anorectal abscess
Introduction
Introduction to anorectal abscess Anorectal abscess is an anal canal, a manifestation of abscess around the rectum. The anal canal and rectum around the rectum are anal canal, acute suppurative infection occurs in or around the soft tissue around the rectum, and an abscess is formed. Subcutaneous abscess around the anus is most common, mostly caused by anal gland infection through the lower part of the external sphincter skin outward or directly outward. basic knowledge The proportion of illness: 10% Susceptible people: no specific population Mode of infection: non-infectious Complications: anal fistula
Cause
The cause of anorectal abscess
Mostly caused by anal gland infection, it can also be secondary to perianal skin infection, injury, anal fissure, internal hemorrhoids, drug injection, appendic osteomyelitis.
Prevention
Anorectal abscess prevention
Usually you should eat foods that are easy to digest. At the same time, you should eat more vegetables and fruit foods. You should not eat greasy things with too much fat. Avoid eating foods such as wine, peppers, mustard and other hot things. Dog meat and lamb should not be eaten. Part should be kept clean and hygienic, develop good hygiene habits, take a bath, change underwear frequently, wipe the anus with clean and soft hand paper after stool, wash or bathe the anus often, and prevent constipation and diarrhea.
1 Active prevention and treatment of other anorectal diseases, such as anal sinusitis, anal papillary hypertrophy, anal fissure, inflammatory fistula, proctitis, etc. can be timely, correct and effective treatment, can avoid and reduce the occurrence of perianal infection, abscess and anal fistula.
2 prevention and treatment of constipation and diarrhea, is important to prevent infection around the anorectal, it can avoid and reduce the damage or inflammation of mucosa and epithelial tissue in the anorectal area, can reduce the incidence of abscess and anal fistula.
3 timely treatment of systemic diseases that can cause abscess around the rectum, such as ulcerative colitis, intestinal tuberculosis, Crohn's disease.
4 Keep the anus clean and hygienic, change the underwear frequently, and adhere to the daily cleaning of the anus, which has a positive effect on preventing infection.
5 Actively exercise and strengthen the body, can improve and improve the blood circulation of the anus, improve the local disease resistance, and prevent infection.
6 Once an anorectal infection occurs, it should be treated as soon as possible in a regular hospital, and effective anti-infective measures, including systemic and local treatment, can prevent the spread and spread of inflammation, and do not believe that the travel of doctors into the so-called "ancestral" propaganda is delayed. Diagnosis and treatment.
Complication
Anorectal abscess complications Complications
Easy to form anal fistula and cause anorectal cellulitis, especially deep cellulitis, is a serious problem, sometimes spread to the perineum, groin and lower abdomen; sometimes cause septicemia, loss of life, early treatment, prevention spread.
Symptom
Abnormal symptoms of anorectal abscess Common symptoms Rectal anal pain, discomfort, rectal pain, slight pain in the anus... Aperture skin flushing, anal abscess, anal gland secretion decreased
Subcutaneous abscess around the anus is most common, mostly caused by anal gland infection through the lower part of the external sphincter skin outward or directly outward, often located in the lower part of the skin around the anus, generally not large, the main symptoms are persistent perianal severe pain, pressure Or increased cough, inconvenient walking, restlessness, systemic infection symptoms are not obvious, local examination: the skin around the anus is obviously red and swollen, with induration and tenderness, may have a sense of volatility, if necessary, puncture confirmed, if not cut in time It often breaks down on its own and forms a low anal fistula. The infection can also penetrate the perianal fascia upwards and spread to the ischial rectal fossa. Sometimes it is misdiagnosed as a thrombotic external hemorrhoid in the early stage, but the latter has a clear boundary and no inflammatory reaction around the skin.
Examine
Examination of anorectal abscess
1. Rectal examination: The ischial rectal abscess can touch one side or both sides of the area, which is tender and fluctuating. If it is uplifted, tender, and the fluctuation is located in the rectal wall, it is an sphincter abscess, if the upper part of the rectum is outside the intestinal wall. On both sides, there is abscess in the pelvic rectal space, and the posterior rectal abscess has this sign in addition to the rectum. There is still tenderness between the anus and the tailbone, and the puncture can draw pus.
2. Increased white blood cell and neutrophil counts.
Diagnosis
Diagnosis and diagnosis of anorectal abscess
diagnosis
Diagnosis can be based on medical history, clinical symptoms, and laboratory tests.
Differential diagnosis
1. Suppurative sweat gland inflammation is mostly around the anus and the skin of the buttocks. The abscess is wide and the lesions are wide, the skin is thickened and hardened, the acute small abscess coexists with the chronic sinus, the anal fistula is worn, and the pus is thick and white powder porridge. And has a bad smell, chronic illness, and consumption symptoms, such as weight loss, weakness and so on.
2. Perianal folliculitis and bloating occur in the tailbone and perianal subcutaneous, the swelling is slightly prominent, there is a pus external mouth, the external mouth has a pus, anal internal reference, no internal mouth.
3. The anterior tibial teratoma is sometimes similar to the posterior rectal abscess. The posterior rectal mass of the rectum is smooth, no obvious tenderness, and there is sac sexy, mostly congenital. The medical history should be asked. X-ray examination shows the anterior The mass pushes the rectum to the front, and there may be scattered calcification shadows. Pathological examination can confirm the diagnosis.
4, Crohn's disease complicated by perianal abscess accounts for about 20% of colonic Crohn's disease, local redness, multiple self-destruction, often accompanied by atypical anal fissure and no obvious pain in the sinus, combined with medical history, systemic symptoms and fiber colonoscopy Examination, pathological examination, is not difficult to identify.
5. Perianal endometriosis women with superficial superficial bulge, diffuse swelling, swelling and pain and the menstrual cycle are often consistent, often secondary to infection, purulent, history, combined with symptoms, often identify, pathological examination can be diagnosed.
6. The penis cavernitis is red, swollen, hot, painful, and the sponge is swollen and hard. The tenderness is very sensitive. Sometimes it is mistaken for perineal abscess. In addition, when the anal abscess or anal fistula is infected with suppuration, it can also be affected. The perineum and the surrounding corpus cavernosum should be examined and identified in detail. If necessary, consult the urology department.
7. Anorectal tumors are limited in benign tumors, can be moved, local symptoms are mild, generally do not collapse, malignant tumors are hard and fixed, the surface is ulcerated, the convex and concave are not complete, the surface often has pus and blood secretions, foul odor and filth.
