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Biomedical subjects

M Galinski

Publications and source records attributed to M Galinski.

15 recordsLinked to original sources

[Emergency ambulance management of acute pain in children: a national survey].

OBJECTIVES: To assess the knowledge and skills of physicians staffing mobile intensive care units (emergency ambulances) in the management of severe acute pain in children. METHODS: Questionnaire-based telephone interviews with emergency physicians of all urban emergency ambulance services (n=360). This questionnaire covered knowledge of procedures for assessment of pain, definition of severe acute pain and its, treatment, availability of morphine and similar drugs, local guidelines and the physicians' opinion of the national guidelines. RESULTS: Physicians from all but one ambulance service responded. Forty-nine percent were unaware of the French Society of Anesthesiology and Intensive Care guidelines, and 63% had no local guidelines. Eight percent defined severe acute pain correctly and 10% defined the therapeutic objective correctly. Forty-seven percent used morphine (which was available for 93%), and 7% and 13% respectively followed guidelines about doses and waiting periods between administrations. CONCLUSION: This survey showed inadequate knowledge about the management (assessment and treatment) of severe acute pain in children in prehospital emergency settings. Training in this area is essential.

Acute Disease↗

[Victims of fall from height. Study of 287 patients and determination of clinical prognostic factors].

INTRODUCTION: Fall from height is a common cause of severe blunt urban trauma but this mechanism of trauma is poorly documented. OBJECTIVE: To describe initial clinical parameters, injuries and outcome in patients victims of falls from height and to determinate clinical prognostic factors. STUDY DESIGN: Retrospective study from January 1998 to May 1999 and prospective study from June 1999 to September 2000. Inclusions: patients older than 12 year-old victims of falls with height of more than 3 m. PATIENTS AND METHODS: Studied parameters: demographic data, fall circumstances, prehospital clinical evaluation (Glasgow coma scale (GCS), Arterial Blood Pressure (ABP), Heart Rhythm (ER) and revised trauma score (RTS) initial and patients outcome. RESULTS: Two hundred and eighty seven patients were included during 32.5 months; 33% were women and 67% men. Mean age: 37 +/- 16 years. Median height of fall: three stairs (3-4). Final mortality: 34% including 22% death on site with or without resuscitation, 5% before hospitalization, 8% during the first day and 2% later. Independent prognostic factors were GCS (OR = 0.40; IC: 0.25 - 0.65; P = 0.0002), initial ABP (OR = 0.94; IC: 0.90 - 0.98; P = 0.008) and RTS (OR = 2.93; 1.19-7.24; P = 0.02). CONCLUSION: Immediate mortality after fall from heights is high and remains low after day 3. GCS, ABP and RTS are independent prognostic factors.

Accidental Falls↗

[National survey of emergency management of acute pain in prehospital setting].

OBJECTIVES: Assessment of skill of physicians staffed Mobile Intensive Care Units (MICU) in severe acute pain (SAP) management. METHODS: This study was conducted with a phone questionnaire addressed to emergency physicians of all metropolitan Smur (N =360). This questionnaire included medical teaching, professional position, means of severe acute pain assessment and definition of SAP, treatment, analgesic drug availability, locals guidelines and personal assessment of national guidelines were studied. RESULTS: Exhaustivity was more than 99% (359/360). Eighty percent of physicians were specialized in emergency care, 8% were anaesthesiologists (or intensivists), 78% worked in emergency department and 76% were full time. Forty nine percent of physicians did not know French Society of Anesthesiology and Intensive Care guidelines and 63% did not have locals analgesics guidelines. To define SAP, Visual Analogic Scale (VAS) or Numeric Scale (NS) >6/10 were mentioned only by 17%. Therapeutic efficiency was assessed and defined by VAS or NS <3/10 by 14%. Morphine was available in 90% of MICU, fentanyl in 79% and nalbuphine in 64%. Morphine was used in first intention by 71% of physicians. Guidelines about doses and waiting periods between 2 administrations were followed respectively by 6% and 28%. Ninety percent of physicians combined at least two treatments, 58 % combined at least three and 39%, at least four. CONCLUSION: This survey showed a low knowledge about severe acute pain management in out-of-hospital setting, both for pain assessment and treatment. There were few locals guidelines to overcome this deficiency. A training work is essential to improve care of acute pain in out-of-hospital setting.

