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关于诊断方面的问题一、警惕表现不典型的下消化道出血消化道出血时,多数病人有典型的临床表现,诊断不难。但如病人就诊时表现不典型,而病史与体检又不能提供重要线索,则易误诊。如果出血量大,血液滞留在肠管内未排出,则首发症状是休克前表现或呈休克状态,出现脉搏细速、血压下降、皮肤潮冷和面色苍白等,亦可呈极度躁动不安。甚至意识障碍,对此要提高警惕。二、详细了解出血情况与血便性状要确切了解以往便血情况,发生的次数,病史的长短,急性或慢性出血,此次就诊在多长时间内便血多少,血便颜色、次数、稀稠度,是全血还是血便混有粪便、脓或粘液,是排便全程便血还是便后流血。若便血量少,血是与粪便相混还是附着在粪便表面,是否伴有其他症状如腹痛、里急后重、发
On the diagnostic aspects First, be alert to the performance of atypical lower gastrointestinal bleeding gastrointestinal bleeding, most patients have a typical clinical manifestations, the diagnosis is not difficult. However, when the patient’s presentation is not typical, and medical history and examination can not provide important clues, it is easy to misdiagnosis. If the amount of bleeding, blood retention in the intestine is not discharged, then the first symptom is the performance of shock or shock before the state, there pulse fine, blood pressure, skin tingling and pale, can also be extremely agitated. Even awareness disorders, this should be vigilant. Second, a detailed understanding of bleeding and bloody stool Traits to understand the situation in the past, the exact number of occurrences, the length of history, acute or chronic bleeding, the number of stools in the treatment of how much time, bloody stool color, frequency, thin consistency is Blood or blood stool mixed with stool, pus or mucus, defecation or bowel movement after it will be bleeding. If less blood in the stool, the blood is mixed with the stool or attached to the surface of the stool, whether accompanied by other symptoms such as abdominal pain, tenesmus, hair