During a 7-year period, 2382 cases of battery ingestion were reported to a national registry. Button cells were ingested by 2320 of these patients; 62 patients ingested cylindrical cells. These cases are analyzed to reassess current therapeutic recommendations, hypotheses about battery-induced injury, and strategies for prevention and intervention. Hearing aids were the most common intended use...

Benign acquired tracheo-oesophageal fistula is an uncommon lesion. Trauma and infection have been the most common causes noted in several series.' -3 Traumatic causes include oesophagoscopy or bronchoscopy; complications of tracheostomy; and blunt, crushing, or penetrating injuries to the neck or chest. Foreign body ingestion or aspiration and lye ingestion are other reported causes.4 We have r...

Our previous study reported that a dried bonito broth known in Japan as 'dashi' improved or ameliorated mood states, including fatigue, during the daily lives of human subjects. Histidine is an amino acid that is present in dried bonito broth, and we sought to evaluate whether histidine would affect feelings of fatigue in humans. We investigated the effects of histidine intake on the feeling of...