A, etiology 1, abdominal pressure increase During pregnancy, pregnant women uterus enlargement, and due to the role of gravity, serious impact on the venous return of the anal canal area, resulting in local varicose veins, the formation of hemorrhoids, or to promote the original hemorrhoidal disease gradually aggravated. 2, the impact of hormone levels During pregnancy, female friends, the body’s estrogen, progesterone and other hormone levels change, the rise of estrogen can make the pelvic floor, the anal canal parts of the blood vessel dilation, brittleness increase, congestion, swelling, induced hemorrhoidal disease. 3, defecation factors pregnant women due to reduced exercise, hormone level changes, or dietary factors lead to changes in defecation habits, the incidence of constipation is higher, the difficulty of defecation makes the anorectal venous reflux obstruction, easy to induce hemorrhoidal disease; and defecation forceful struggle, further aggravation of hemorrhoidal disease related symptoms. Second, the common symptoms 1, mass prolapse and (or) protrusion Hemorrhoid patients with aggravation of hemorrhoids will appear hemorrhoids prolapse in the anus, stage III and above hemorrhoid patients mass prolapse can not be self-returned, prone to incarceration, intolerable pain, which the external hemorrhoidal part of the anal part of the mass protruding mainly. 2.Blood in stool Blood in stool, blood on the paper, or drip, or jet, bright red, not mixed with stool, painless bleeding. 3, pain anal pain in stool, mainly manifested as crushing pain, distension, hemorrhoidal prolapse with incarceration pain is intense; inflammatory hemorrhoids, thrombosed hemorrhoids pain is more obvious; varicose external hemorrhoids is manifested as a clear sense of swelling. 4, perianal moisture, itching, foreign body sensation intra-anal secretion with the hemorrhoidal surface overflow in the anus to the perianal skin moisture, stimulate the local skin caused by itching, pain, foreign body sensation. 5, constipation Hemorrhoids tend to aggravate the symptoms of constipation, and constipation is easy to induce hemorrhoids related symptoms, the two usually affect each other. Third, what should be done? At this time, the first to the local formal public hospital anorectal consultation, find anorectal specialist doctor clear diagnosis, clear diagnosis of hemorrhoidal disease, the first choice of treatment or drug conservative treatment, of course, must be based on the individual condition of different selection of individualized treatment options, such as the correct choice of type of drug, dosage, dose, way of medication, medication time and so on! Currently on the market there is a considerable part of the treatment of hemorrhoidal disease drugs pregnant women can not be used, which is what I emphasized must go to the local regular public hospital anorectal department, looking for anorectal specialists for the reason. In addition, it is not recommended to blindly use medication on your own before a clear diagnosis has been made, and it is even less recommended to buy the relevant medication from retail pharmacies or online pharmacies! At the same time, pregnant women must pay attention to keep bowel movement, can be relieved by improving dietary structure, drink more water, moderate exercise, etc., constipation is serious, you need to go to the anorectal specialist to prescribe the medication that can be used by pregnant women to help defecation. If the condition is more serious, the drug conservative treatment is ineffective, and then by the specialist doctor according to the individual condition to choose the appropriate surgical treatment program.