Response from Robert J. Frascino, M.D. ...Western Blot, which turned out to be negative. A reactive ELISA plus a negative Western Blot is considered to be a negative HIV test.. There are many potential causes for a falsely reactive ELISA test, including cross-reacting non-specific...
1 Asthma is an inflammation and narrowing of the airways that can cause shortness of breath, wheezing, chest tightness, and coughing. 2  Pneumonia is lung inflammation that is caused by infection. 3  Symptoms may include shortness of breath, cough, chest pain, chills, sweating, fever, muscle pain, and exhaustion.
Shortness of breath can also have other causes including: 1  Anemia. 2  Dehydration (loss of body fluids and electrolytes, which can be life threatening when severe and untreated). 3  Diabetic ketoacidosis (life-threatening complication of diabetes). 4  Electrolyte imbalance. 5  Fluid overload. 6  Hyperventilation. 7  Kidney or liver failure. 8  Obesity.