Aphthous stomatitis caused by a reduction in numbers of CD4+ T cells may be implicated in RAS-type ulceration in HIV infection. The thickness of the mucosa may be an important factor in aphthous stomatitis. Usually, ulcers form on the thinner, non-keratinizing mucosal surfaces in the mouth. Factors which decrease the thickness of the mucosa increase the frequency of occurrence, and factors which increase the thickness of the mucosa correlate with decreased ulceration. The nutritional deficiencies associated with aphthous stomatitis (Vitamin B12, folate, and iron) can all cause a decrease in the thickness of the oral mucosa (atrophy). Local trauma is also associated
The body in traditional Chinese medicine the San Jiao or Triple Burner has no anatomical correspondent at all, and is said to be completely a functional entity. Chinese Medicine and The Model of the Body is founded on the balance of the five elements: Earth, Metal, Water, Wood, and Fire. The elements are infinitely linked, consuming and influencing each other. Each element corresponds to different organs in the body. The organs act as representatives of the qualities of different elements, which impact the physical and mental body in respective ways. Each organ is categorized as either Yin or Yang. The energies of Yin and Yang are