Excerpt from: Washington Post
The first case involved an 81-year-old woman who grew sick at home around Feb. 23. Her son and two daughters took care of her there, and then developed similar upper respiratory symptoms five days later, on Feb. 28, health officials said. The mother became sick with traditional flu symptoms and also had other underlying medical conditions, according to Janis Orlowski, chief medical officer at the hospital center, located in the District. The mother died at home March 1.
Her 58-year-old son and a 56-year-old daughter initially were hospitalized at Calvert Memorial Hospital. Both died Monday — the daughter at Calvert and the son at the hospital center, where he had been transferred. The other daughter, 51, was transferred from Calvert to the hospital center Monday and is “doing better today,” Orlowski said. That woman arrived with the same flu-like symptoms as her siblings, including fever, aches, cough and shortness of breath, Orlowski said.
Tests confirmed the siblings who died had a strain of flu virus known as influenza A, and each also acquired a serious staph infection, according to Orlowski. She said it was unlikely the infection was acquired in the hospitals because the siblings arrived coughing blood. “It’s likely they came to the hospital with the infection, which is what caused the cough and fever,” Orlowski said...more at link