Ventilation-perfusion (V/Q) scan is a specialized test that uses a radioactive substance to show the parts of the lungs that are getting oxygen (ventilation scan) and getting blood flow (perfusion scan) to see if there are portions of the lungs with differences between ventilation and perfusion.
Moleskin may be the first commercial blister treatment and prevention product I remember using. My dad always kept some moleskin in his pack and at the first complaint of any hot or sore feet, out it would come.
3 doctors agreed: Benadryl (diphenhydramine): Benadryl (diphenhydramine) will help with itching and rash from an allergic reaction. An individual with lip or tongue swelling, or any sensation of difficulty breathing should be seen by a doctor right away.