In patients with the hepatopulmonary syndrome, pulmonary angi-. ography should be performed only when the hypoxemia is severe (i.e., the partial. pressure of oxygen is <60 mm Hg [8.0 kPa]), poorly responsive to administration. of 100% oxygen, and when there is a strong suspicion (on the basis of a chest com-.
You are here: Home > Recipes & Tips > Specialty Uses for Fels Naptha Heavy Duty Laundry Soap. Poison Ivy Prevention: Fels Naptha Soap has been used for over 100 years for the treatment and prevention of poison ivy, sumac and oak rash. My family has personally used it for over 10 years.
Tips Poison ivy, oak and sumac: Tips for managing. A rash from poison ivy, poison oak or poison sumac is caused by an oil found in these plants called urushiol (you-ROO-shee-all). When this oil touches your skin, it often causes an itchy, blistering rash. Most people can safely treat the rash at home.