Hey there isn't a blood test for anklysing s., the only way to really diagnosis is through a bone scan, which is a lot like a mri or something like that except they inject a dye into you before scanning. To find positive results, they look for "hot spots" around the joints. Are you seeing a rheumatologist? Because this makes all the difference! ... more

Perhaps it's something you are eating. It is possible to become intolerant to a food that never caused you trouble in the past, I recently discovered that i'm lactose intolerant and I used to stomach dairy products normally until recently.

I've been having stomach problems every morning I get up early (6 am). After about thirty minutes or so of being up i'm suddenly hit with this dull pain in my lower stomach. I feel nausea and can't eat. On a few occassions, it's gotten so bad that I throw up. The pain tends to come in waves, I get better and then I hurt again and it usually las... more