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  1. "I've been feeling dizzy and heart feels weird. What could this be?"

    Losing blood in your urine suggests an abnormality of the genitourinary tract. This could be related to a urinary tract infection, kidney stone, or a primary kidney problem. You will need a urine test to help …

  2. "Does HIV cause yeast infections?" - Zocdoc Answers

    The tests are extremely sensitive (which means that almost everyone who has an infection, has a positive test result). The test works by measuring the antibodies that your body makes to fight the …

  3. "What are degenerative changes?" - Zocdoc Answers

    The best test for detecting degenerative changes is an MRI, though DDD can be suggested by a simple x-ray. The MRI shows more detail and can possibly reveal another cause for you back pain. …

  4. "Why am I having trouble swallowing?" - Zocdoc Answers

    A simple test such as a barium swallow can help determine if there is any obstruction present. If needed, your primary care doctor can refer you to a gastroenterologist, who can perform an upper endoscopy …

  5. My heart is not acting right, what should I do? | Zocdoc Answers

    Based on this evaluation, you may need to undergo an echocardiogram (ultrasound of your heart), exercise stress test, or 24 hour EKG monitoring. I recommend you discuss these possibilities with …

  6. "Why won't my cough go away?" - Zocdoc Answers

    Another prolonged infection to consider is pertussis, or whooping cough, which is a bacterial illness that is starting to affect more of the adult population as vaccination rates have dropped off in recent …

  7. "Can hives be caused by rods and screws in my legs?"

    Answer I am sorry you have experienced such troubling symptoms. At this point, given the extensive workup you have had without a clear answer, I encourage you to make an appointment with an …

  8. "What kind of doctor should I see if I feel shaky and weak?"

    Answer I'm sorry that this has been such an persistent issue for you and that you haven't found a clear answer for your symptoms. It does sound like you have had a pretty thorough work up, most of which …