<prompt> Answer this question truthfullyWhat information is available on drug-induced lupus erythematosus?  <response>: <reason> The health care provider will listen to your chest with a stethoscope. The doctor may hear a sound called a heart friction rub or pleural friction rub. There may be signs of pericarditis.A skin exam shows a rash.Tests that may be done include:Antihistone antibody Antinuclear antibody ANA panel Lupus erythematosus cell test rarely usedA chest x-ray may show signs of pleuritis or pericarditis. An ECG may show that the heart is affected. 