Acute Disease↗

[In-hospital cardiac arrest resuscitation: medical and paramedical theory skill assessment in an university hospital].

OBJECTIVES: Theory knowledge and attitude assessment about in-hospital cardiac arrest (CA) basic life support by hospital staff. METHODS: We tested medical and paramedical working staff in a 450 beds university hospital with anonymous questionnaire based on training for basic life support. Questions were about presence of a formation before, clinical signs reached in front of unconscious patient, attitude in front of cardiac-arrest, practical experience with basic life support and ward emergency trolley. RESULTS: Five hundred and seventy one on 996 people answered to handed out questionnaires (57%): 158 from medical staff (Med group) and 413 from nurses "Pmed". Seventy one percent people from "Med" group and 64% from "Pmed" received one time at least training about cardiac-arrest. Front of unconscious patient, no spontaneous breath was reached explicitly by 55% people from Med group and 19% from "Pmed" group and central pulse was reached explicitly by 70% people from "Med" group and 18% from "Pmed" group. Front of CA, 50% people from "Med" group released airway, 75% began ventilation and 86%, External Heart Compression (EHC) and 42% called for rescue. There were respectively 29, 47, 64 and 60% people from "Pmed" group. Eighty-one percent people from "Med" group thought they knew to do ventilation and 82% did it one time at least. Eighty-eight thought they knew to do EHC and 85% did it one time at least. They were respectively 67, 76, 73 and 78% people from Pmed group. Sixty-four per cent of Med group people know that there is emergency trolley in there department versus 89% for "Pmed" group. CONCLUSION: This study showed that theoretical knowledge of hospital staff about cardiac arrest diagnostic and management are insufficient from the point of view of national and international guidelines. Analysis is difficult because of weak response number and knowledge people overestimation.

Allied Health Personnel↗

Disposable laryngoscope blades do not interfere with ease of intubation in scheduled general anaesthesia patients.

BACKGROUND AND OBJECTIVE: Intubation of the trachea has been a risky cross-contamination procedure over the past decade because no perfect decontamination procedures exist. Infectious agents found on laryngoscopic devices have the potential for devastating spread of the human immunodeficiency virus, hepatitis viruses B and C and transmissible non-conventional agents. The purpose of this prospective observational study was to assess the quality of endotracheal intubation with disposable laryngoscope blades, under normal intubating conditions. METHODS: Anaesthetists were asked to complete daily questionnaires regarding the difficulty of intubation experienced using the Vital View disposable laryngoscope blade (Vital Signs Inc, Totowa, NC, USA). The choice of the type of blade (conventional or disposable blade) for the first attempt at intubation depended only on the operating room assignment. Glottic visualization during laryngoscopy was assessed by the modified Cormack and Lehane classification. Difficult tracheal intubation was evaluated by the intubation difficulty scale (> 5, procedure involving moderate to major difficulty). RESULTS: The anaesthetic staff recorded 219 intubations. One hundred-and-nineteen of first attempts at laryngoscopy were with disposable blades (DB group) and another 100 with conventional blades (CB group). There were no significant differences between the two groups for Cormack and Lehane score 3, for intubation difficulty scale scores > 5 and for intubation difficulty scale score 0. There were 12 blade changes before successful intubation. CONCLUSIONS: In routine use, the Vital View disposable laryngoscope blade appears to be an efficient device because it does not modify the ease of endotracheal intubation in most cases. Nonetheless, it may be advisable to maintain conventional laryngoscopes in reserve for difficult intubations.

Anesthesia, General↗

Complication profiles of adult asthmatics requiring paralysis during mechanical ventilation.

