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Scientific Advancement in the 20th Century Essay

Logical Advancement in the twentieth Century - Essay Example Rather than breaking down the issue on logical premise, they have clung to t...

Monday, January 27, 2020

Dystonia in the Joint Hypermobility Syndrome

Dystonia in the Joint Hypermobility Syndrome Ehlers-Danlos syndrome first described by Tschernogobow (1896) in Moscow and Ehlers (1900) in Copenhagen is a mostly autosomal inherited genetic disease of collagen synthesis that sensitizes the ensemble of the connective tissue which becomes less resistant and less elastic. These two characteristics explain the symptomatology: fragility of the skin, of the vessels (haemorrhages) and the presence of a diffuse proprioceptive syndrome due to dysfunction of the receptors which are implanted into little or non-reactive connective tissue. Diagnosis of the hypermobile type of EDS is solely clinical as there is to date no genetic maker for the most frequent form of EDS. The rarity of the disease needs to be put into question before the crowd of patients at consultations. Our experience is based on an active database of 2212 patients which all fall under the Villefranche criteria. A great number of signs and symptoms have yet to be attributed to this syndrome. They are, combined with the una wareness of physicians about the syndrome, at the origin of therapeutic errors accompanied by the iatrogenic effects of prejudice towards these patients. This is the case of dystonia which is present in 75% of our cases. Dystonia plays an important part in the functional discomfort which is at the origin of a number of handicap situations. It seems to be related to dysautonomia common amongst the patients, proprioceptive problems and the multiple pains caused by the syndrome. Dystonia treatment with Amantadine and L-Dopa permits to obtain results which go further than the normally associated extra-pyramidal treatment and opens new perspectives on the management of a syndrome that has been particularly difficult to treat. Key-Words : Ehlers-Danlos syndrome (EDS), dystonia, dysautonomia, L-dopa, pains, fatigue. Dystonia in the joint hypermobility syndrome (a.k.a. Ehlers-Danlos syndrome, hypermobility type). Introduction Ehlers-Danlos syndrome (EDS) recognition went through many vicissitudes since the first outstanding description by Tschernogobow (1) and Ehlers (2) respectively in Moscow in 1896 and in Copenhagen in 1900. EDS genetic grounds have been recognized since 1949 (4) collagens role as early as 1956 (5). EDS was studied in parallel by the rheumatologists (Brighton and Grahame) and the geneticist (Beighton) who are each working mainly on articular hypermobility with different assessment tests. There is perfect similarity between the rheumatologists joint hypermobility syndrome and the geneticists EDS hypermobility type. These two denominations refer in fact to the same illness. However, a great body of clinical manifestations has not yet been assigned to this syndrome. They are, in combination with the physicians usual unawareness of this syndrome, the cause of many diagnostic wavering with their iatrogenic side-effects that harm the patients. This is the case with dystonia. MATERIAL AND METHODS 2,212 patients were diagnosed and followed up in the Ehlers-Danlos consultation in Paris, between 2006 and 2015. They were all examined by the same physician with the same evaluation grid both qualitative and quantitative allowing to rate from 0 to 4 the symptoms subjective severity and objective data from clinical examination. The populations age varies from 2years to 69 years (mean age: 32). 80% are women. Inclusion criteria All the patients in this study met the criteria of the geneticians Villefranche classification (6). On top of the criteria within this classification, we observed a group of 153 patients examined in 2013 with a quotation of severity equal or superior to 2/4 (medium intensity) with clinical manifestations of the following: multiple pains (95%), fatigue (93%), proprioceptive problems (92%), hemorrhages (93%), GERD (72%), bucco-dental manifestations (72%), hyperacousia (75%), diplopia (74%), SOB (76%), dysautonomia: heavy sweating (70%), cold intolerance (74%), a pseudo Raynaud with cold extremities (84%), cognitive problems : attention (79%) and memory (72%). As of date there is no genetic test available for the hypermobile form of EDS. Finding other cases amongst the patient’s family (95%) is a strong diagnostic argument. Dystonia identification Dystonia was diagnosed if a