I know with each book we read we may come away with the question who is right? I will try to help you out a bit here.
Some practitioners claim that even when clinical signs of infection are absent, yeast-related problems can cause or trigger multiple symptoms such as fatigue, irritability, constipation, diarrhea, abdominal bloating, mood swings, depression, anxiety, dizziness, unexpected weight gain, difficulty in concentrating, muscle and joint pain, cravings for sugar or alcoholic beverages, psoriasis, hives, respiratory and ear problems, menstrual problems, infertility, impotence, bladder infections, prostatitis, and "feeling bad all over."
According to its promoters -- some of whom practice "clinical ecology" -- one out of three Americans suffers from yeast-related illness, which they refer to as chronic candidiasis, candidiasis hypersensitivity, Candida-related complex, the yeast syndrome, yeast allergy, yeast overgrowth, or simply "Candida" or "yeast problem." Reference: Journal of Allergy and Clinical Immunology
From all I read and have learned over the years, just about anything may be at the root of the anxiety. You have Health Anxiety and panic attacks are sudden, discrete periods of intense anxiety, fear and discomfort that are associated with a variety of somatic and cognitive symptoms. The onset of these episodes is typically abrupt, and may have no obvious trigger.
How a person decides to deal with their anxiety is a personal choice. For many people therapy is their first choice. I know that helped me.
You have a right to become anxious when you feel a weird sensation after experiencing a blood clot. I would assume you are on a medication to prevent clots?
Please be assured that you are normal in everyway and that dealing with the anxiety is the best way to go. Have you ever learned the CBT method of dealing with anxiety/depression?
Gentle Hugs to you.