Although intravenous drug users report the breaking of a needle as a relatively common occurrence, central embolism of needle fragments occurs infrequently in the literature. Central needle embolism also poses a conundrum for the radiologist, as the needle may be easily overlooked when the clinical history is nonspecific. We present two cases of needle embolism to the lung, one complicated by i...

conclusions this method can be appropriate to estimate sensitive issues; however, lack of understanding the method or doubting the confidentiality of the responses can lead to bias in the results. that is to say, if the instructions are introduced better, the level of trusting the method will increase and accordingly more reliable responses can be obtained. more studies under controlled conditi...

BACKGROUND Reports of inappropriate medication use are widespread. There is a growing literature detailing abuse of drugs not typically thought to have high abuse liability. Melatonin is considered to be generally safe and is categorized by the Food and Drug Administration as a nutritional supplement. There are no known reports of intravenous melatonin abuse in the medical literature. CASE PR...

infective endocarditis is a serious complication of intravenous (iv) drug abuse, with a reported mortality of 5 to 10%. a 21-year-old man, who was an intravenous drug abuser, presented with fever and dyspnea. transthoracic echocardiography showed a highly mobile, large vegetation on the anterior leaflet of the tricuspid valve. despite antibiotic therapy for ten days, the patient remained febril...