OBJECTIVE: To assess the characteristics and the incidence of morbidity of intubated asthmatic patients who received long-term paralysis. DESIGN: Retrospective cohort study. SETTING: Five intensive care units (ICUs) in Paris and the surrounding suburbs. PATIENTS AND PARTICIPANTS: The NMB group consisted of patients who received neuromuscular blocking agents for more than 12 h (NMB group) versus sedation alone (SED). INTERVENTIONS: None. MEASUREMENTS AND RESULTS: The incidence of post-extubation muscle weakness and/or myopathy was 18% in the NMB group compared to 2% in the SED group ( p=0.01). The occurrence of ventilator-associated pneumonia was higher in the NMB group (42% versus 4%; p<0.0001). The duration of ICU stay and of mechanical ventilation were significantly greater in the NMB group. Multiple logistic regression analysis showed that inclusion in the NMB group was the only independent predictor of the presence of the overall morbidity [odds ratio 6.4 (2.09; 19.64)]. CONCLUSION: While greater initial severity of respiratory compromise in the NMB group may explain part of the difference, use of NMB agents appears to be strongly related to the presence of significant complications among mechanically-ventilated asthmatic patients.

Adult↗

Randomized study comparing the "sniffing position" with simple head extension for laryngoscopic view in elective surgery patients.

BACKGROUND: The "sniffing position" is recommended for optimization of glottic visualization under direct laryngoscopy. However, no study to date has confirmed its superiority over simple head extension. In a prospective, randomized study, the authors compared the sniffing position with simple head extension in orotracheal intubation. METHODS: The study included 456 consecutive patients. The sniffing position was obtained by placement of a 7-cm cushion under the head of the patient. The extension position was obtained by simple head extension. The anesthetic procedure included two Laryngoscopies without paralysis: the first was used for topical glottic anesthesia. During the second direct laryngoscopy, intubation of the trachea was performed. The head position was randomized as follows: group A was in the sniffing position during the first Laryngoscopy and the extension position during the second, group B was in the extension position during the first laryngoscopy and the sniffing position during the second. Glottic exposure was assessed by the Cormack scale. RESULTS: The sniffing position improved glottic exposure (decreased the Cormack grade) in 18% of patients and worsened it (increased the Cormack grade) in 11% of patients, in comparison with simple extension. The Cormack grade distribution was not significantly modified between the two groups. Multivariate analysis showed that reduced neck mobility and obesity were independently related to improvement in laryngoscopic view with application of the sniffing position. CONCLUSIONS: Routine use of the sniffing position appears to provide no significant advantage over simple head extension for tracheal intubation in this setting. The sniffing position appears to be advantageous in obese and head extension-limited patients.

Adult↗

[Periodic evaluation of practices in postoperative pain management] .

OBJECTIVE: Periodical assessment of practices as part of a quality assurance program: impact on postoperative pain. PATIENTS: All patients evaluated from the first postoperative day during a week. METHODS: Two surveys performed at a six month interval after establishment of some corrective measures. Different items were evaluated: pre-anaesthesia information for patients, pain severity and satisfaction with pain treatment. Medical data were consulted concerning postoperative analgesic prescriptions, their realization, pain assessment by nurses. Between the two surveys, first survey results were presented to anaesthesiologists. Then guidelines for prescriptions were suggested and new monitoring guidelines were proposed to nurses in surgical ward. RESULTS: 94 patients were evaluated during each survey. Patients had undergone orthopaedic, visceral, urology, ophthalmology and vascular surgery. Half of the patients did not receive information about pain before surgery. 43% of patients had a pain scores = 30/100 during movements; no difference was found between the two evaluations. Satisfaction graded as "moderate or insufficient" decreased from 22% (1rst survey) to 10 (2nd survey) (p < 0.05). Non steroidal anti-inflammatory drugs and nefopam prescriptions increased between the two surveys (p < 0.05). Association of three or four analgesics increased between the two surveys and monotherapies decreased (p < 0.05). Concordance of prescriptions with guidelines was 55% during first survey and 62% during the second (NS). Pain severity was not recorded for 36% of patients at first survey and in 18% at the second (p < 0.05). CONCLUSION: Although anaesthesiologists and nurses changed their practice due to a quality insurance program concerning postoperative pain, its consequence on the severity of postoperative pain was not significant.

