Hard to say: You need an interview and an exam in person to answer this question, there is no 'usual' cause for this. Good wishes.
Answered 7/23/2014
3.9k views
A doctor has provided 1 answer
4 doctors weighed in across 2 answers
A doctor has provided 1 answer
A doctor has provided 1 answer
90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more.
Ask your question