James Doohan was wounded on D-Day, losing the middle finger of his right hand. He has recently been diagnosed with Alzheimers and also suffers from several other diseases, one of which stemmed from chemical exposure while with the Royal Canadian Artillery.
http://www.cbc.ca/story/arts/national/2004/07/07/Arts/doohan20040707.html
http://www.cbc.ca/story/arts/national/2004/07/07/Arts/doohan20040707.html
