Author: Dr Clemens

Uncategorized Published - 19 August, 2016    By - Dr Clemens
Histaminergic Pharmacology Modulates the Analgesic and Antiedematogenic Effects of Spinally Injected Morphine

Anesthesia & Analgesia: July 2016 – Volume 123 – Issue 1 – p 238–243 AUTHORS: Stein, Taciane MSc et al BACKGROUND: Histamine receptors are known to participate in spinal cord nociceptive transmission, and previous studies have suggested that histaminergic receptors are involved in the analgesic effects of morphine. Herein, we investigated the effect of intrathecal […]

Read More
Uncategorized Published - 19 August, 2016    By - Dr Clemens
Comparison of Changes in Tensile Strength in Three Different Flexible Epidural Catheters Under Various Conditions

Anesthesia & Analgesia: July 2016 – Volume 123 – Issue 1 – p 233–237 AUTHORS: Gonzalez Fiol, Antonio MD et al BACKGROUND: Rarely, epidural catheters may fracture upon removal or insertion. Understanding some of the mechanical properties of epidural catheters, such as their tensile strength and how external factors (including temperature) can influence their strength, […]

Read More
Uncategorized Published - 19 August, 2016    By - Dr Clemens
The Use of Electrical Impedance to Identify Intraneural Needle Placement in Human Peripheral Nerves: A Study on Amputated Human Limbs

Anesthesia & Analgesia: July 2016 – Volume 123 – Issue 1 – p 228–232 AUTHORS: Vydyanathan, Amaresh MBBS, MS et al BACKGROUND: Even as the use of peripheral nerve blockade in the perioperative setting is increasing, neural injury secondary to accidental intraneural injection remains a significant patient safety concern. Current modalities, including electrical stimulation and […]

Read More
Uncategorized Published - 18 August, 2016    By - Dr Clemens
The Feasibility and Utility of Continuous Sleep Monitoring in Critically Ill Patients Using a Portable Electroencephalography Monitor

Anesthesia & Analgesia: July 2016 – Volume 123 – Issue 1 – p 206–212 AUTHORS: Vacas, Susana MD, PhD et al BACKGROUND: Sleep disruption in critically ill adults can result in acute decrements in cognitive function, including delirium, but it is underdiagnosed in the setting of the intensive care unit (ICU). Although sleep stages can […]

Read More
Uncategorized Published - 18 August, 2016    By - Dr Clemens
Applying Latent Class Analysis to Risk Stratification for Perioperative Mortality in Patients Undergoing Intraabdominal General Surgery

Anesthesia & Analgesia: July 2016 – Volume 123 – Issue 1 – p 193–205 AUTHORS: Kim, Minjae MD, MS et al BACKGROUND: Perioperative risk stratification is often performed using individual risk factors without consideration of the syndemic of these risk factors. We used latent class analysis (LCA) to identify the classes of comorbidities and risk […]

Read More
Uncategorized Published - 18 August, 2016    By - Dr Clemens
Preoperative Cognitive Stratification of Older Elective Surgical Patients: A Cross-Sectional Study

Anesthesia & Analgesia: July 2016 – Volume 123 – Issue 1 – p 186–192 AUTHORS: Culley, Deborah J. MD et al BACKGROUND: Preexisting cognitive impairment is emerging as a predictor of poor postoperative outcomes in seniors. We hypothesized that preoperative cognitive screening can be performed in a busy preadmission evaluation center and that cognitive impairment […]

Read More
Uncategorized Published - 18 August, 2016    By - Dr Clemens
The Current Landscape of US Pediatric Anesthesiologists: Demographic Characteristics and Geographic Distribution

Anesthesia & Analgesia: July 2016 – Volume 123 – Issue 1 – p 179–185 AUTHORS: Muffly, Matthew K. MD et al BACKGROUND: There is no comprehensive database of pediatric anesthesiologists, their demographic characteristics, or geographic location in the United States. METHODS: We endeavored to create a comprehensive database of pediatric anesthesiologists by merging individuals identified […]

Read More
Uncategorized Published - 18 August, 2016    By - Dr Clemens
The Ropivacaine Concentration Required for Ultrasound-Guided Ilioinguinal/Iliohypogastric Nerve Block in Pediatric Patients

Anesthesia & Analgesia: July 2016 – Volume 123 – Issue 1 – p 175–178 AUTHORS: Yamada, Kumiko MD et al BACKGROUND: To the best of our knowledge, the ropivacaine concentration required for ultrasound-guided ilioinguinal and iliohypogastric nerve block (INB) has not been reported. We designed this study to examine the 50% effective concentration (EC50) of […]

Read More
Uncategorized Published - 17 August, 2016    By - Dr Clemens
Neonatal and Maternal Temperature Regulation During and After Delivery

Anesthesia & Analgesia: July 2016 – Volume 123 – Issue 1 – p 168–172 AUTHORS: Perlman, Jeffrey MBChB et al An important goal of obstetric anesthesia is to provide for the safety and comfort of the mother as well as to optimize physiologic outcomes for the neonate. Markers of neonatal physiologic outcome include cord umbilical […]

Read More
Uncategorized Published - 17 August, 2016    By - Dr Clemens
Neuraxial Anesthesia in Parturients with Low Platelet Counts

Anesthesia & Analgesia: July 2016 – Volume 123 – Issue 1 – p 165–167 AUTHORS: Bernstein, Jeffrey MD et al The obstetric anesthesiologist must consider the risk of spinal–epidural hematoma in patients with thrombocytopenia when choosing to provide neuraxial anesthesia. There are little data exploring this complication in the parturient. In this single-center retrospective study […]

Read More