What symptom is anal fistula

summary

If you ask which kind of anorectal disease is the most serious, anal fistula is the first. That is to say, anal fistula is very serious, so what are the symptoms of anal fistula? Anal fistula is a common anorectal disease, the onset of disease is really people want to cry without tears, if it can not be cured for a long time, fistula will gradually increase, forming a complex anal fistula. What symptom is anal road tell everybody.

What symptom is anal fistula

First: itching: anal skin due to pus and other discharge stimulation, pus constantly stimulate perianal skin, often feel skin itching. Perianal moist discomfort, skin discoloration, epidermal shedding, fibrous tissue hyperplasia and thickening, sometimes form eczema.

Second: pain: when the fistula is unobstructed without inflammation, there is usually no pain, only a slight swelling of the anus, which can be aggravated when walking. If the external mouth is closed, the fistula stores pus, or feces enter the fistula, the pain will be aggravated or the pain will be aggravated when defecating, while the internal blind fistula often feels the burning of the lower rectum and anus, and the pain will be aggravated when defecating.

Third: discharge of pus: discharge of pus is the early main symptom of anal fistula. Generally speaking, the newly formed fistulas discharge more pus, the pus is thick, yellow, and smelly; the fistulas discharge less pus with a long time, or sometimes without, and it is as thin as water; if the amount of pus increases, it is the formation of new fistulas.

matters needing attention

Because of repeated stimulation of fistula wall and fistula orifice, fibrous tissue proliferates and tough connective tissue forms in fistula wall and fistula orifice. Generally, the skin around fistula becomes discolored, epidermis falls off, sunken and deformed, and touching cord like induration leads to anus.