A bill to amend title 38, United States Code, to establish a presumption that certain chronic or tropical diseases contracted by a prisoner of war within five years from the date of his separation from service were incurred in or aggravated by such service, and to provide that bronchial asthma and bronchitis shall be considered chronic diseases.

Provides that a chronic or tropical disease becoming manifest to a degree of ten percent or more within five years from the date of separation from military service, and bronchial asthma and bronchitis shall be presumed to be service-connected for purposes of veterans' wartime disability compensation for World War II, the Korean conflict, and Vietnam era prisoners of war.