question: I am a female of 49 years. Suddenly my front portion of throat have swollen with a lump (approx 15cm radius) and on one side of the neck. Doctor advised me  certain blood and other tests to test forThyroid diseases. But reports came normal. This symtom has developed for the last three days. What could be the disease? I am on medicine for Arthritis for 10 years and have no major problems. Please help.