In modern condensers of air conditioning systems, heat pumps, evaporators seawater desalination and heaters power plants, the process vapour condensation is carried out mainly inside horizontal tubes channels. Heat transfer processes occurring in have a significant effect on overall energy efficiency mentioned systems. this paper, experimental investigation during freons R22, R406a, R407c plain...

tube is a rare complication. A 38-year-old man presented with jaundice and abdominal pain. He had undergone open cholecystectomy and common bile duct (CBD) exploration 1 month previously for cholelithiasis and choledocholithiasis, with a Ttube placed in the CBD during surgery for subsequent biliary decompression. On examination, he was markedly icteric and had right upper quadrant tenderness. I...

Concentrated solar power is one of the renewable energy sources in world that can be utilized from by combining and concentrating it. In this numerical study, computer software was used to investigate parabolic trough collector consists a mirror tube made copper covered with vacuum glass. The twisted tape aluminum placed inside generate swirl flow turbulence around axial centerline absorber wor...

INTRODUCTION Injury to intraperitoneal organs is unusual during percutaneous renal surgery. We report a splenic injury during upper pole percutaneous renal access for nephrostolithotomy that was managed conservatively. METHODS A 52-year-old male with left upper pole renal stones associated with a narrow upper pole infundibulum underwent upper pole renal access prior to percutaneous nephrostol...

A 60-year-old patient with severe dysphagia, weight loss, and recurrent aspiration pneumonia required a percutaneous endoscopic gastrostomy (PEG) for long-term feeding. After 24 uneventful days, she developed an enigmatic recurring but intermittent diarrhea. On day 62, staff noted a feculent odor from her gastrostoma, along with undigested formula in her stools. This prompted her hospitalizatio...

A 63-yr-old man (height, 173 cm) with a remote history of bronchiectasis and a double lung transplant was emergently intubated during a recent bout of bronchitis. An air leak was noted with positive-pressure ventilation through an 8.0-mm cuffed endotracheal tube until the cuff contained 12 ml air, with a cuff pressure of 22 cm H2O. This computed tomographic image shows the following: (A) the en...

Sediment loads transfer in hydraulic installations and their consequences for the O&M of modern canal systems is emerging as one of the most important considerations in hydraulic engineering projects apriticularly those which are inteded to feed the irrigation and draiange schemes of large command areas such as the Dez and Mogahn in Iran.. The aim of this paper is to investigate the applicabili...

BACKGROUND Adult guidelines for the management of traumatic hemothorax are well established; however, there have been no similar studies conducted in the pediatric population. The purpose of our study was to assess the management and outcomes of children with traumatic hemothorax. MATERIALS AND METHODS Following Institutional Review Board approval, we conducted a retrospective cross-sectional...

A 54-year-old Caucasian male presented to our emergency department because he had self inserted a transparent plastic and flexible tube into the urethral meatus, during erotic games. A plain pelvic x-ray film and an abdominal ultrasound were executed to determine the size, shape, orientation and location of the foreign body, and any eventually associated visceral injuries or complications. As r...

To cite: Kniese CM, Jan MY, Diab K. BMJ Case Rep Published online: [please include Day Month Year] doi:10.1136/bcr-2015211238 DESCRIPTION A 20-year-old woman with a history of morbid obesity secondary to Prader-Willi syndrome and recent acute-on-chronic respiratory failure requiring tracheostomy placement presented to the emergency department of a regional hospital with respiratory distress and...