Original Title: Right Lower Abdominal Pain Not Only Appendicitis, These 12 Diseases Must Not Be Ignored Popular Science Doctor: Dr. Zou Changlin Appendicitis is a common disease in surgery, ranking first in all kinds of acute abdomen. It can occur at any age. Abdominal pain in  of bowel sounds and other peritoneal irritation symptoms are obvious. CT: There is no air in the downstream of the diaphragm, and no abnormality is found in the appendix. Expand the full text 2. Acute mesenteric lymphadenitis This disease is more common in children, usually preceded by upper respiratory tract infection. The location of abdominal tenderness is in the middle, the range is not fixed and wide, and it can be changed with the body position. 3. Infectious diseases of biliary system It is easily confused with high appendicitis, but there are obvious colic, high fever, and even jaundice. Physical examination may be positive for Murphy's sign, usually with a history of repeated right upper abdominal pain. 4. Colon tumor The general history is longer, with abdominal mass, hematochezia,printed tape measure, diarrhea or intractable constipation, as well as purulent and bloody stool and mucoid stool. CT showed an irregular soft tissue mass in the intestinal lumen, which was significantly enhanced, and there was fat space around it. 5. Crohn's disease Lesions mainly occur at the end of the ileum, which is a non-specific inflammation and is more common in young people aged 20-30. In the acute stage of the disease, the intestinal canal at the lesion site is congested, edematous and exudative, which stimulates the parietal peritoneum of the right lower abdomen,bespoken tape measure, causing abdominal pain and tenderness, similar to acute appendicitis. The location is limited to the ileum, without the characteristics of metastatic abdominal pain, and the abdominal signs are extensive, sometimes with enlarged intestines palpable. Additional, the patient can accompany have diarrhoea, defecate examination has apparent and unusual composition. 6. Ectopic pregnancy rupture After the rupture of right ectopic pregnancy, the intraperitoneal hemorrhage stimulates the parietal peritoneum of the right lower abdomen, and the clinical features of acute appendicitis may occur. However, ectopic pregnancy often has a history of menopause and early pregnancy, and vaginal bleeding may occur before the onset. The patient has a sense of swelling in the perineum and anus after abdominal pain, as well as internal bleeding and hemorrhagic shock. Gynecological examination may have positive signs such as vaginal bleeding, slightly enlarged uterus with tenderness, right adnexal enlargement and blood in posterior fornix puncture. It can be further confirmed by B-mode ultrasonography. 7. Rupture of follicular or corpus luteum cyst It often occurs in unmarried young women, often two weeks after menstruation, bespoken tape measure ,mini tape measure, because of intra-abdominal bleeding, causing right lower abdominal pain. The local signs of the disease in the right lower abdomen were mild, an are not obvious, and tendernesus, anal pruritus, anal eczema, constipation, intestinal obstruction, appendicitis, etc. Maternal hemorrhoids, constipation and other anal and intestinal problems. 2. The popular doctor in this article is Dr. Zou Changlin. ? The content cannot be used as specific diagnosis and treatment advice,keychain tape measure, nor can it replace the face-to-face consultation of licensed physicians. It is only for reference. 3. The above content is prohibited to be reproduced. Pictures not marked in the article are from: 123rf. Com. CN genuine pictures. Good doctor online respects intellectual property protection. If you have any objection to the above content, please contact email [email protected]. Husband has n/med beriberi, teach him these 3 action! Is coffee for weight gain or weight loss? Is washing your ass more important than washing your face? -END-Return to Sohu to see more Responsible Editor:. tape-measure.com