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Nonlinear Relation Between Burst Dorsal Root Ganglion Stimulation Amplitude and Behavioral Outcome in an Experimental Model of Painful Diabetic Peripheral Neuropathy.

Dorsal root ganglion stimulation (DRGS) has recently emerged as a neuromodulation modality in the treatment of chronic neuropathic pain. The objective of this study was to compare the efficacy of different Burst-DRGS amplitudes in an experimental model of painful diabetic peripheral neuropathy (PDPN).

Cannabidiol increases the nociceptive threshold in a preclinical model of Parkinson’s disease.

Medications that improve pain threshold can be useful in the pharmacotherapy of Parkinson's disease (PD). Pain is a prevalent PD's non-motor symptom with a higher prevalence of analgesic drugs prescription for patients. However, specific therapy for PD-related pain are not available. Since the endocannabinoid system is expressed extensively in different levels of pain pathway, drugs designed to target this system have promising therapeutic potential in the modulation of pain. Thus, we examined the effects of the 6-hydroxydopamine- induced PD on nociceptive responses of mice and the influence of cannabidiol (CBD) on 6-hydroxydopamine-induced nociception. Further, we investigated the pathway involved in the analgesic effect of the CBD through the co-administration with a fatty acid amide hydrolase (FAAH) inhibitor, increasing the endogenous anandamide levels, and possible targets from anandamide, i.e., the cannabinoid receptors subtype 1 and 2 (CB1 and CB2) and the transient receptor potential vanilloid type 1 (TRPV1). We report that 6-hydroxydopamine- induced parkinsonism decreases the thermal and mechanical nociceptive threshold, whereas CBD (acute and chronic treatment) reduces this hyperalgesia and allodynia evoked by 6-hydroxydopamine. Moreover, ineffective doses of either FAAH inhibitor or TRPV1 receptor antagonist potentialized the CBD-evoked antinociception while an inverse agonist of the CB1 and CB2 receptor prevented the antinociceptive effect of the CBD. Altogether, these results indicate that CBD can be a useful drug to prevent the parkinsonism-induced nociceptive threshold reduction. They also suggest that CB1 and TRPV1 receptors are important for CBD-induced analgesia and that CBD could produce these analgesic effects increasing endogenous anandamide levels.

Prevalence and predictive factors of splenic sequestration crisis among 423 pediatric patients with sickle cell disease in Tunisia.

This study was aimed to identify the predictors of splenic sequestration crisis (SSC) among pediatric patients with sickle cell disease (SCD). This prognosis study was carried out in the pediatric immuno-hematology unit, over 20 years (1998 to 2017), enrolling patients with SCD. The cox model was used in multivariate analysis. Among 423 patients with SCD (240 S/S phenotype, 128 S/B0, 30 S/B+, 14 S/O arab and 11 S/C), 150(35.4%) had at least one episode of SSC. The average age of patients at the first episode was 48.3 months ± 32.4(2-168). Recurrence of SSC was observed in 117 patients (78%). Spleen size ≥3 cm at baseline was the strongest predictor of SSC occurrence (HR = 7.27, CI: 4.01-13.20, p = 0.05) and recurrence (HR = 6.37, CI: 1,46-27.83, p = 0.01). Pallor revealing the disease, age at onset of symptoms <24 months and reticulocytosis ≥300,000/mm increased the risk of SSC. Pain crisis revealing the disease as well as neutrophilia was associated with a lower risk of SSC. In conclusion, this study confirmed the high prevalence of SSC in SCD and the high frequency of recurrence after a first episode. The SSC occurrence and recurrence were intimately linked to the presence of splenomegaly, chronic pallor revealing the disease as well as reticulocytosis.

Physical activity after inpatient occupational rehabilitation:secondary outcomes of two randomized controlled trials.

To assess whetherinpatient multicomponentoccupational rehabilitation, including physical activity (PA), increases thePA level of participantsmore thanan outpatient program without PA, and whether changes in PAare associated with future work outcomes.

A 50-Year-Old Woman With Confusion and Facial Rash.

A 50-year-old woman presented to the ED with a 3-day history of increasing confusion. Prior to her presentation, the patient had been in her usual state of health as reported by her family. She had a history of bipolar disorder and attention-deficit/hyperactivity disorder but had stopped her psychiatric medications for the past 4 days secondary to loss of insurance coverage. History was limited due to the patient's altered state and confusion, and was obtained from family. There was no history of headache, loss of consciousness, weakness of extremities, seizures, fever, or recent trauma. The patient's medical history also included cocaine abuse. The patient's family believed she had been abstinent from cocaine use for several years.

[Colonic ischemia after open and endovascular aortic surgery : Epidemiology, Risk Factors, Diagnosis And Therapy].

Despite the successful establishment of endovascular techniques, colonic ischemia continues to be a serious complication of aortic surgery.The risk factors for colonic ischemia include aortic aneurysm rupture, prolonged aortic clamping, perioperative hypotension, the need for catecholamine therapy, occlusion of the hypogastric arteries and renal insufficiency.The clinical presentation of postoperative colonic ischemia is often unspecific. Classic symptoms include abdominal pain, diarrhea, peranal bleeding and rise of inflammatory parameters. A specific laboratory parameter for colonic ischemia does not exist. The diagnostic gold standard is endoscopy. Imaging methods such as sonography or computer tomography play only a supportive role. Transmural ischemia resulting in bowel wall necrosis is an indication for emergency surgery, predominantly colonic resection with creation of artificial anus.