patient suffered from one or several of the following symptoms: Involuntary muscular contractions without movement such as fasciculation on the face, blepharospasm mainly, on the thigh, reminding of a mobile phone vibration in a trouser pocket, Sudden movements such as a fit of the wrist, the shoulders, the legs or wide movements which results in hitting objects or people or throwing off balance the patient for whom they occur in the lower limbs Trembling, jerking, hesitant hand movements Trembling fingers or thumbs in motion or at rest Muscular contractions often described as hardening of muscles, rigidity, constraining movement, or as cramps Lasting contractions in forced flexion of the thumb or fingers, in flexion and adduction of the feet, Writer’s cramp when writing after variable amounts of time, Incessant, repetitive movement in flexion or extension of the foot and knee when sitting with feet on the ground, Repetitive movement of the trunk alternating between flexion and extension at the hip Diffuse tonic crises at the lower limbs with alternating, violent movements worsened by tenting to immobilize them Short contractions of the lower limbs leading to a fall Partial or generalized tonic-clonic movements and the possibility of hematomas facilitated by the fine skin and the fragility of the vessels. These can be confused with seizure activity but the EEG remains normal Restless leg syndrome at night, which sometimes evolves into very violent jerks Bruxism, which we often encounter in EDS patients could be related to dystonia These dystonic contractions provoke luxations of the shoulder, fingers, a hip, knee or the maxilla. They are most commonly of short duration but can prolong over several days, weeks, months or exceptionally years as we have observed in a few cases. Dystonia is associated with the accentuation of other manifestations of the syndrome. Pain often increases to a very intense level in the part of the body where the dystonia occurs. Dysautonomic problems (vasomotor, sweating, tachycardia, orthostatic hypotension, freezing and cold intolerance, nausea, sensations of generally feeling unwell, POTS) at which Jaime Bravo (7) attaches fatigue. Pain itself can also provoke dystonia sometimes due to subcutaneous or intramuscular injections, traumatism, or simply during physical exam manoeuvre. It is perceived as painful by these hyperalgesic patients. Dystonia exists in 75% of our patients with the following severity index : 2/4 (39%), 3/4 (29%) and 4/4 (7%). The treatment of dystonia within EDS Our therapeutic approach of EDS (8) centres on the amelioration of the proprioceptive troubles, of the pain as well as the fatigue. Foremost we use proprioceptive shoe inlays and particularly proprioceptive clothing specifically adapted for EDS, derived from the treatment of burn victims and oxygen therapy against fatigue, shortness of breath and migraines. For the last five years we have successfully used Amantadine after the discussion with Pierre Cesaro (neurologist, specialist in the treatment of Parkinson). (9) When it was taken of the market in France we sought to replace it with L-Dopa which we prescribe at a low dosage (62,5 mg q3d –Modopar: 50mg L-Dopa +12,5mg Benserazide hydrochloride) adjusted to the needs of the patient especially in severe cases. We describe here the case of a 54 year old woman, a family medicine physician, who had been diagnosed with EDS-HT. Signs present since childhood worsened at the age of 52: muscular pain, intense fatigue, proprioceptive problems manifesting most importantly with difficulties waling. Signs of dystonia could be observed in the lower limbs. She is very tired with crises of somnolence that disturb her professional life. The fatigue and muscular pain is partially alleviated by wearing proprioceptive shoe inlays, 3 sessions of oxygen therapy (3L/min) 20min/day, baclofen and L-Carnitine. The effects alleviate progressively over the course of 2 months a generalised sensation of muscular rigidity of the legs and face with difficulties in the articulations, muscular twitches increasing in frequency. She started progressively on a treatment with Modopar (62,5mg q3d). The results were spectacular; after 2 weeks she recuperated fluid motion in her legs, the involuntary muscular contractions disappeared, but there was also improvement in her vigilance and in the fatigue. She stopped the Baclofen without forfeiting anything in her muscular state. After 4 months of the treatment with L-Dopa the effects on her vigilance are maintained with the total loss of the hypersomnia. She can cut down