引起老年人腹泻的原因很多,可由消化道或全身多种疾患引起,也可由感染性或功能性原因引起。 1.肠道感染。是老年人腹泻的最常见原因,其临床特点基本上与青壮年相同。老年人由于体质衰弱,免疫功能低,基本病变比较多,容易发生菌群失调或二重感染,特别是那些长期使用广谱抗菌素、肾上腺皮质激素者,由于肠道的正常菌群被抑制、消灭,而致病菌因发生耐药而得以迅速发展。所以密切观察大便的质和量,大便涂片和培养,给予相 Diarrhea caused by the elderly for many reasons, may be caused by the digestive tract or systemic multiple diseases, but also by infectious or functional causes. Intestinal infection Is the most common cause of diarrhea in the elderly, its clinical features are basically the same with young adults. Elderly due to physical weakness, low immune function, the basic lesion more prone to dysbacteriosis or double infection, especially those long-term use of broad-spectrum antibiotics, adrenal cortical hormone, due to the normal intestinal flora was suppressed, eliminated , While pathogens are rapidly developing due to resistance. So close observation of the quality and quantity of stool, stool smear and culture, given phase