Table 2.

Outbreak of S. aureus in Robesonia, PA.

Patient	Onset of disease	Age/sex	Occupancy	Presentation
1	Feb 93	15♂	resident	furunclea
2	Jul/Aug 93	87♀	resident	furuncleb
3	Jul 94	40♂	visitor	furunclesa,c
4	Aug 94	66♀	visitor	foliculitis
1	Mar 95	17♂	resident	pneumonia
5	Jun/Jul 95	37♀	visitor	furunclesd
6	Aug 95	7♀	visitor	furuncleb
7	Dec 95	16♂	resident	furunclec
8	Sep/Oct 97	46♂	resident	furunclese,f

Recurrent Staphylococcus aureus infections developed in a Robesonia, PA household over a 5-yr period after Class B biosolids were applied several times a week on a yearly basis to a nearby farm. Patients 1, 7, and 8 correspond with Residents 39, 40, and 41, respectively (Table 1). Patient 1 developed a S. aureus furuncle on one knee then, two years later, succumbed to S. aureus pneumonia.

^a knee; ^b leg; ^c thigh; ^d nose, arm, abdomen, buttocks; ^e neck, chin; ^f chest