13 results on '"Dortch M"'
Search Results
2. Surgical wound morbidity in an austere surgical environment.
- Author
-
Lucha, P A, Wallace, D, Pasque, C, Brickhouse, N, Olsen, D, Styk, S, Dortch, M, and Beckman, W A
- Abstract
Surgical wound morbidity was analyzed for a U.S. military field hospital deployed to the Republic of Haiti in support of Operation New Horizons 1998. The purpose of the analysis was to determine if procedures performed in the field hospital had greater infectious risks as a result of the environment compared with historical reports for traditional hospital or clinic settings. Acceptable historical infection rates of 1.5% for clean surgical cases, 7.7% for clean contaminated cases, 15.2% for contaminated cases, and 40% for dirty cases have been noted. There were 827 operations performed during a 6-month period, with the majority of patients assigned American Society of Anesthesiologists Physical Status Classification class I or II. The distribution of these cases was: 72% clean cases, 5% clean contaminated cases, 4% contaminated cases, and 19% dirty cases. The overall wound complication rate was 3.6%, which included 5 wound infections, 11 wound hematomas, 8 superficial wound separations, and 6 seromas. The infectious morbidity for clean cases, the index for evaluation of infectious complications, was 0.8%, well within the accepted standards. There were two major complications that required a return to the operating room: a wound dehiscence with infection in an orchiectomy, and a postoperative hematoma with airway compromise in a subtotal thyroidectomy. There were no surgical mortalities. The infectious wound morbidity for operations performed in the field hospital environment was found to be equivalent to that described for the fixed hospital or clinic settings. No special precautions were necessary to ensure a low infection rate. The safety for patients undergoing elective surgical procedures has been established. Further training using these types of facilities should not be limited based on concerns for surgical wound morbidity.
- Published
- 2000
3. A Technique to Optimally Locate Multilevel Intakes for Selective Withdrawal Structures.
- Author
-
ARMY ENGINEER WATERWAYS EXPERIMENT STATION VICKSBURG MS HYDRAULICS LAB, Dortch,M S, Holland,J P, ARMY ENGINEER WATERWAYS EXPERIMENT STATION VICKSBURG MS HYDRAULICS LAB, Dortch,M S, and Holland,J P
- Abstract
As a result of increased public awareness and State and Federal legislation, water resources projects are being operated with a greater priority on water quality considerations. The use of a reservoir outlet works incorporating multilevel selective withdrawal intakes is a primary method for the control of reservoir in situ and release quality. This report presents a systematic numerical procedure whereby, for a given set of hydrothermal conditions, an optimum selective withdrawal intake configuration may be designed. The procedure is accomplished through the coupling of a reservoir thermal simulation model and a mathematical optimization algorithm. The report details the formulation of the design problem, input to the numerical procedure, constraints considered by the optimization procedure, and general use of the procedure. A case study illustrating the utility of the procedure for two optimization routines and the selection of one for the completed procedure are presented in detail.
- Published
- 1984
4. Developments in Water Quality Models for Surface Waters
- Author
-
ARMY ENGINEER WATERWAYS EXPERIMENT STATION VICKSBURG MS, Dortch,M. S., Waide,J. B., ARMY ENGINEER WATERWAYS EXPERIMENT STATION VICKSBURG MS, Dortch,M. S., and Waide,J. B.
- Abstract
Construction and operation activities at Corps of Engineers (CE) water resource projects can impact the quality of surface waters. A variety of numerical water quality models are required to assess these impacts, to evaluate various structural and operational alternatives for water quality control, and to determine cause and effect relationships of water quality problems. To help meet these needs, some of the R&D activities within the CE have been directed toward developing water quality models for reservoirs, rivers, and estuaries. This paper summarizes the status and availability of the reservoir and riverine water quality models., This article is from 'Proceedings of a Seminar on Applications in Water Quality Control Held at Portland, Oregon on 31 January - 1 February 1984,' AD-A155 514, p20-26.
- Published
- 1984
5. APPEAL. MONROE, LA., February 1, 1872.
- Author
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WARFIELD, E. W., GREEN, J. W., BENTON, THOS O., DORTCH, M. B., COBB, R. G., and FARMER, F.
- Published
- 1872
6. New York Bight Study. Report 3. Three dimensional particle tracking model for floatables and dissolved and suspended materials. Technical report
- Author
-
Dortch, M
- Published
- 1994
7. Marysville Lake hydrothermal study. Report 2. 2250-MW project; hydraulic and mathematical model investigation. Technical report January--May 1977
- Author
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Dortch, M
- Published
- 1978
8. 7 Strategies for Improving Drug Utilization.
- Author
-
Schlosser M, Chamberlain R, and Dortch M
- Subjects
- United States, United States Food and Drug Administration, Drug Approval, Drug Utilization
- Abstract
When new pharmaceutical products enter the market, the lack of real-world experience with these drugs creates quandaries for payers and providers alike. Often, all there is to go on is the minimum required for FDA approval-non-inferiority to a comparator product in terms of efficacy and safety. Here are a few promising strategies to end this ambiguity.
