cardiopulmonary cerebral resuscitation and other emergencies

... The primary sensory and motor areas constitute 10% of the cerebral cortex The rest is subsumed by unimodal, heteromodal, paralimbic, and limbic areas, collectively known as ... emotion, and behavior A systematic testing of these mental functions is necessary for the effective clinical assessment of the association cortex and its diseases Figure 27-1 Lateral (top) and medial ... and behavioral functions (domains) are coordinated by intersecting large-scale neural networks that contain interconnected cortical and subcortical components The network approach to higher cerebral...

Ngày tải lên: 06/07/2014, 13:20

... right handers and 60% of left handers, aphasia occurs only after lesions of the left hemisphere In some individuals no hemispheric dominance for language can be discerned, and in some others ... meaning-appropriate syntax (grammar) Wernicke's and Broca's areas are interconnected with each other and with additional perisylvian, temporal, prefrontal, and posterior parietal regions, making up ... relative paucity of substantive nouns and action verbs versus function words (prepositions, conjunctions); and if word order, tenses, suffixes, prefixes, plurals, and possessives are appropriate Comprehension...

Ngày tải lên: 06/07/2014, 13:20

... reading Wernicke's Aphasia Comprehension is impaired for spoken and written language Language output is fluent but is highly paraphasic and circumlocutious The tendency for paraphasic errors may be ... his dentures: "We don't need it anymore, she says And with it when that was downstairs was my teeth-tick a den dentith my dentist And they happened to be in that bag see? How could ... Table 27-1 Clinical Features of Aphasias and Related Conditions Comprehe nsion Repeti tion Nami of ng Fluen cy Spoken Language Wernicke's...

Ngày tải lên: 06/07/2014, 13:20

... middle cerebral artery, and to the posterior temporal or angular branches in particular, is the most common etiology (Chap 364) Intracerebral hemorrhage, severe head trauma, or neoplasm are other ... Fig 27-1) and surrounding anterior perisylvian and insular cortex, due to occlusion of the superior division of the middle cerebral artery (Chap 364) Mass lesions including tumor, intracerebral ... mania, but the other components characteristic of acquired aphasia and the absence of prior psychiatric disease usually settle the issue Some patients with Wernicke's aphasia due to intracerebral hemorrhage...

Ngày tải lên: 06/07/2014, 13:20

... the brain and usually involves the anterior watershed zone between anterior and middle cerebral artery territories or the supplementary motor cortex in the territory of the anterior cerebral artery ... isolated from other regions of the brain Broca's and Wernicke's areas tend to be spared, but there is damage to the surrounding frontal, parietal, and temporal cortex Lesions are patchy and can be ... understanding written language and can express themselves well in spoken or written language They have no difficulty interpreting and reacting to environmental sounds since primary auditory cortex and...

Ngày tải lên: 06/07/2014, 13:20

... dysfunction and that does not arise from the patient's failure to understand the nature of the task The form that is most frequently encountered in clinical practice is known as ideomotor apraxia Commands ... movements of the face and mouth Limb apraxia encompasses apraxic deficits in movements of the arms and legs Ideomotor apraxia is almost always caused by lesions in the left hemisphere and is commonly ... aphasia and conduction aphasia Its presence cannot be ascertained in patients with language comprehension deficits The ability to follow commands aimed at axial musculature ("close the eyes," "stand...

Ngày tải lên: 06/07/2014, 13:20

... melodic stress and intonation influence the meaning and impact of spoken language For example, the two statements "He is clever." and "He is clever?" contain an identical word choice and syntax but ... two contexts: CVAs and degenerative diseases Aphasias caused by CVAs start suddenly and display maximal deficits at the onset The underlying lesion is relatively circumscribed and associated with ... earliest and most profound neuronal loss in memory-related parts of the brain such as the entorhinal cortex and the hippocampus This is why progressive forgetfulness for recent events and experiences...

Ngày tải lên: 06/07/2014, 13:20

... car and drive my car into chicago You will back get your car and my car park in my driveway Love, Mom." Comprehension deficits, if present, start with an occasional inability to understand ... GornoTempini and colleagues, three variants of PPA can be recognized: an agrammatical variant characterized by poor fluency and impaired syntax, a semantic variant characterized by preserved fluency and ... by preserved fluency and syntax but poor single word comprehension, and a logopenic variant characterized by preserved syntax and comprehension but frequent word-finding pauses during spontaneous...

Ngày tải lên: 06/07/2014, 13:20

... lesser impact on overall awareness; there is a paucity of exploratory and orienting acts directed toward the neglected hemispace; and the patient behaves as if the neglected hemispace was motivationally ... more common, severe, and lasting after damage to the right hemisphere than after damage to the left hemisphere Severe neglect for the right hemispace is rare, even in left handers with left hemisphere ... placed on the left side of the tray; and may fail to read the left half of sentences When the examiner draws a large circle [12–15 cm (5–6 in.) in diameter] and asks the patient to place the numbers...

Ngày tải lên: 06/07/2014, 13:20

... (oculomotor apraxia) and in accurate manual reaching toward visual targets (optic ataxia) The third and most dramatic component of Bálint's syndrome is known as simultanagnosia and reflects an inability ... the visual identification of objects and scenes For example, a patient who is shown a table lamp and asked to name the object may look at its circular base and call it an ash tray Some patients ... manifestation of hemispatial neglect; in others, there is a more universal deficit in reproducing contours and three-dimensional perspective Dressing apraxia and construction apraxia represent special...

