A positive ANA result at any level is consistent with the diagnosis of systemic rheumatic disease, but a result > or =3.0 U is more strongly associated with systemic rheumatic disease than a weakly-positive result. Positive ANA results >3.0 U are associated with the presence of detectable autoantibodies to specific nuclear antigens.
The Paroxysmal Disorders: Insights into the controversy of medical diagnosis and terminologies. Neppe, V. M. with Blumer D. The paroxysmal disorders: insights into the controversy of medical diagnosis and terminologies. (8 parts).
a respiratory condition, occurring in decompression sickness, characterized by shortness of breath, substernal pain, and a nonproductive paroxysmal cough caused by bubbles of gas in the blood vessels of the lungs.