her intake of Tramadol extended release threefold. Whereas before she thought about stopping all of her professional activities, she is now able to pursuit her professional life with efficacy. The oxygen therapy is maintained as well as the L-Carnitine for their action on muscles, because c utting down this part of the treatment lead to an increase in muscular pain. Discussion 1 Identifying dystonia as a frequent and evocative manifestation of EDS Dystonia should be looked for in any patient diagnosed with EDS. It even contributes to its diagnosis. On the other hand, when dystonia is present in a patient often associated with psychiatric problems one should think of the possibility of EDS as a diagnosis and inquire about the other evocative signs: diffuse overall pain, fatigue, hypermobility, cutaneous fragility, joint problems, hemorrhages and familial cases. 2 Reflections on the pathophysiology We estimate that the alteration in proprioception plays a large part in the clinical manifestation of EDS. The receptors placed in a more elastic tissue, diminished in its thickness, easily deformed and compressed, having lost their elasticity (with a loss or attenuation of the elastic recoil),which do not or not well (not enough or too much) to solicitations. This is particularly true for the skin, which is the most important organ for the postural proprioception and for movement. This is also very true for the control of muscular activity via neuromuscular connections. This receptor dysfunction is also a plausible explanation for the anarchy within the autonomic nervous system, especially the crises of tachycardia and hypotension due to a loss in reactivity of the carotid sinus receptors implanted in altered collagen. This explanation can be expanded towards the mechanism causing dyspnea at effort, as the mechanoreceptors of the joints do not transmit the proper signals to the resp iratory centers. One of the arguments in favor of this explanation is the positive effect special compressive clothing has on the proprioceptive control of the limbs (less falls, fewer luxation of the shoulder and fingers) and the improvement of the respiratory difficulties when wearing these clothes on the trunk. It is logical to interpret dystonia by way of the same mechanism and the poor information which is received by the specialized area of central nervous system. The positive effect observed by Roland Jaussaud (10) on a patient presenting with permanent, multiple, involuntary movements which completely ceased after starting to wear the special EDS compressive clothing. An association between dystonia and dysautonomia has often been made (11). This corresponds to our observations made in consultation, especially in the instances that our patients came to call â€Å"their EDS crises†. These crises are often accompanied by postural orthostatic hypotension (POTS) which pla ys an important role in the sensation of fatigue. (7,12). They are habitually painful, even very painful. These observations suggest an intricate pathophysiological relationship between dystonia, dysautonomia and pain in Ehlers-Danlos syndrome which become the main therapeutic focus. 3 How to treat dystonia in EDS? The treatment of the proprioceptive problems (clothes and inlays), of the pain (inlays, local treatments to be preferred over the general route), of the fatigue (mostly oxygen therapy) and of the autonomic dysfunction by way of beta-blockers at low dose (13) seems to be a necessary prerequisite to be adjusted towards each patient individually. The specific treatment with anti-Parkinson medications have mostly been followed by their effects included on their effects in grand dystonic crises. The observation of positive effects outside of dystonia bears two questions: Firstly the role of dystonia itself on fatigue by way of less muscular activity and a better automatic control of movement, but also the role of dopamine as a molecule itself in this systemic disease. Conclusions Manifestations of dystonia in EDS is an important adjunct to further diagnosis and treatment, the understanding of its pathophysiology of this complex disease, which is little or poorly diagnosed, altering considerably life quality of the patients suffering from it and a source of many disabling situations. The integration of all the manifestations of dystonia into the symptomatology of EDS enriches the clinic of this syndrome and furthers/advances new therapeutic perspectives in a particularly hard to treat pathology. L-Dopa seems to have positive effects that transcend those researched on dystonia itself.