Analgesics↗

[A low dose of nalbuphine reverses respiratory depression but not analgesia induced by intraspinal morphine].

Postoperative pain management after scoliosis surgery is based in our institution on intrathecal morphine administration. This case report describes an immediate and major postoperative respiratory depression that occurred in the recovery room, requiring the maintenance of the endotracheal tube. This respiratory depression was reversed by i.v. administration of a low dose of nalbuphine, which allowed tracheal extubation without suppression of morphine-induced analgesia.

Adolescent↗

Evolutionary profile of the circumsporozoite gene of the Plasmodium cynomolgi complex.

The circumsporozoite genes and flanking sequences of the Ceylon, Gombak, London, NIH and Mulligan strains of the Plasmodium cynomolgi complex were isolated by molecular cloning and compared. About 11,000 bases of the Gombak clone were mapped in detail and found to have their exact counterparts in all the other strains. In contrast the epitope-encoding region, a 600-base sequence consisting of short tandem repeats, exhibited no homology with any of the other clones. These findings show that different regions of the circumsporozoite gene evolve in sharply different modes.

Animals↗

The sequences of the N protein gene and intergenic region of the S RNA of pichinde arenavirus.

Two overlapping DNA clones representing more than half of the Pichinde arenavirus S RNA segment were cloned into pBR322 and their nucleotide sequences were determined. The analyses predict that the viral nucleocapsid protein (N) is encoded in a reading frame in the viral complementary RNA sequence starting at viral S RNA nucleotide residue 84 from the 3' end and terminating with an opal codon at residues 1767-1769. The position of the termination codon has been confirmed by primer directed dideoxynucleotide sequencing. The N protein has a calculated size of 62,911 Da and a net positive charge of +9. Viral complementary 15 S mRNA that directs the synthesis of N protein and hybridizes to the predicted N gene DNA has been identified in infected cell extracts. A second nonoverlapping reading frame in the viral complementary sequence originates at nucleotide position 1827 and remains open for at least 71 amino acids (i.e., the extent of the second clone). A long stretch of hydrophobic amino acids is near the amino terminus of this predicted gene product. Between the two reading frames is a 60-nucleotide-long noncoding intergenic region. This nucleotide sequence can be arranged in hairpin configuration involving 14 G-C and 4 A-U base pairs. The possible function of this intergenic region in the regulation of transcription and/or translation is discussed.

Amino Acid Sequence↗

Sequencing studies of pichinde arenavirus S RNA indicate a novel coding strategy, an ambisense viral S RNA.

Analyses of the complete sequence of the 1.1 X 10(6)-dalton, small (S) RNA of the arenavirus Pichinde and virus-induced cellular RNA species have revealed that the viral nucleoprotein, N, is coded in a subgenomic, non-polyadenylated, virus-complementary mRNA corresponding to the 3' half of the viral RNA (Auperin et al., Virology 134:208-219, 1984). By contrast, a second S-coded product, presumably the viral glycoprotein precursor (GPC), is coded in a subgenomic, virus-sense mRNA corresponding to the 5' half of the RNA. Between the two genes is a unique RNA sequence that can be arranged in a hairpin configuration and may function as a transcription terminator for both genes. The term ambisense RNA is coined to describe this novel coding strategy of a viral RNA. The unique feature of the strategy is that the presumptive GPC mRNA and its translation product cannot be made until viral RNA replication has commenced. In addition, it allows the two subgenomic mRNA species to be regulated independently from each other or from other viral mRNA species. The implications of this strategy on possible mechanisms for the induction and maintenance of viral persistence, an important attribute of arenavirus infections, are discussed.

Arenaviridae↗