查询词典 melena

Corrosion gastrointestinal mucosa, resulting in vomiting, diarrhea, melena, abdominal pain and symptoms of gastroenteritis, or even the development of gastrointestinal bleeding, acute intestinal necrosis and intestinal perforation and peritonitis occur and so on.

铁中毒可直接腐蚀胃肠粘膜，以致出现呕吐、腹泻、黑便、腹痛和胃肠炎等症状，甚至可以发展为消化道出血、急性肠坏死并发生肠穿孔和腹膜炎等情况。

1Casegastrectoˉmy stoma ulcer in Group B,1case melena in Group C.Conclusion The result shows that high-dose successive adˉministration of MP can improve postoperative neurological functions recovery of CSM significantly.The usage of MP above-mentioned is safe,except that we should pay close attention to special case.

MP大剂量连续应用能明显提高脊髓型颈椎病术后神经功能的恢复；MP的上述用法是安全的，但对消化道并发症应给予关注。

Hypertension, Portal ;; Review Literature as Topic ;; Intestinal Diseases ;; Liver Cirrhosis ;; Melena ;; Portal Vein ;; Pathology ;; Vascular Diseases

高血压，门静脉；；综述文献专题；；肠疾病；；肝硬化；；黑粪症；；门静脉；；病理学；；血管疾病

The small intestinal diseases (28.9, 13/45) mainly comprise inflammatory diseases, Meckel diverticulum and hemangioma. The dramatic presentation of bleeding is hematochezia (93.3%, 42/45), the other 3 cases of the diseases located in small intestine presented as melena. None of patients accompanied by hematemesis.

在出血表现方面，除3例小肠病变（其中血管瘤1例，美克尔憩室2例）只表现为大量黑便外，其它不论是发生于大肠还是发生于小肠的病变（共42例，占93.3%），均以不同程度的排血便作为主要出血表现，没有伴发呕血或呕吐咖啡样胃内容物。

Methods 38 cases taking ASA in 2 months were selected as bleeding group and they all had different degrees of symptoms including hematemesis、melena or positive occult blood of stool;30 cases taking the same drug without the sign of gastrointestinal bleeding were recouited as control group.The indexes were compared,including the change of hemodynamics、the occur rates of ASA related dyspepsia symptoms、 peptic ulcer or bleeding history and positive rates of H.

选择服用ASA在服药2月内出现呕血、黑便或大便隐血阳性的患者38例；对照组为30例服用相同制剂无消化道出血征象患者，比较两组患者血液流变学变化、药物致消化不良症状发生率、既往消化性溃疡病史及幽门螺杆菌阳性率等指标。

All the study subjects had known colonic disease (a history of colorectal cancer or adenomatous polyps, ulcerative colitis, or positive radiographic findings) or were suspected to have it based on signs and symptoms such as rectal bleeding, hematochezia, melena, or positive fecal occult blood test.

所有受试者都患有结肠疾病（结直肠癌，腺样息肉，溃疡性结肠炎或影像学阳性发现），或根据症状和体征（如直肠出血，便血，黑便，或者大便潜血阳性），疑似患有上述疾病。

Main symptoms were vomiting and upper abdomen pain. Midgut volvulus presented distention and tenderness. Intestinal gangrene presented haematemesis and melena.

诊断主要依据出生3～7天后大量胆汁样呕吐，腹部立位平片及上消化道气钡造影、钡剂灌肠，B超、CT、MRI亦有意义。

A mean age was 11.3 months （range from 2d to 13 years old）. 31.87% of them presented symptoms in the infant period. Main symptoms were vomiting and upper abdomen pain. Midgut volvulus presented distention and tenderness. Intestinal gangrene presented haematemesis and melena.

诊断主要依据出生3～7天后量胆汁样呕吐，腹部立位平片及上消化道气钡造影、钡剂灌肠，B超、CT、MRI亦有意义。

Upper gastric pain and melena presented frequently;protrude type lesions larger than 3cm were frequently localized in cardiac parts under gastroscope; poorly differentiated adenocarcinoma accounted for 47.58%;lesions larger than 3cm possessed higher probability of invading to placenta percreta and metastasis to lymph nodes;liver was the most common organ of metastasis by gastric cancer.

内镜下3厘米以上，隆起型病灶多见，好发于贲门部，低分化腺癌最常见（占52.47%），直径大于3厘米病灶侵及浆膜层及淋巴结转移率高。胃癌最常转移到肝脏。

No pallor,no melena.

马洛里-魏斯二氏综合征-没有面容苍白黑粪便等症状

More direct, directer ; most direct, directest

径直的，笔直的

Do you know how to use a chain saw?

你知道如何使用链锯吗？