- Published
- 2017
9. Enhancing insulin-use safety in hospitals: Practical recommendations from an ASHP Foundation expert consensus panel.
- Author
-
Cobaugh DJ, Maynard G, Cooper L, Kienle PC, Vigersky R, Childers D, Weber R, Carson SL, Mabrey ME, Roderman N, Blum F, Burkholder R, Dortch M, Grunberger G, Hays D, Henderson R, Ketz J, Lemke T, Varma SK, and Cohen M
- Subjects
- Consensus, Humans, Insulin therapeutic use, Medication Errors prevention & control, Pharmacy Service, Hospital standards, Societies, Pharmaceutical
- Abstract
Purpose: Consensus recommendations to help ensure safe insulin use in hospitalized patients are presented., Summary: Insulin products are frequently involved in medication errors in hospitals, and insulin is classified as a high-alert medication when used in inpatient settings. In an initiative to promote safer insulin use, the American Society of Health-System Pharmacists (ASHP) Research and Education Foundation convened a 21-member panel representing the fields of pharmacy, medicine, and nursing and consumer advocacy groups for a three-stage consensus-building initiative. The panel's consensus recommendations include the following: development of protocol-driven insulin order sets, elimination of the routine use of correction/sliding-scale insulin doses for management of hyperglycemia, restrictions on the types of insulin products stored in patient care areas, and policies to restrict the preparation of insulin bolus doses and i.v. infusions to the pharmacy department. In addition, the panelists recommended that hospitals better coordinate insulin use with meal intake and glucose testing, prospectively monitor the coordination of insulin delivery and rates of hypoglycemia and hyperglycemia, and provide standardized education and competency assessment for all hospital-based health care professionals responsible for insulin use., Conclusion: A 21-member expert panel convened by the ASHP Foundation identified 10 recommendations for enhancing insulin-use safety across the medication-use process in hospitals. Professional organizations, accrediting bodies, and consumer groups can play a critical role in the translation of these recommendations into practice. Rigorous research studies and program evaluations are needed to study the impact of implementation of these recommendations.
- Published
- 2013
- Full Text
- View/download PDF
10. Clinically significant psychotropic drug-drug interactions in the primary care setting.
- Author
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English BA, Dortch M, Ereshefsky L, and Jhee S
- Subjects
- Drug Interactions, Drug Therapy, Combination adverse effects, Humans, Practice Patterns, Physicians', Psychotropic Drugs adverse effects, Mental Disorders drug therapy, Primary Health Care, Psychotropic Drugs therapeutic use
- Abstract
In recent years, the growing numbers of patients seeking care for a wide range of psychiatric illnesses in the primary care setting has resulted in an increase in the number of psychotropic medications prescribed. Along with the increased utilization of psychotropic medications, considerable variability is noted in the prescribing patterns of primary care providers and psychiatrists. Because psychiatric patients also suffer from a number of additional medical comorbidities, the increased utilization of psychotropic medications presents an elevated risk of clinically significant drug interactions in these patients. While life-threatening drug interactions are rare, clinically significant drug interactions impacting drug response or appearance of serious adverse drug reactions have been documented and can impact long-term outcomes. Additionally, the impact of genetic variability on the psychotropic drug's pharmacodynamics and/or pharmacokinetics may further complicate drug therapy. Increased awareness of clinically relevant psychotropic drug interactions can aid clinicians to achieve optimal therapeutic outcomes in patients in the primary care setting.
- Published
- 2012
- Full Text
- View/download PDF
11. Increasing blood glucose variability heralds hypoglycemia in the critically ill.
- Author
-
Kauffmann RM, Hayes RM, Buske BD, Norris PR, Campion TR Jr, Dortch M, Jenkins JM, Collier BR, and May AK
- Subjects
- Adult, Aged, Cohort Studies, Critical Care, Female, Humans, Hyperglycemia drug therapy, Hyperglycemia epidemiology, Hyperglycemia metabolism, Hypoglycemic Agents therapeutic use, Insulin therapeutic use, Logistic Models, Male, Middle Aged, Multivariate Analysis, Predictive Value of Tests, Retrospective Studies, Risk Factors, Severity of Illness Index, Vasoconstrictor Agents therapeutic use, Blood Glucose metabolism, Critical Illness epidemiology, Hypoglycemia epidemiology, Hypoglycemia metabolism
- Abstract
Background: Control of hyperglycemia improves outcomes, but increases the risk of hypoglycemia. Recent evidence suggests that blood glucose variability (BGV) is more closely associated with mortality than either isolated or mean BG. We hypothesized that differences in BGV over time are associated with hypoglycemia and can be utilized to estimate risk of hypoglycemia (<50 mg/dL)., Materials and Methods: Patients treated with intravenous insulin in the Surgical Intensive Care Unit of a tertiary care center formed the retrospective cohort. Exclusion criteria included death within 24 h of admission. We describe BGV in patients over time and its temporal relationship to hypoglycemic events. The risk of hypoglycemia for each BG measurement was estimated in a multivariable regression model. Predictors were measures of BGV, infusions of dextrose and vasopressors, patient demographics, illness severity, and BG measurements., Results: A total of 66,592 BG measurements were collected on 1392 patients. Hypoglycemia occurred in 154 patients (11.1%). Patient BGV fluctuated over time, and increased in the 24 h preceding a hypoglycemic event. In crude and adjusted analyses, higher BGV was positively associated with a hypoglycemia (OR 1.41, P < 0.001). Previous hypoglycemic events and time since previous BG measurement were also positively associated with hypoglycemic events. Severity of illness, vasopressor use, and diabetes were not independently associated with hypoglycemia., Conclusions: BGV increases in the 24 h preceding hypoglycemia, and patients are at increased risk during periods of elevated BG variability. Prospective measurement of variability may identify periods of increased risk for hypoglycemia, and provide an opportunity to mitigate this risk., (Copyright © 2011 Elsevier Inc. All rights reserved.)
