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.
Poison ivy, poison oak, and poison sumac grow in wooded or marshy areas throughout North America. The plants arenât really poisonous. They have a sticky, long-lasting oil called urushiol that causes an itchy, blistering rash after it touches your skin. Even slight contact, like brushing up against the leaves, can leave the oil behind. Poison ivy and poison oak grow as vines or shrubs. Poison sumac is a shrub or tree.