Gene/Protein Disease Symptom Drug Enzyme Compound
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Query: UMLS:C0220723 (PCA)
 4,687 document(s) hit in 31,850,051 MEDLINE articles (0.00 seconds)

Pain is one of the most important considerations in the care of thoracic surgical patients. Failure in pain management is associated with increased mortality and morbidity. Acute pain management aspires to stop the painful stimuli before it is transferred to the CNS. The authors recommend (1) a thorough explanation of the operation and the expected outcome to the patient, (2) preoperative pulmonary rehabilitation for those with marginal lung function, (3) choosing the least painful surgical approach with acceptable exposure, (4) minimizing tissue trauma during surgery, (5) preemptive analgesia, and (6) early ambulation as prophylactic measures that should be employed during hospitalization. Good acute pain control should reduce the incidence of chronic pain. Mediansternotomy and VATS seem to be less acutely painful approaches than thoracotomy for most thoracic surgery. One should rule out recurrent malignancy as the etiology for chronic or recurrent pain. Opioids and NSAIDs are sufficient to produce optimal pain control in patients who undergo VATS and sternotomv. TEA is typically reserved for patients who have a thoracotomy. Opioid PCA can be used instead of-or after the discontinuation of-the epidural catheter. Chronic pain can be treated in many ways, and input from a pain clinic might be beneficial. The single best approach to chronic pain is to prevent it. This can be achieved by selecting the right incisional approach, instituting early physical therapy, and achieving optimal postoperative pain control.
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PMID:Acute and chronic pain syndromes after thoracic surgery. 1247 33

The choice of the appropriate application form is a critical prerequisite to ensure therapeutic success in pain therapy. Tablets, capsules, and oral liquids are the classical application forms. Slow release formulas have optimized the therapy of chronic pain and offer the possibility of an oral basic medication with only two applications a day. Transdermal delivery systems of highly effective opioids offer particular advantages in chronic and stable pain conditions. Oromucosal delivery systems are an option for a rapidly effective rescue medication, while suppositories are not an application form of first choice because of their low acceptance by the patients and poorly reproducible bioavailability. PCA (patient controlled analgesia) needs to be reserved for patients lacking other therapeutic options. For many of those application forms specific information about prescription and application is needed to ensure good therapeutic results.
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PMID:[Drug application forms in chronic pain therapy]. 1684 75

This airticle combines the principal component analysis with persistent homology for applications in biomolecular data analysis. We extend the technique of persistent homology to localized weighted persistent homology to fit the properties of molecules. We introduce this novel PCA in the study of the folding process of residues 1-28 of amyloid beta peptide in solution. We are able to determine 7 metastable states of amyloid beta 1-28 using homology of dimension 2, corresponding to 7 local minimums in the free energy landscape. We also give the transition information between the 7 types and the disconnectivity graph. Our result is very robust under change of parameters. Furthermore persistent homology of dimension 1 also give consistent results. This method can be applied to different peptides and molecules. This article is protected by copyright. All rights reserved.
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PMID:Persistent homology and application on residues 1-28 of amyloid beta peptide. 3324 77