Sunday, January 19, 2020

Ethics and Morality Essay

â€Å"In philosophy we have a problem knowing the origin of right and wrong, there are various theories and ideas but we do not seem to have a definite answer to this question. † By Jamee Ford In life people are brought up in different homes, surrounded by different people and are taught different ways of life. As we grow up we are taught the difference between what is considered right and what is considered wrong, which is based on what is socially acceptable. We learn from a young age how we are expected to behave, the rules we have to abide by given from family and the morals we should have and grow up with. In this society it is difficult to find the origin of right and wrong for there are so many theories and ideas, but yet there is no definite answer. I believe morality comes from us citizens, the law, our feelings and our religion can give a certain indication to how we set our values, but I belive it is an objective fact that what is said to be wrong is wrong and what is said to be right is right. A minority of people believe that morality comes from God. These people have a lot of faith and get their morals and understanding of right and wrong from their belief in god and their bible. For example in the Bible, there are the 10 Commandments, a list of what is acceptable and unacceptable according to God. But what if we don’t believe in god, where would our sense of right and wrong come from? If we can’t change people’s options and feelings on what is right and wrong just by saying that it is acceptable or unacceptable, then why is it okay to say God can. Without god, would their still be morality? Because if god made it acceptable to kill other people, that still wouldn’t make it okay, so I believe this theory is unproven and morality and our right and wrongs can’t come from this theory. Another theory that has brought to the attention of the origin of right and wrong is The ‘Feeling Theory’ and the ‘Boo-hoorah’ theory. The feeling theory is an example of how morality does come from us. We make things right or wrong by approving or disproving of them. If a person has certain feelings about another person’s actions, it is saying something about them. If they disprove of an action, it is considered morally wrong to that person. This theory is people making a claim about what they think; they are claiming whether the action is right or wrong. The ‘Boo-Hoorah Theory’ is another example of how morality comes from us but involves expressing what we think is right or wrong rather than making a claim about it. Something is neither true nor false and according to this theory there is no fact of the matter just an expression of what the person observing thinks. The feeling theory and the boo-hoorah theory are both wrong for everyone is different and raised differently with different beliefs (everyone has different feelings). So technically one person can truly believe that it is okay to kill while another says it’s not okay, these two people are contradicting one another which rules out both theories. Some children are brought up in an abusive home environment; does this mean that morally they think its okay to treat people differently based on how they were raised? All people are raised in a different environment, under different circumstances so if morality comes from us then morality would have to include a whole lot of different views. Another important theory is that morality and our right and wrongs come from the law. Morality and the law often correspond, our morals are what we consider right and wrong, While the law is what has been decided as right and wrong for us. Both murder and stealing are things we consider morally wrong and are also against the law. In the perfect world we all want the law to coincide with morality, but in reality most likely will never be like that. For example drugs are illegal and the law will not accept any sort of behaviour involving drugs, but in some cases people justify that is morally acceptable to deal drugs use it for personal use because of financial situations and pleasure. So they morally justify it in their own head for it to be okay. Even though morality can be guided by the law, helping us understand the differences between right and wrong, morality can’t come from the law, for there are a lot of things the law accept but us civilians see it as wrong. As we can see morality cannot come from the above theories, for they all leave the question of the origin of right and wrong UN answered. I believe that morality comes from us and that things are right and wrong anyway. I believe G. E Moores theory of the extra fact (the six sense) that can detect wrongness. I truly believe this for it is true that there is that something inside of us, guiding us and helping us know what is right and wrong. We don’t necessarily have to be taught about all the wrongs in life to just get that gut feeling that mugging an elderly person is just wrong, why do we feel that? Why don’t we do it? It is because it is something that is just there. Also everyone in the world is different, we all come from different backgrounds and everyone has been brought up differently, in different environments. So therefore we all have different feelings and beliefs, for someone can truly believe that stealing is acceptable, when another thinks it is wrong. Morality is based on how you feel and how you treat people, expecting the same in return; you wouldn’t want someone to hurt you, so why would you want to hurt them. There are no proven facts to where right and wrong comes from but it is something that is just there. It changes over time, and things that were once believed as right are now seen as wrong. So therefore we cannot place judgements for we don’t know what morality and right and wrong will be seen as in ten years time, it’s based you as a person.

Saturday, January 11, 2020

Why Romeo’s Mood Change When He Realises Mercution Is Dying

Romeo’s mood changes when he realizes that Mercutio is dying as he suddenly becomes regretful ‘that an hour hath (Tybalt) been my kinsman’ and decides that ‘others must end’ over ‘this black day’s fate’, whereas at the beginning of the scene he is very calm and peaceful and tells Tybalt ‘I love thee’ and that the reason he does excuses the need to react aggressively toward the ‘greeting’ Tybalt gives him calling him ‘villain’ as his hate can have ‘no better term’.Romeo is made ‘effeminate’ by Juliet’s love and so his love ‘excuses the appertaining rage’ so he doesn’t harm the Capulet, ‘whose name I (he) tenders as dearly as’ his own as he is married to Juliet. When Mercutio and Tybalt are fighting he still continues to try to keep the peace, and tells Benvolio to help ‘beat down their weapons’ which links to the fig ht in Act 1 Scene 1 where Benvolio draws his sword to prevent the fighting, showing how they aren’t opposed to force to protect people they care about.When he realises Mercutio is dying he sheds his peace keeping attitude and actively participates in the fight as either him, Tybalt ‘or both’ must go with ‘Mercutio’s soul’ ‘to keep him company’. This also contrasts with the love expressed for Tybalt earlier, as he acts more masculine instead of being ‘effeminate’ as Juliet ‘hath soften’d valour’s steel’and fights to maintain his family’s honour and also avenge the death of his ‘very friend’, which shows two sides to Romeo; one being the courtly lover who is in love with Juliet and the other being an Italian hot-blooded male.

Friday, January 3, 2020

Case Analysis S1 Case Studies Essay - 943 Words

S1 CASE STUDY In 2008, the economy in the United States took a severe downturn into a recession. Due to this recession, the management at Thompson Technology â€Å"implemented a companywide hiring freeze to curtail labor costs by 10 percent â€Å" (Gusdorf, 2012, p. 1). The lengthy period of uncertainty, job realigning and numerous changes intensified the overall sense of uneasiness and frustration for the employees, which in turn lead, to employee disengagement. Now that some of the most difficult decisions have been made, Human Resources must address the problem of low morale. This particular issue threatens to cost the company in productivity and loss of human talent. In order for HR to address these issues, they will first need to assess the level of disengagement of the employees. Once the assessment is complete, they can begin strategizing ways to improve employee engagement and maintain productivity. 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