Underutilization of Pulmonary Function Testing in Veterans Hospitalized for Chronic Obstructive Pulmonary Disease Exacerbation: Who are We Missing?

Pulmonary function testing (PFT) is required to diagnose chronic obstructive pulmonary disease (COPD) but is completed for only 30-50% of patients with the disease. We determined patient factors associated with (i.e. underutilization) in the United States Veterans Affairs (VA) health care system.We performed a retrospective analysis of Veterans who survived a VA-based COPD hospitalization between 2012 and 2015. COPD was identified using International Classification of Disease (ICD)-9 codes. Our primary outcome was PFT acquisition, using Current Procedural Terminology (CPT) codes any time prior to the index hospitalization. We compared patients with and without PFTs and used logistic regression to identify associations with PFT underutilization.Of the 48,888 Veterans included, 78% underwent PFTs prior to hospitalization. Patients without PFTs were younger and more likely to be: women (4.2% vs. 3.6%;  = 0.01), nonwhite (22% vs. 19%;  < 0.0001), and current smokers (66% vs 61%;  < 0.0001). PFT acquisition was less likely in Veterans with alcohol and drug use disorders. Using logistic regression, Veterans who were women (Odds Ratio (OR) = 1.17 [95% confidence limit 1.03-1.32]), nonwhite (OR 1.12 [1.06-1.20]), and with a history of alcohol (OR = 1.07 [1.00-1.14]) or drug use disorders (OR = 1.15 [1.06-1.24]) were less likely to undergo PFTs.Though most Veterans hospitalized for COPD had PFTs prior to admission, PFTs are underutilized in Veterans who are: women, younger, nonwhite, and have alcohol or drug use disorders. These groups may be "at-risk" for delayed diagnosis or substandard COPD quality care.

Focused extracorporeal shockwave therapy (ESWT) for burn-related pruritus – some technical considerations.

Regional Catheters for Postoperative Pain Control: Review and Observational Data.

Perioperative analgesia is an essential but frequently underrated component of medical care. The purpose of this work is to describe the actual situation of surgical patients focusing on effective pain control by discarding prejudice against 'aggressive' measures.

DETERMINING THE RISK OF THROMBOSIS AMONG THE PATIENTS WITH ESSENTIAL THROMBOCYTHEMIA.

The aim of the studywas to determine the risk of thrombosis among patients with Essential thrombocythemia based on the modern criteria of diagnosis and to reveal the treatment accordingmethods of research in Georgia. We analyzed clinical manifestations of 25 cases of Essential thrombocythemia diagnosed in 2013-2017 y. at the Institute of Hematology and Transfusiology. Among 25 patients, female was 20 (80%), male – 5 (20%). Age varies from 28 to 75 years. Patients had the following clinical manifestations: The severity of the lower limbs, numbness, pain (erythromelalgia) in 13 (52%) of cases, headache in 7 (28%), dizziness in 5 (20%), splenomegaly in 6 (24%), bleeding in 1 (4%), several discontinued pregnancy in the first trimester in 1 (4%), thrombotic complication had been diagnosed in 8 (32%) of patients. In 8 (32%) patients with thrombosis in medical history, myocardial infarction had 2 patient, ischemic stroke – 2 patient, deep vein thrombosis – 2 patient, thrombosis of spleen artery – 1 patient, door vein thrombosis -1 patients. Laboratory indicators for patients at the moment of diagnosis were as follows: Hemoglobin level was 120-160g/L, Erythrocytes-3,7-5,2×1012/L, Leukocytes-10,2-35,5×109/L, Platelets – 860,0-4300,05×109/L. Cytological study ofbone marrow revealed hyper cellular bone marrowwith neutrophilic profile. There are a large number of megakaryocites and their large clusters. In bone marrow biopsy bone and bone marrow structure is mainly stored. There is a hyperplasia of myeloid tissue, a sharp or moderate hyperplasia of megakaryocite. Sometimes weak fibrosis is expresseds (4 patients). JAK-2 genes can only be studied in 3 (12%) cases: in 2 (8%) cases, gene mutations were 48% and 52%, while the gene mutation with 1 (4%) patient was only 12%. Based on international multi-center studies by WHO experts group, the risk of thrombosis development was predictable (WHO-ET-IPSET-thrombosis). Based on our data, we have identified thrombotic risk groups as well as the criteria that contributed to the increased risk: these are more likely to have thrombotic complications in medical history, existence ofJAK-2gene mutation, lesser than age >60years, risk factors from the cardiovascular system (Diabetes mellitus,Hypertension, smoking). From the patients who were studied, 10 (40%) were in the high risk group of thrombosis, 3 (12%) in the average risk group and 12 (48%) in thelow risk group. The goal of treatment of Essential thrombocythemia is to stop the progression of the disease and cure the symptoms of the disease.The methods of treatment for improving the quality of life of patients are multi-component and are divided into the following groups: 1) Prophylaxis of thrombotic complications; 2) cytoreductionalchemothrapy; 3) targeted therapy- JAK-2kinase activity inhibitors; 4) treatment of complications.

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