- Published
- 2011
- Full Text
- View/download PDF
12. Surgical wound morbidity in an austere surgical environment.
- Author
-
Lucha PA Jr, Wallace D, Pasque C, Brickhouse N, Olsen D, Styk S, Dortch M, and Beckman WA Jr
- Abstract
Surgical wound morbidity was analyzed for a U.S. military field hospital deployed to the Republic of Haiti in support of Operation New Horizons 1998. The purpose of the analysis was to determine whether procedures performed in the field hospital had greater infectious risks as a result of the environment compared with historical reports for traditional hospital or clinic settings. Acceptable historical infection rates of 1.5% for clean surgical cases, 7.7% for clean contaminated cases, 15.2% for contaminated cases, and 40% for dirty cases have been noted. There were 827 operations performed during a 6-month period, with the majority of patients assigned American Society of Anesthesiologists (ASA) Physical Status Classification class I or II. The distribution of these cases was: 72% clean cases, 5% clean contaminated cases, 4% contaminated cases, and 19% dirty cases. The overall wound complication rate was 3.6%, which included 5 wound infections, 11 wound hematomas, 8 superficial wound separations, and 6 seromas. The infectious morbidity for clean cases, the index for evaluation of infectious complications, was 0.8%, well within the accepted standards. There were two major complications that required a return to the operating room: a wound dehiscence with infection in an orchiectomy and a postoperative hematoma with airway compromise in a subtotal thyroidectomy. There were no surgical mortalities. The infectious wound morbidity for operations performed in the field hospital environment was found to be equivalent to that described for the fixed hospital or clinic settings. No special precautions were necessary to ensure a low infection rate. The safety for patients undergoing elective surgical procedures has been established. Further training using these types of facilities should not be limited based on concerns for surgical wound morbidity.
- Published
- 2010
- Full Text
- View/download PDF
13. Migraine headache misconceptions: barriers to effective care.
- Author
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Wenzel R, Dortch M, Cady R, Lofland JH, and Diamond S
- Subjects
- Adult, Attitude of Health Personnel, Clinical Trials as Topic, Female, Humans, Male, Migraine Disorders epidemiology, Migraine Disorders physiopathology, Prevalence, Cardiovascular Diseases chemically induced, Migraine Disorders drug therapy, Serotonin Receptor Agonists adverse effects, Serotonin Receptor Agonists therapeutic use
- Abstract
Migraine headaches affect 12% of the adult population in the United States and cause a significant economic loss due to decreased workplace productivity Although interactions between pharmacists and individuals with headache are common, few pharmacists receive adequate training regarding migraine therapy. We refute several misconceptions that hinder effective care, such as that migraine is a vascular disease, triptans cause rampant cardiacrelated morbidity and even mortality, a best oral triptan exists, sinus and tension headaches are prevalent, and migraine is a minor economic problem. Our pathophysiologic understanding demonstrates that migraine is a neurologic process of the trigeminovascular system, of which vascular effects are secondary. This process can result in a myriad of clinical signs and symptoms, often leading to a misdiagnosis of sinus or tension headache. The last decade's experience with triptans in more than half a billion people worldwide reveals a benign adverse-effect profile, particularly when taken early in an attack. Published reports and real-world experiences illustrate that these drugs do not merit fears of triptan-induced cardiac consequences in appropriately selected individuals. Society's productivity loss due to migraine is measured in billions of dollars. Restoring a patient's ability to function normally is now recognized as the primary treatment goal, not merely relieving pain. Thus, the overreliance on "pain killer" drugs such as butalbital-containing products and the continued underutilization of migraine-specific drugs need to be addressed. Opportunities exist for pharmacists and other health care providers to dispel continually propagated migraine misconceptions and familiarize themselves with advances in therapy. Such actions will benefit patients, the health care system, and society as a whole.
- Published
- 2004
- Full Text
- View/download PDF
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