We have measured oxygen wash-in in 20 volunteers undergoing preoxygenation with a face mask, mouthpiece alone and a mouthpiece with a noseclip, in a crossover study. Tidal volume breathing and maximal deep breath techniques were studied with each type of equipment. When tidal volume breathing was used, the face mask and mouthpiece with noseclip were comparable, but the mouthpiece alone achieved...

The article by Juarez-Garcia et al. on the costs of epilepsy misdiagnosis in England and Wales makes interesting reading. The need for comprehensive epilepsy services to minimise misdiagnosis of epilepsy, and reduce its associated costs is not in doubt. The terminology used by the authors and some the assumptions made, however, need clarification. The estimated prevalence of epilepsy in England...

TOPIC: Procedures TYPE: Medical Student/Resident Case Reports INTRODUCTION: Hamartomas are benign tumors composed of various mesenchymal cells including cartilage, connective tissue, bone and fat. Pulmonary hamartomas constitute about 8% all lung neoplasms have an incidence 0.025-0.32%. They typically occur peripherally involving the parenchyma rarely as endobronchial tumors. Here, we present a...