Ngày tải lên: 06/07/2014, 13:20

... hemisphere and object agnosia with lesions in the left The Limbic Network for Memory: Amnesias Limbic and paralimbic areas (such as the hippocampus, amygdala, and entorhinal cortex), the anterior and ... its use The characteristic lesions in prosopagnosia and visual object agnosia consist of bilateral infarctions in the territory of the posterior cerebral arteries Associated deficits can include ... The deficit in prosopagnosia is therefore modality-specific and reflects the existence of a lesion that prevents the activation of otherwise intact multimodal templates by relevant visual input...

Ngày tải lên: 06/07/2014, 13:20

... medial prefrontal, and orbitofrontal components The terms frontal lobe syndrome and prefrontal cortex refer only to the last three of these four components These are the parts of the cerebral cortex ... the greatest phylogenetic expansion in primates and especially in humans The dorsolateral prefrontal, medial prefrontal, and orbitofrontal areas, and the subcortical structures with which they ... hypothalamus, and the limbic thalamus Occasionally, unilateral left-sided lesions can give rise to an amnestic state, but the memory disorder tends to be transient Depending on the nature and distribution...

Ngày tải lên: 06/07/2014, 13:20

... initiative, creativity, and curiosity and displays a pervasive emotional blandness and apathy In the frontal disinhibition syndrome, the patient becomes socially disinhibited and shows severe impairments ... of the prefrontal network and the ascending reticular activating system Retentive memory, on the other hand, depends on the stable (offline) storage of information and is associated with the ... one criterion to another in sorting or matching tasks) is impoverished; distractibility by irrelevant stimuli is increased; and there is a pronounced tendency for impersistence and perseveration...

Ngày tải lên: 06/07/2014, 13:20

... diagnosis and treatment of these patients requires an understanding of the principles that link neural networks to higher cerebral functions FURTHER READINGS Catani M, Ffychte H: The rises and falls ... frontal lobe and leads to a gradual dissolution of behavior and complex attention Primary progressive aphasia is characterized by a gradual atrophy of the left perisylvian language network and leads ... common in patients with higher cerebral dysfunction and should be treated These patients may be sensitive to the usual doses of antidepressants or anxiolytics and deserve a careful titration...

Ngày tải lên: 06/07/2014, 13:20

... Cite this article as: Fink SL: Worst case: rethinking tertiary triage protocols in pandemics and other health emergencies Critical Care 2010, 14:103 ... considerable inter-officer disagreement and lack of confidence in triage decisions were noted In a situation where triage decisions carry life and death stakes, and family members vent their anguish, ... Medical experts and the lay public may have different views about what ethical principles and values should guide triage priorities (the role of age, chronic illness, disability, and previous access...

Ngày tải lên: 13/08/2014, 20:21

... survival and good cerebral performance between Group A and Group B (P < 0.01), between Group C and Group D (P < 0.01) and between Group B and Group D (P < 0.01) In comparisons of Group A and Group ... Group B and Group D with BCPR, and 10 minutes in Group A and Group C without BCPR Table presents the 1-month survival rates and CPC rates of all the bystander-witnessed OHCA patients and those ... ACLS: advanced cardiac life support; BCPR: bystander-initiated cardiopulmonary resuscitation; CPC: cerebral performance category; CPR: cardiopulmonary resuscitation; ELST: emergency life-saving technician;...

Ngày tải lên: 13/08/2014, 21:21

... and classified different categories of medical and surgical emergencies Only events that actually happened in the air after take-off and before landing were included rpk values were also obtained ... to 2007 and from another for 2006 to 2007 The total rpk analysed in this study included a total of 613.03 billion rpk Of all emergencies documented, 20.4% were on continental flights and 79.6% ... medical emergencies American and European viewpoints on the duties of health care personnel Lakartidningen 2002, 99:3596-3599 23 Rosenberg CA, Pak F: Emergencies in the air: problems, management, and...

Ngày tải lên: 25/10/2012, 10:31

... in SHR and WKY rats Ann Lab Clin Sci 1986;16:419-426 32 Grant KE, Chandler RM, Castle AL, Ivy JL: Chromium and exercise training: effect on obese women Medicine and Science in Sports and Exercise ... for the 20th Century: Chronic and Disabling Conditions 12:1.6, October 2000 Wotecki CE, Welsh SO, Raper N, Marston RW: Recent trends and levels of dietary sugar and other caloric sweeteners In: ... blood pressure and catecholamine excretion in SHR and WKY Am J Physiol 1986;250:E381-385 Kopilas MA, Dang LNT, Anderson HDI: Effect of dietary chromium on resistance artery function and nitric oxide...

Ngày tải lên: 26/10/2012, 08:57

... to herself by a touch of the hand of Zeus, and bare a child called Epaphus And from Epaphus sprang Libya, and from Libya, Belus; and from Belus, Aegyptus and Danaus And the sons of Aegyptus willed ... gates of Argos: statue and shrines of Zeus and other deities stand around CHORUS ZEUS! Lord and guard of suppliant hands! Look down benign on us who crave Thine aid whom winds and waters drave From ... the shape of a bull And by the will of Zeus and the craft of Hermes was Argus slain Then Io was driven over far lands and seas by her madness, and came at length to the land of Egypt There was...

Ngày tải lên: 06/11/2012, 14:13

... lots and lots of cabmen as you know, hay is dear, and folks are paltry nowadays and always contriving to go by tram And yet, thank God, I have nothing to complain of I have plenty to eat and good ... shakes her head, rocks the cradle, and murmurs her song The green patch and the shadows from the trousers and the babyclothes move up and down, nod to her, and soon take possession of her brain ... has come to feed the baby, and is standing in the middle of the room While the stout, broad-shouldered woman nurses the child and soothes it, Varka stands looking at her and waiting till she Thank...

Ngày tải lên: 06/11/2012, 14:13