Preview
The familiar advice that friends and family often shout to embarking travelers is still sound—“Don't drink the water!” Giardia lamblia is frequently the cause of the intestinal upset reported by persons returning from foreign travel or a wilderness camping trip, and it has usually been ingested through the drinking water. Other frequent targets are persons in institutions and infants in day-care centers, where contact with feces is a danger. Dr Holtan describes the organism and how it is transmitted, recognized, treated, and most important, avoided.