Background Venous malformations (VMs) are congenital vascular malformations that grow progressively and never resolve on their own. Cutaneous VMs are difficult to treat due to risk of injury and deformation. https://www.selleckchem.com/products/cp-43.html The purpose of this study was to examine the safety and efficacy of a modified neodymium-doped yttrium aluminum garnet laser (Gentle YAG) in the management of cutaneous VMs. Methods Retrospective chart review of patients undergoing Gentle YAG therapy for cutaneous VMs and a blind prospective evaluation of photographs, performed by 10 reviewers, before and after treatment for growth, stability, improvement, or resolution of VMs. Results Forty-five patients (18 males and 27 females) who underwent Gentle YAG therapy for a cutaneous VM were identified. Based on photographic review, Gentle YAG therapy elicited improvement in the appearance of VMs in 72% of the patients, χ2 (1, N = 45) = 25.94, p  less then  0.0001, with reviewers noting complete resolution in 8.2%, significant improvement in 34.5%, some improvement in 29.3%, and no growth or improvement in 20.9% of patients. Growth of the VM was noted in 7.3% of patients. Three (6.7%) patients reported complications from the treatment, which included infection, bleeding, blister, and color change. Four patients (8.9%) reported pretreatment pain, which resolved in three (75.0%) after treatment. Conclusions Gentle YAG therapy can provide safe and effective treatment for cutaneous VMs and should be considered in the multimodal management of VMs. While attention has been given to how legalization of recreational cannabis affects traffic crash rates, there was been limited research on how cannabis affects pedestrians involved in traffic crashes. This study examined the association between cannabis legalization (medical, recreational use, and recreational sales) and fatal motor vehicle crash rates (both pedestrian-involved and total fatal crashes). We used crash data from the Fatality Analysis Reporting System (FARS) to calculate monthly rates of fatal motor vehicle crashes and fatal pedestrian-involved crashes per 100,000 people from 1991 to 2018. Changes in monthly crash rates in three states that had legalized cannabis (Colorado, Washington, and Oregon) were compared to matched control states using segmented regression with autoregressive terms. We found no significant differences in pedestrian-involved fatal motor vehicle crashes between legalized cannabis states and control states following medical or recreational cannabis legalization. Washington and Oregon saw immediate decreases in all fatal crashes (-4.15 and -6.60) following medical cannabis legalization. Colorado showed an increase in trend for all fatal crashes after recreational cannabis legalization and the beginning of sales (0.15 and 0.18 monthly fatal crashes per 100,000 people). Overall findings do not suggest an elevated risk of total or pedestrian-involved fatal motor vehicle crashes associated with cannabis legalization.Overall findings do not suggest an elevated risk of total or pedestrian-involved fatal motor vehicle crashes associated with cannabis legalization.This study aimed to investigate the relationship between chronotype preference/sleep problems and symptom severity of children with Attention Deficit Hyperactivity Disorder (ADHD) during the COVID-19 outbreak and to assess the chronotype preference/sleep problems that may play a mediating role in the relationship between the reactions to trauma and severity of ADHD symptoms. The sample of this single-center cross-sectional study consisted of 76 children with ADHD and their parents. Trauma symptoms were evaluated with the Children's Impact of Event Scale (CRIES-8); sleep habits were assessed using the Children's Sleep Habits Questionnaire (CSHQ); and chronotype was assessed using the Children's Chronotype Questionnaire (CCQ). There were significant differences in CRIES-8 and CSHQ scores between the eveningness type group and the non-eveningness type group. The CRIES-8 scores of children with ADHD were related to the CCQ and CSHQ scores and severity of ADHD symptoms. In mediation analyses, sleep problems were found to be the full mediating factor in the relationship between CRIES-8 scores and severity of ADHD symptoms and the relationship between CCQ scores and the severity of ADHD symptoms. Our findings indicate that chronotype plays an important role on the negative effects of home confinement of ADHD children during the COVID-19 outbreak. The role of the full mediator of sleep problems in the path from cognition to the behavior of young ADHD and non-ADHD children confined to the home environment during the pandemic period requires further assessment. Peritoneal dialysis (PD) for rural patients with end-stage renal disease (ESRD) is convenient, efficient, and durable. However, patients with a history of previous abdominal surgeries or peritonitis are at an increased risk of PD malfunction. This case highlights the impact of securing the catheter to the abdominal wall laparoscopically to keep the PD catheter in an adhesion-free area to maintain patency and function in a patient with extensive intraperitoneal adhesions. A 76-year-old white male was on PD which later was complicated with peritonitis and sepsis and subsequent catheter removal. A year later, the patient desired replacement of the PD catheter. Intraoperatively, diagnostic laparoscopy revealed significant intraperitoneal adhesions mainly located at the left side of the abdomen with the right side of the abdomen spared. The Tenckhoff PD catheter, which was straightened by a steel stylet, was inserted via a 5-mm trocar. The stylet was removed. The pig tail of the PD catheter was navigated away from the adhesion and directed to the right side of the abdomen for internal fixation. The catheter at 9 cm from the PD catheter cuff was attached to the right paramedian peritoneum. PD started 1 week after placement. The patient had excellent inflow and outflow for 14 months to date without complication or need for revision. The laparoscopic pexy of the PD catheter to the abdominal wall to keep the catheter in an adhesion-free compartment is beneficial in selected patients. A future study with a larger number of patients is needed to further validate this strategy.The laparoscopic pexy of the PD catheter to the abdominal wall to keep the catheter in an adhesion-free compartment is beneficial in selected patients. A future study with a larger number of patients is needed to further validate this strategy.