1. Internal carotid artery. 47.1.2 Pathophysiology of Carotid Artery Atherothrombosis Stenosis severity seems to be the most important risk factor for ischemic stroke [10]. This notwithstanding, the relevance of…
Figure 58.1. Plain (A) and contrast (B) computed tomography (CT) showing hydrocephalus and basal meningeal enhancement. Figure 58.2. Contrast magnetic resonance imaging (MRI) showing basal meningeal enhancement. Figure 58.3. Plain…
[The dose alone makes the poison]Paracelsus (Swiss alchemist and physician, 1493-1541) The rapid broad-based development of intensive care medicine now allows the treatment and recovery of patients who some decades…
Figure 90.1. Magnetic resonance imaging with multiple lesions hyperintensitive in diffusion-weighted, sequences. Angiography is useful in the detection of lesions in medium and large vessels. However, when smaller sized branches…
